12d60b848STomohiro Kusumi /* 22d60b848STomohiro Kusumi * SPDX-License-Identifier: BSD-3-Clause 32d60b848STomohiro Kusumi * 42d60b848STomohiro Kusumi * Copyright (c) 2022 Tomohiro Kusumi <tkusumi@netbsd.org> 52d60b848STomohiro Kusumi * Copyright (c) 2011-2022 The DragonFly Project. All rights reserved. 62d60b848STomohiro Kusumi * 72d60b848STomohiro Kusumi * This code is derived from software contributed to The DragonFly Project 82d60b848STomohiro Kusumi * by Matthew Dillon <dillon@dragonflybsd.org> 92d60b848STomohiro Kusumi * 102d60b848STomohiro Kusumi * Redistribution and use in source and binary forms, with or without 112d60b848STomohiro Kusumi * modification, are permitted provided that the following conditions 122d60b848STomohiro Kusumi * are met: 132d60b848STomohiro Kusumi * 142d60b848STomohiro Kusumi * 1. Redistributions of source code must retain the above copyright 152d60b848STomohiro Kusumi * notice, this list of conditions and the following disclaimer. 162d60b848STomohiro Kusumi * 2. Redistributions in binary form must reproduce the above copyright 172d60b848STomohiro Kusumi * notice, this list of conditions and the following disclaimer in 182d60b848STomohiro Kusumi * the documentation and/or other materials provided with the 192d60b848STomohiro Kusumi * distribution. 202d60b848STomohiro Kusumi * 3. Neither the name of The DragonFly Project nor the names of its 212d60b848STomohiro Kusumi * contributors may be used to endorse or promote products derived 222d60b848STomohiro Kusumi * from this software without specific, prior written permission. 232d60b848STomohiro Kusumi * 242d60b848STomohiro Kusumi * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 252d60b848STomohiro Kusumi * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 262d60b848STomohiro Kusumi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 272d60b848STomohiro Kusumi * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 282d60b848STomohiro Kusumi * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 292d60b848STomohiro Kusumi * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 302d60b848STomohiro Kusumi * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 312d60b848STomohiro Kusumi * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 322d60b848STomohiro Kusumi * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 332d60b848STomohiro Kusumi * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 342d60b848STomohiro Kusumi * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 352d60b848STomohiro Kusumi * SUCH DAMAGE. 362d60b848STomohiro Kusumi */ 372d60b848STomohiro Kusumi 382d60b848STomohiro Kusumi /* 392d60b848STomohiro Kusumi * HAMMER2 IN-MEMORY CACHE OF MEDIA STRUCTURES 402d60b848STomohiro Kusumi * 412d60b848STomohiro Kusumi * This header file contains structures used internally by the HAMMER2 422d60b848STomohiro Kusumi * implementation. See hammer2_disk.h for on-disk structures. 432d60b848STomohiro Kusumi * 442d60b848STomohiro Kusumi * There is an in-memory representation of all on-media data structure. 452d60b848STomohiro Kusumi * Almost everything is represented by a hammer2_chain structure in-memory. 462d60b848STomohiro Kusumi * Other higher-level structures typically map to chains. 472d60b848STomohiro Kusumi * 482d60b848STomohiro Kusumi * A great deal of data is accessed simply via its buffer cache buffer, 492d60b848STomohiro Kusumi * which is mapped for the duration of the chain's lock. Hammer2 must 502d60b848STomohiro Kusumi * implement its own buffer cache layer on top of the system layer to 512d60b848STomohiro Kusumi * allow for different threads to lock different sub-block-sized buffers. 522d60b848STomohiro Kusumi * 532d60b848STomohiro Kusumi * When modifications are made to a chain a new filesystem block must be 542d60b848STomohiro Kusumi * allocated. Multiple modifications do not typically allocate new blocks 552d60b848STomohiro Kusumi * until the current block has been flushed. Flushes do not block the 562d60b848STomohiro Kusumi * front-end unless the front-end operation crosses the current inode being 572d60b848STomohiro Kusumi * flushed. 582d60b848STomohiro Kusumi * 592d60b848STomohiro Kusumi * The in-memory representation may remain cached (for example in order to 602d60b848STomohiro Kusumi * placemark clustering locks) even after the related data has been 612d60b848STomohiro Kusumi * detached. 622d60b848STomohiro Kusumi */ 632d60b848STomohiro Kusumi 642d60b848STomohiro Kusumi #ifndef _VFS_HAMMER2_HAMMER2_H_ 652d60b848STomohiro Kusumi #define _VFS_HAMMER2_HAMMER2_H_ 662d60b848STomohiro Kusumi 672d60b848STomohiro Kusumi #ifdef _KERNEL 682d60b848STomohiro Kusumi #error "_KERNEL shouldn't be defined" 692d60b848STomohiro Kusumi #endif 702d60b848STomohiro Kusumi #ifdef _KERNEL_STRUCTURES 712d60b848STomohiro Kusumi #error "_KERNEL_STRUCTURES shouldn't be defined" 722d60b848STomohiro Kusumi #endif 732d60b848STomohiro Kusumi 742d60b848STomohiro Kusumi #ifdef _KERNEL 752d60b848STomohiro Kusumi #include <sys/param.h> 762d60b848STomohiro Kusumi #endif 772d60b848STomohiro Kusumi #include <sys/types.h> 782d60b848STomohiro Kusumi #ifdef _KERNEL 792d60b848STomohiro Kusumi #include <sys/kernel.h> 802d60b848STomohiro Kusumi #endif 812d60b848STomohiro Kusumi //#include <sys/conf.h> 822d60b848STomohiro Kusumi #ifdef _KERNEL 832d60b848STomohiro Kusumi #include <sys/systm.h> 842d60b848STomohiro Kusumi #endif 852d60b848STomohiro Kusumi //#include <sys/diskslice.h> 862d60b848STomohiro Kusumi #include <sys/tree.h> 872d60b848STomohiro Kusumi //#include <sys/malloc.h> 882d60b848STomohiro Kusumi #include <sys/mount.h> 892d60b848STomohiro Kusumi /* 902d60b848STomohiro Kusumi #include <sys/vnode.h> 912d60b848STomohiro Kusumi #include <sys/proc.h> 922d60b848STomohiro Kusumi #include <sys/priv.h> 932d60b848STomohiro Kusumi #include <sys/stat.h> 942d60b848STomohiro Kusumi #include <sys/thread.h> 952d60b848STomohiro Kusumi #include <sys/lockf.h> 962d60b848STomohiro Kusumi #include <sys/buf.h> 972d60b848STomohiro Kusumi */ 982d60b848STomohiro Kusumi #include <sys/queue.h> 992d60b848STomohiro Kusumi /* 1002d60b848STomohiro Kusumi #include <sys/limits.h> 1012d60b848STomohiro Kusumi #include <sys/dmsg.h> 1022d60b848STomohiro Kusumi #include <sys/mutex.h> 1032d60b848STomohiro Kusumi #include <sys/lock.h> 1042d60b848STomohiro Kusumi #include <sys/file.h> 1052d60b848STomohiro Kusumi #include <sys/objcache.h> 1062d60b848STomohiro Kusumi */ 1072d60b848STomohiro Kusumi 1082d60b848STomohiro Kusumi #ifdef _KERNEL 1092d60b848STomohiro Kusumi #include <sys/signal2.h> 1102d60b848STomohiro Kusumi #include <sys/buf2.h> 1112d60b848STomohiro Kusumi #include <sys/mutex2.h> 1122d60b848STomohiro Kusumi #include <sys/spinlock2.h> 1132d60b848STomohiro Kusumi #endif 1142d60b848STomohiro Kusumi 1152d60b848STomohiro Kusumi /* 1162d60b848STomohiro Kusumi #include "hammer2_xxhash.h" 1172d60b848STomohiro Kusumi #include "hammer2_disk.h" 1182d60b848STomohiro Kusumi #include "hammer2_mount.h" 1192d60b848STomohiro Kusumi #include "hammer2_ioctl.h" 1202d60b848STomohiro Kusumi */ 1212d60b848STomohiro Kusumi 1222d60b848STomohiro Kusumi #include <sys/time.h> 1232d60b848STomohiro Kusumi #include <sys/vfscache.h> 1242d60b848STomohiro Kusumi #include <sys/errno.h> 1252d60b848STomohiro Kusumi 1262d60b848STomohiro Kusumi #include <machine/atomic.h> 1272d60b848STomohiro Kusumi 1282d60b848STomohiro Kusumi #include <unistd.h> 1292d60b848STomohiro Kusumi #include <stdio.h> 1302d60b848STomohiro Kusumi #include <stdlib.h> 1312d60b848STomohiro Kusumi #include <stdint.h> 1322d60b848STomohiro Kusumi #include <string.h> 1332d60b848STomohiro Kusumi 1342d60b848STomohiro Kusumi #include <vfs/hammer2/hammer2_disk.h> 1352d60b848STomohiro Kusumi #include <vfs/hammer2/hammer2_mount.h> 1362d60b848STomohiro Kusumi #include <vfs/hammer2/hammer2_xxhash.h> 1372d60b848STomohiro Kusumi #include <mkfs_hammer2.h> 1382d60b848STomohiro Kusumi 1392d60b848STomohiro Kusumi #include "hammer2_compat.h" 1402d60b848STomohiro Kusumi 1412d60b848STomohiro Kusumi struct hammer2_io; 1422d60b848STomohiro Kusumi struct hammer2_chain; 1432d60b848STomohiro Kusumi struct hammer2_inode; 1442d60b848STomohiro Kusumi struct hammer2_depend; 1452d60b848STomohiro Kusumi struct hammer2_dev; 1462d60b848STomohiro Kusumi struct hammer2_pfs; 1472d60b848STomohiro Kusumi union hammer2_xop; 1482d60b848STomohiro Kusumi 1492d60b848STomohiro Kusumi /* 1502d60b848STomohiro Kusumi * Mutex and lock shims. Hammer2 requires support for asynchronous and 1512d60b848STomohiro Kusumi * abortable locks, and both exclusive and shared spinlocks. Normal 1522d60b848STomohiro Kusumi * synchronous non-abortable locks can be substituted for spinlocks. 1532d60b848STomohiro Kusumi */ 1542d60b848STomohiro Kusumi /* 1552d60b848STomohiro Kusumi typedef mtx_t hammer2_mtx_t; 1562d60b848STomohiro Kusumi typedef mtx_state_t hammer2_mtx_state_t; 1572d60b848STomohiro Kusumi 1582d60b848STomohiro Kusumi typedef struct spinlock hammer2_spin_t; 1592d60b848STomohiro Kusumi 1602d60b848STomohiro Kusumi #define hammer2_mtx_ex mtx_lock_ex_quick 1612d60b848STomohiro Kusumi #define hammer2_mtx_ex_try mtx_lock_ex_try 1622d60b848STomohiro Kusumi #define hammer2_mtx_sh mtx_lock_sh_quick 1632d60b848STomohiro Kusumi #define hammer2_mtx_sh_again mtx_lock_sh_again 1642d60b848STomohiro Kusumi #define hammer2_mtx_sh_try mtx_lock_sh_try 1652d60b848STomohiro Kusumi #define hammer2_mtx_unlock mtx_unlock 1662d60b848STomohiro Kusumi #define hammer2_mtx_upgrade_try mtx_upgrade_try 1672d60b848STomohiro Kusumi #define hammer2_mtx_downgrade mtx_downgrade 1682d60b848STomohiro Kusumi #define hammer2_mtx_owned mtx_owned 1692d60b848STomohiro Kusumi #define hammer2_mtx_init mtx_init 1702d60b848STomohiro Kusumi #define hammer2_mtx_temp_release mtx_lock_temp_release 1712d60b848STomohiro Kusumi #define hammer2_mtx_temp_restore mtx_lock_temp_restore 1722d60b848STomohiro Kusumi #define hammer2_mtx_refs mtx_lockrefs 1732d60b848STomohiro Kusumi 1742d60b848STomohiro Kusumi #define hammer2_spin_init spin_init 1752d60b848STomohiro Kusumi #define hammer2_spin_sh spin_lock_shared 1762d60b848STomohiro Kusumi #define hammer2_spin_ex spin_lock 1772d60b848STomohiro Kusumi #define hammer2_spin_unsh spin_unlock_shared 1782d60b848STomohiro Kusumi #define hammer2_spin_unex spin_unlock 1792d60b848STomohiro Kusumi #define hammer2_spin_lock_update spin_lock_update 1802d60b848STomohiro Kusumi #define hammer2_spin_unlock_update spin_unlock_update 1812d60b848STomohiro Kusumi */ 1822d60b848STomohiro Kusumi 1832d60b848STomohiro Kusumi TAILQ_HEAD(hammer2_xop_list, hammer2_xop_head); 1842d60b848STomohiro Kusumi TAILQ_HEAD(hammer2_chain_list, hammer2_chain); 1852d60b848STomohiro Kusumi 1862d60b848STomohiro Kusumi typedef struct hammer2_xop_list hammer2_xop_list_t; 1872d60b848STomohiro Kusumi 1882d60b848STomohiro Kusumi /* 1892d60b848STomohiro Kusumi * Cap the dynamic calculation for the maximum number of dirty 1902d60b848STomohiro Kusumi * chains and dirty inodes allowed. 1912d60b848STomohiro Kusumi */ 1922d60b848STomohiro Kusumi #define HAMMER2_LIMIT_DIRTY_CHAINS (1024*1024) 1932d60b848STomohiro Kusumi #define HAMMER2_LIMIT_DIRTY_INODES (65536) 1942d60b848STomohiro Kusumi 1952d60b848STomohiro Kusumi /* 1962d60b848STomohiro Kusumi * The chain structure tracks a portion of the media topology from the 1972d60b848STomohiro Kusumi * root (volume) down. Chains represent volumes, inodes, indirect blocks, 1982d60b848STomohiro Kusumi * data blocks, and freemap nodes and leafs. 1992d60b848STomohiro Kusumi * 2002d60b848STomohiro Kusumi * The chain structure utilizes a simple singly-homed topology and the 2012d60b848STomohiro Kusumi * chain's in-memory topology will move around as the chains do, due mainly 2022d60b848STomohiro Kusumi * to renames and indirect block creation. 2032d60b848STomohiro Kusumi * 2042d60b848STomohiro Kusumi * Block Table Updates 2052d60b848STomohiro Kusumi * 2062d60b848STomohiro Kusumi * Block table updates for insertions and updates are delayed until the 2072d60b848STomohiro Kusumi * flush. This allows us to avoid having to modify the parent chain 2082d60b848STomohiro Kusumi * all the way to the root. 2092d60b848STomohiro Kusumi * 2102d60b848STomohiro Kusumi * Block table deletions are performed immediately (modifying the parent 2112d60b848STomohiro Kusumi * in the process) because the flush code uses the chain structure to 2122d60b848STomohiro Kusumi * track delayed updates and the chain will be (likely) gone or moved to 2132d60b848STomohiro Kusumi * another location in the topology after a deletion. 2142d60b848STomohiro Kusumi * 2152d60b848STomohiro Kusumi * A prior iteration of the code tried to keep the relationship intact 2162d60b848STomohiro Kusumi * on deletes by doing a delete-duplicate operation on the chain, but 2172d60b848STomohiro Kusumi * it added way too much complexity to the codebase. 2182d60b848STomohiro Kusumi * 2192d60b848STomohiro Kusumi * Flush Synchronization 2202d60b848STomohiro Kusumi * 2212d60b848STomohiro Kusumi * The flush code must flush modified chains bottom-up. Because chain 2222d60b848STomohiro Kusumi * structures can shift around and are NOT topologically stable, 2232d60b848STomohiro Kusumi * modified chains are independently indexed for the flush. As the flush 2242d60b848STomohiro Kusumi * runs it modifies (or further modifies) and updates the parents, 2252d60b848STomohiro Kusumi * propagating the flush all the way to the volume root. 2262d60b848STomohiro Kusumi * 2272d60b848STomohiro Kusumi * Modifying front-end operations can occur during a flush but will block 2282d60b848STomohiro Kusumi * in two cases: (1) when the front-end tries to operate on the inode 2292d60b848STomohiro Kusumi * currently in the midst of being flushed and (2) if the front-end 2302d60b848STomohiro Kusumi * crosses an inode currently being flushed (such as during a rename). 2312d60b848STomohiro Kusumi * So, for example, if you rename directory "x" to "a/b/c/d/e/f/g/x" and 2322d60b848STomohiro Kusumi * the flusher is currently working on "a/b/c", the rename will block 2332d60b848STomohiro Kusumi * temporarily in order to ensure that "x" exists in one place or the 2342d60b848STomohiro Kusumi * other. 2352d60b848STomohiro Kusumi * 2362d60b848STomohiro Kusumi * Meta-data statistics are updated by the flusher. The front-end will 2372d60b848STomohiro Kusumi * make estimates but meta-data must be fully synchronized only during a 2382d60b848STomohiro Kusumi * flush in order to ensure that it remains correct across a crash. 2392d60b848STomohiro Kusumi * 2402d60b848STomohiro Kusumi * Multiple flush synchronizations can theoretically be in-flight at the 2412d60b848STomohiro Kusumi * same time but the implementation is not coded to handle the case and 2422d60b848STomohiro Kusumi * currently serializes them. 2432d60b848STomohiro Kusumi * 2442d60b848STomohiro Kusumi * Snapshots: 2452d60b848STomohiro Kusumi * 2462d60b848STomohiro Kusumi * Snapshots currently require the subdirectory tree being snapshotted 2472d60b848STomohiro Kusumi * to be flushed. The snapshot then creates a new super-root inode which 2482d60b848STomohiro Kusumi * copies the flushed blockdata of the directory or file that was 2492d60b848STomohiro Kusumi * snapshotted. 2502d60b848STomohiro Kusumi * 2512d60b848STomohiro Kusumi * Radix tree NOTES: 2522d60b848STomohiro Kusumi * 2532d60b848STomohiro Kusumi * - Note that the radix tree runs in powers of 2 only so sub-trees 2542d60b848STomohiro Kusumi * cannot straddle edges. 2552d60b848STomohiro Kusumi */ 2562d60b848STomohiro Kusumi RB_HEAD(hammer2_chain_tree, hammer2_chain); 2572d60b848STomohiro Kusumi 2582d60b848STomohiro Kusumi struct hammer2_reptrack { 2592d60b848STomohiro Kusumi hammer2_spin_t spin; 2602d60b848STomohiro Kusumi struct hammer2_reptrack *next; 2612d60b848STomohiro Kusumi struct hammer2_chain *chain; 2622d60b848STomohiro Kusumi }; 2632d60b848STomohiro Kusumi 2642d60b848STomohiro Kusumi /* 2652d60b848STomohiro Kusumi * Core topology for chain (embedded in chain). Protected by a spinlock. 2662d60b848STomohiro Kusumi */ 2672d60b848STomohiro Kusumi struct hammer2_chain_core { 2682d60b848STomohiro Kusumi hammer2_spin_t spin; 2692d60b848STomohiro Kusumi struct hammer2_reptrack *reptrack; 2702d60b848STomohiro Kusumi struct hammer2_chain_tree rbtree; /* sub-chains */ 2712d60b848STomohiro Kusumi int live_zero; /* blockref array opt */ 2722d60b848STomohiro Kusumi u_int live_count; /* live (not deleted) chains in tree */ 2732d60b848STomohiro Kusumi u_int chain_count; /* live + deleted chains under core */ 2742d60b848STomohiro Kusumi int generation; /* generation number (inserts only) */ 2752d60b848STomohiro Kusumi }; 2762d60b848STomohiro Kusumi 2772d60b848STomohiro Kusumi typedef struct hammer2_chain_core hammer2_chain_core_t; 2782d60b848STomohiro Kusumi 2792d60b848STomohiro Kusumi RB_HEAD(hammer2_io_tree, hammer2_io); 2802d60b848STomohiro Kusumi 2812d60b848STomohiro Kusumi /* 2822d60b848STomohiro Kusumi * DIO - Management structure wrapping system buffer cache. 2832d60b848STomohiro Kusumi * 2842d60b848STomohiro Kusumi * HAMMER2 uses an I/O abstraction that allows it to cache and manipulate 2852d60b848STomohiro Kusumi * fixed-sized filesystem buffers frontend by variable-sized hammer2_chain 2862d60b848STomohiro Kusumi * structures. 2872d60b848STomohiro Kusumi */ 2882d60b848STomohiro Kusumi /* #define HAMMER2_IO_DEBUG */ 2892d60b848STomohiro Kusumi 2902d60b848STomohiro Kusumi #ifdef HAMMER2_IO_DEBUG 2912d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_ARGS , const char *file, int line 2922d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_CALL , file, line 2932d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_COUNT 2048 2942d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_MASK (HAMMER2_IO_DEBUG_COUNT - 1) 2952d60b848STomohiro Kusumi #else 2962d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_ARGS 2972d60b848STomohiro Kusumi #define HAMMER2_IO_DEBUG_CALL 2982d60b848STomohiro Kusumi #endif 2992d60b848STomohiro Kusumi 3002d60b848STomohiro Kusumi struct hammer2_io { 3012d60b848STomohiro Kusumi RB_ENTRY(hammer2_io) rbnode; /* indexed by device offset */ 3022d60b848STomohiro Kusumi struct hammer2_dev *hmp; 3036bcbb706STomohiro Kusumi struct m_vnode *devvp; 3044e2eefe9STomohiro Kusumi struct m_buf *bp; 3052d60b848STomohiro Kusumi off_t dbase; /* offset of devvp within volumes */ 3062d60b848STomohiro Kusumi off_t pbase; 3072d60b848STomohiro Kusumi uint64_t refs; 3082d60b848STomohiro Kusumi int psize; 3092d60b848STomohiro Kusumi int act; /* activity */ 3102d60b848STomohiro Kusumi int btype; /* approximate BREF_TYPE_* */ 3112d60b848STomohiro Kusumi int ticks; 3122d60b848STomohiro Kusumi int error; 3132d60b848STomohiro Kusumi #ifdef HAMMER2_IO_DEBUG 3142d60b848STomohiro Kusumi int debug_index; 3152d60b848STomohiro Kusumi #else 3162d60b848STomohiro Kusumi int unused01; 3172d60b848STomohiro Kusumi #endif 3182d60b848STomohiro Kusumi uint64_t dedup_valid; /* valid for dedup operation */ 3192d60b848STomohiro Kusumi uint64_t dedup_alloc; /* allocated / de-dupable */ 3202d60b848STomohiro Kusumi #ifdef HAMMER2_IO_DEBUG 3212d60b848STomohiro Kusumi const char *debug_file[HAMMER2_IO_DEBUG_COUNT]; 3222d60b848STomohiro Kusumi void *debug_td[HAMMER2_IO_DEBUG_COUNT]; 3232d60b848STomohiro Kusumi int debug_line[HAMMER2_IO_DEBUG_COUNT]; 3242d60b848STomohiro Kusumi uint64_t debug_refs[HAMMER2_IO_DEBUG_COUNT]; 3252d60b848STomohiro Kusumi #endif 3262d60b848STomohiro Kusumi }; 3272d60b848STomohiro Kusumi 3282d60b848STomohiro Kusumi typedef struct hammer2_io hammer2_io_t; 3292d60b848STomohiro Kusumi 3302d60b848STomohiro Kusumi #define HAMMER2_DIO_INPROG 0x8000000000000000LLU /* bio in progress */ 3312d60b848STomohiro Kusumi #define HAMMER2_DIO_GOOD 0x4000000000000000LLU /* dio->bp is stable */ 3322d60b848STomohiro Kusumi #define HAMMER2_DIO_WAITING 0x2000000000000000LLU /* wait on INPROG */ 3332d60b848STomohiro Kusumi #define HAMMER2_DIO_DIRTY 0x1000000000000000LLU /* flush last drop */ 3342d60b848STomohiro Kusumi #define HAMMER2_DIO_FLUSH 0x0800000000000000LLU /* immediate flush */ 3352d60b848STomohiro Kusumi 3362d60b848STomohiro Kusumi #define HAMMER2_DIO_MASK 0x00FFFFFFFFFFFFFFLLU 3372d60b848STomohiro Kusumi 3382d60b848STomohiro Kusumi /* 3392d60b848STomohiro Kusumi * Primary chain structure keeps track of the topology in-memory. 3402d60b848STomohiro Kusumi */ 3412d60b848STomohiro Kusumi struct hammer2_chain { 3422d60b848STomohiro Kusumi hammer2_mtx_t lock; 3432d60b848STomohiro Kusumi hammer2_chain_core_t core; 3442d60b848STomohiro Kusumi RB_ENTRY(hammer2_chain) rbnode; /* live chain(s) */ 3452d60b848STomohiro Kusumi hammer2_blockref_t bref; 3462d60b848STomohiro Kusumi struct hammer2_chain *parent; 3472d60b848STomohiro Kusumi struct hammer2_dev *hmp; 3482d60b848STomohiro Kusumi struct hammer2_pfs *pmp; /* A PFS or super-root (spmp) */ 3492d60b848STomohiro Kusumi 3502d60b848STomohiro Kusumi struct lock diolk; /* xop focus interlock */ 3512d60b848STomohiro Kusumi hammer2_io_t *dio; /* physical data buffer */ 3522d60b848STomohiro Kusumi hammer2_media_data_t *data; /* data pointer shortcut */ 3532d60b848STomohiro Kusumi u_int bytes; /* physical data size */ 3542d60b848STomohiro Kusumi u_int flags; 3552d60b848STomohiro Kusumi u_int refs; 3562d60b848STomohiro Kusumi u_int lockcnt; 3572d60b848STomohiro Kusumi int error; /* on-lock data error state */ 3582d60b848STomohiro Kusumi int cache_index; /* heur speeds up lookup */ 3592d60b848STomohiro Kusumi 3602d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_chain) lru_node; /* 0-refs LRU */ 3612d60b848STomohiro Kusumi }; 3622d60b848STomohiro Kusumi 3632d60b848STomohiro Kusumi typedef struct hammer2_chain hammer2_chain_t; 3642d60b848STomohiro Kusumi 3652d60b848STomohiro Kusumi int hammer2_chain_cmp(hammer2_chain_t *chain1, hammer2_chain_t *chain2); 3662d60b848STomohiro Kusumi RB_PROTOTYPE(hammer2_chain_tree, hammer2_chain, rbnode, hammer2_chain_cmp); 3672d60b848STomohiro Kusumi 3682d60b848STomohiro Kusumi /* 369cca587ddSTomohiro Kusumi * Passed to hammer2_chain_create(), causes methods to be inherited from 370cca587ddSTomohiro Kusumi * parent. 371cca587ddSTomohiro Kusumi */ 372cca587ddSTomohiro Kusumi #define HAMMER2_METH_DEFAULT -1 373cca587ddSTomohiro Kusumi 374cca587ddSTomohiro Kusumi /* 3752d60b848STomohiro Kusumi * Special notes on flags: 3762d60b848STomohiro Kusumi * 3772d60b848STomohiro Kusumi * INITIAL - This flag allows a chain to be created and for storage to 3782d60b848STomohiro Kusumi * be allocated without having to immediately instantiate the 3792d60b848STomohiro Kusumi * related buffer. The data is assumed to be all-zeros. It 3802d60b848STomohiro Kusumi * is primarily used for indirect blocks. 3812d60b848STomohiro Kusumi * 3822d60b848STomohiro Kusumi * MODIFIED - The chain's media data has been modified. Prevents chain 3832d60b848STomohiro Kusumi * free on lastdrop if still in the topology. 3842d60b848STomohiro Kusumi * 3852d60b848STomohiro Kusumi * UPDATE - Chain might not be modified but parent blocktable needs 3862d60b848STomohiro Kusumi * an update. Prevents chain free on lastdrop if still in 3872d60b848STomohiro Kusumi * the topology. 3882d60b848STomohiro Kusumi * 3892d60b848STomohiro Kusumi * BLKMAPPED - Indicates that the chain is present in the parent blockmap. 3902d60b848STomohiro Kusumi * 3912d60b848STomohiro Kusumi * BLKMAPUPD - Indicates that the chain is present but needs to be updated 3922d60b848STomohiro Kusumi * in the parent blockmap. 3932d60b848STomohiro Kusumi */ 3942d60b848STomohiro Kusumi #define HAMMER2_CHAIN_MODIFIED 0x00000001 /* dirty chain data */ 3952d60b848STomohiro Kusumi #define HAMMER2_CHAIN_ALLOCATED 0x00000002 /* kmalloc'd chain */ 3962d60b848STomohiro Kusumi #define HAMMER2_CHAIN_DESTROY 0x00000004 3972d60b848STomohiro Kusumi #define HAMMER2_CHAIN_DEDUPABLE 0x00000008 /* registered w/dedup */ 3982d60b848STomohiro Kusumi #define HAMMER2_CHAIN_DELETED 0x00000010 /* deleted chain */ 3992d60b848STomohiro Kusumi #define HAMMER2_CHAIN_INITIAL 0x00000020 /* initial create */ 4002d60b848STomohiro Kusumi #define HAMMER2_CHAIN_UPDATE 0x00000040 /* need parent update */ 4012d60b848STomohiro Kusumi #define HAMMER2_CHAIN_NOTTESTED 0x00000080 /* crc not generated */ 4022d60b848STomohiro Kusumi #define HAMMER2_CHAIN_TESTEDGOOD 0x00000100 /* crc tested good */ 4032d60b848STomohiro Kusumi #define HAMMER2_CHAIN_ONFLUSH 0x00000200 /* on a flush list */ 4042d60b848STomohiro Kusumi #define HAMMER2_CHAIN_UNUSED0400 0x00000400 4052d60b848STomohiro Kusumi #define HAMMER2_CHAIN_VOLUMESYNC 0x00000800 /* needs volume sync */ 4062d60b848STomohiro Kusumi #define HAMMER2_CHAIN_UNUSED1000 0x00001000 4072d60b848STomohiro Kusumi #define HAMMER2_CHAIN_COUNTEDBREFS 0x00002000 /* block table stats */ 4082d60b848STomohiro Kusumi #define HAMMER2_CHAIN_ONRBTREE 0x00004000 /* on parent RB tree */ 4092d60b848STomohiro Kusumi #define HAMMER2_CHAIN_ONLRU 0x00008000 /* on LRU list */ 4102d60b848STomohiro Kusumi #define HAMMER2_CHAIN_UNUSED10000 0x00010000 4112d60b848STomohiro Kusumi #define HAMMER2_CHAIN_RELEASE 0x00020000 /* don't keep around */ 4122d60b848STomohiro Kusumi #define HAMMER2_CHAIN_BLKMAPPED 0x00040000 /* present in blkmap */ 4132d60b848STomohiro Kusumi #define HAMMER2_CHAIN_BLKMAPUPD 0x00080000 /* +needs updating */ 4142d60b848STomohiro Kusumi #define HAMMER2_CHAIN_IOINPROG 0x00100000 /* I/O interlock */ 4152d60b848STomohiro Kusumi #define HAMMER2_CHAIN_IOSIGNAL 0x00200000 /* I/O interlock */ 4162d60b848STomohiro Kusumi #define HAMMER2_CHAIN_PFSBOUNDARY 0x00400000 /* super->pfs inode */ 4172d60b848STomohiro Kusumi #define HAMMER2_CHAIN_HINT_LEAF_COUNT 0x00800000 /* redo leaf count */ 4182d60b848STomohiro Kusumi #define HAMMER2_CHAIN_LRUHINT 0x01000000 /* was reused */ 4192d60b848STomohiro Kusumi 4202d60b848STomohiro Kusumi #define HAMMER2_CHAIN_FLUSH_MASK (HAMMER2_CHAIN_MODIFIED | \ 4212d60b848STomohiro Kusumi HAMMER2_CHAIN_UPDATE | \ 4222d60b848STomohiro Kusumi HAMMER2_CHAIN_ONFLUSH | \ 4232d60b848STomohiro Kusumi HAMMER2_CHAIN_DESTROY) 4242d60b848STomohiro Kusumi 4252d60b848STomohiro Kusumi /* 4262d60b848STomohiro Kusumi * Hammer2 error codes, used by chain->error and cluster->error. The error 4272d60b848STomohiro Kusumi * code is typically set on-lock unless no I/O was requested, and set on 4282d60b848STomohiro Kusumi * I/O otherwise. If set for a cluster it generally means that the cluster 4292d60b848STomohiro Kusumi * code could not find a valid copy to present. 4302d60b848STomohiro Kusumi * 4312d60b848STomohiro Kusumi * All H2 error codes are flags and can be accumulated by ORing them 4322d60b848STomohiro Kusumi * together. 4332d60b848STomohiro Kusumi * 4342d60b848STomohiro Kusumi * IO - An I/O error occurred 4352d60b848STomohiro Kusumi * CHECK - I/O succeeded but did not match the check code 4362d60b848STomohiro Kusumi * INCOMPLETE - A cluster is not complete enough to use, or 4372d60b848STomohiro Kusumi * a chain cannot be loaded because its parent has an error. 4382d60b848STomohiro Kusumi * 4392d60b848STomohiro Kusumi * NOTE: API allows callers to check zero/non-zero to determine if an error 4402d60b848STomohiro Kusumi * condition exists. 4412d60b848STomohiro Kusumi * 4422d60b848STomohiro Kusumi * NOTE: Chain's data field is usually NULL on an IO error but not necessarily 4432d60b848STomohiro Kusumi * NULL on other errors. Check chain->error, not chain->data. 4442d60b848STomohiro Kusumi */ 4452d60b848STomohiro Kusumi #define HAMMER2_ERROR_NONE 0 /* no error (must be 0) */ 4462d60b848STomohiro Kusumi #define HAMMER2_ERROR_EIO 0x00000001 /* device I/O error */ 4472d60b848STomohiro Kusumi #define HAMMER2_ERROR_CHECK 0x00000002 /* check code error */ 4482d60b848STomohiro Kusumi #define HAMMER2_ERROR_INCOMPLETE 0x00000004 /* incomplete cluster */ 4492d60b848STomohiro Kusumi #define HAMMER2_ERROR_DEPTH 0x00000008 /* tmp depth limit */ 4502d60b848STomohiro Kusumi #define HAMMER2_ERROR_BADBREF 0x00000010 /* illegal bref */ 4512d60b848STomohiro Kusumi #define HAMMER2_ERROR_ENOSPC 0x00000020 /* allocation failure */ 4522d60b848STomohiro Kusumi #define HAMMER2_ERROR_ENOENT 0x00000040 /* entry not found */ 4532d60b848STomohiro Kusumi #define HAMMER2_ERROR_ENOTEMPTY 0x00000080 /* dir not empty */ 4542d60b848STomohiro Kusumi #define HAMMER2_ERROR_EAGAIN 0x00000100 /* retry */ 4552d60b848STomohiro Kusumi #define HAMMER2_ERROR_ENOTDIR 0x00000200 /* not directory */ 4562d60b848STomohiro Kusumi #define HAMMER2_ERROR_EISDIR 0x00000400 /* is directory */ 4572d60b848STomohiro Kusumi #define HAMMER2_ERROR_EINPROGRESS 0x00000800 /* already running */ 4582d60b848STomohiro Kusumi #define HAMMER2_ERROR_ABORTED 0x00001000 /* aborted operation */ 4592d60b848STomohiro Kusumi #define HAMMER2_ERROR_EOF 0x00002000 /* end of scan */ 4602d60b848STomohiro Kusumi #define HAMMER2_ERROR_EINVAL 0x00004000 /* catch-all */ 4612d60b848STomohiro Kusumi #define HAMMER2_ERROR_EEXIST 0x00008000 /* entry exists */ 4622d60b848STomohiro Kusumi #define HAMMER2_ERROR_EDEADLK 0x00010000 4632d60b848STomohiro Kusumi #define HAMMER2_ERROR_ESRCH 0x00020000 4642d60b848STomohiro Kusumi #define HAMMER2_ERROR_ETIMEDOUT 0x00040000 4652d60b848STomohiro Kusumi 4662d60b848STomohiro Kusumi /* 4672d60b848STomohiro Kusumi * Flags passed to hammer2_chain_lookup() and hammer2_chain_next() 4682d60b848STomohiro Kusumi * 4692d60b848STomohiro Kusumi * NOTES: 4702d60b848STomohiro Kusumi * NODATA - Asks that the chain->data not be resolved in order 4712d60b848STomohiro Kusumi * to avoid I/O. 4722d60b848STomohiro Kusumi * 4732d60b848STomohiro Kusumi * NODIRECT - Prevents a lookup of offset 0 in an inode from returning 4742d60b848STomohiro Kusumi * the inode itself if the inode is in DIRECTDATA mode 4752d60b848STomohiro Kusumi * (i.e. file is <= 512 bytes). Used by the synchronization 4762d60b848STomohiro Kusumi * code to prevent confusion. 4772d60b848STomohiro Kusumi * 4782d60b848STomohiro Kusumi * SHARED - The input chain is expected to be locked shared, 4792d60b848STomohiro Kusumi * and the output chain is locked shared. 4802d60b848STomohiro Kusumi * 4812d60b848STomohiro Kusumi * MATCHIND - Allows an indirect block / freemap node to be returned 4822d60b848STomohiro Kusumi * when the passed key range matches the radix. Remember 4832d60b848STomohiro Kusumi * that key_end is inclusive (e.g. {0x000,0xFFF}, 4842d60b848STomohiro Kusumi * not {0x000,0x1000}). 4852d60b848STomohiro Kusumi * 4862d60b848STomohiro Kusumi * (Cannot be used for remote or cluster ops). 4872d60b848STomohiro Kusumi * 4882d60b848STomohiro Kusumi * ALWAYS - Always resolve the data. If ALWAYS and NODATA are both 4892d60b848STomohiro Kusumi * missing, bulk file data is not resolved but inodes and 4902d60b848STomohiro Kusumi * other meta-data will. 4912d60b848STomohiro Kusumi */ 4922d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_UNUSED0001 0x00000001 4932d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_NODATA 0x00000002 /* data left NULL */ 4942d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_NODIRECT 0x00000004 /* no offset=0 DD */ 4952d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_SHARED 0x00000100 4962d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_MATCHIND 0x00000200 /* return all chains */ 4972d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_UNUSED0400 0x00000400 4982d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_ALWAYS 0x00000800 /* resolve data */ 4992d60b848STomohiro Kusumi #define HAMMER2_LOOKUP_UNUSED1000 0x00001000 5002d60b848STomohiro Kusumi 5012d60b848STomohiro Kusumi /* 5022d60b848STomohiro Kusumi * Flags passed to hammer2_chain_modify() and hammer2_chain_resize() 5032d60b848STomohiro Kusumi * 5042d60b848STomohiro Kusumi * NOTE: OPTDATA allows us to avoid instantiating buffers for INDIRECT 5052d60b848STomohiro Kusumi * blocks in the INITIAL-create state. 5062d60b848STomohiro Kusumi */ 5072d60b848STomohiro Kusumi #define HAMMER2_MODIFY_OPTDATA 0x00000002 /* data can be NULL */ 5082d60b848STomohiro Kusumi 5092d60b848STomohiro Kusumi /* 5102d60b848STomohiro Kusumi * Flags passed to hammer2_chain_lock() 5112d60b848STomohiro Kusumi * 5122d60b848STomohiro Kusumi * NOTE: NONBLOCK is only used for hammer2_chain_repparent() and getparent(), 5132d60b848STomohiro Kusumi * other functions (e.g. hammer2_chain_lookup(), etc) can't handle its 5142d60b848STomohiro Kusumi * operation. 5152d60b848STomohiro Kusumi */ 5162d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_NEVER 1 5172d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_MAYBE 2 5182d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_ALWAYS 3 5192d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_MASK 0x0F 5202d60b848STomohiro Kusumi 5212d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_SHARED 0x10 /* request shared lock */ 5222d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_LOCKAGAIN 0x20 /* another shared lock */ 5232d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_UNUSED40 0x40 5242d60b848STomohiro Kusumi #define HAMMER2_RESOLVE_NONBLOCK 0x80 /* non-blocking */ 5252d60b848STomohiro Kusumi 5262d60b848STomohiro Kusumi /* 5272d60b848STomohiro Kusumi * Flags passed to hammer2_chain_delete() 5282d60b848STomohiro Kusumi */ 5292d60b848STomohiro Kusumi #define HAMMER2_DELETE_PERMANENT 0x0001 5302d60b848STomohiro Kusumi 5312d60b848STomohiro Kusumi /* 5322d60b848STomohiro Kusumi * Flags passed to hammer2_chain_insert() or hammer2_chain_rename() 5332d60b848STomohiro Kusumi * or hammer2_chain_create(). 5342d60b848STomohiro Kusumi */ 5352d60b848STomohiro Kusumi #define HAMMER2_INSERT_PFSROOT 0x0004 5362d60b848STomohiro Kusumi #define HAMMER2_INSERT_SAMEPARENT 0x0008 5372d60b848STomohiro Kusumi 5382d60b848STomohiro Kusumi /* 5392d60b848STomohiro Kusumi * hammer2_freemap_adjust() 5402d60b848STomohiro Kusumi */ 5412d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_DORECOVER 1 5422d60b848STomohiro Kusumi #if 0 5432d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_DOMAYFREE 2 5442d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_DOREALFREE 3 5452d60b848STomohiro Kusumi #endif 5462d60b848STomohiro Kusumi 5472d60b848STomohiro Kusumi /* 5482d60b848STomohiro Kusumi * HAMMER2 cluster - A set of chains representing the same entity. 5492d60b848STomohiro Kusumi * 5502d60b848STomohiro Kusumi * hammer2_cluster typically represents a temporary set of representitive 5512d60b848STomohiro Kusumi * chains. The one exception is that a hammer2_cluster is embedded in 5522d60b848STomohiro Kusumi * hammer2_inode. This embedded cluster is ONLY used to track the 5532d60b848STomohiro Kusumi * representitive chains and cannot be directly locked. 5542d60b848STomohiro Kusumi * 5552d60b848STomohiro Kusumi * A cluster is usually temporary (and thus per-thread) for locking purposes, 5562d60b848STomohiro Kusumi * allowing us to embed the asynchronous storage required for cluster 5572d60b848STomohiro Kusumi * operations in the cluster itself and adjust the state and status without 5582d60b848STomohiro Kusumi * having to worry too much about SMP issues. 5592d60b848STomohiro Kusumi * 5602d60b848STomohiro Kusumi * The exception is the cluster embedded in the hammer2_inode structure. 5612d60b848STomohiro Kusumi * This is used to cache the cluster state on an inode-by-inode basis. 5622d60b848STomohiro Kusumi * Individual hammer2_chain structures not incorporated into clusters might 5632d60b848STomohiro Kusumi * also stick around to cache miscellanious elements. 5642d60b848STomohiro Kusumi * 5652d60b848STomohiro Kusumi * Because the cluster is a 'working copy' and is usually subject to cluster 5662d60b848STomohiro Kusumi * quorum rules, it is quite possible for us to end up with an insufficient 5672d60b848STomohiro Kusumi * number of live chains to execute an operation. If an insufficient number 5682d60b848STomohiro Kusumi * of chains remain in a working copy, the operation may have to be 5692d60b848STomohiro Kusumi * downgraded, retried, stall until the requisit number of chains are 5702d60b848STomohiro Kusumi * available, or possibly even error out depending on the mount type. 5712d60b848STomohiro Kusumi * 5722d60b848STomohiro Kusumi * A cluster's focus is set when it is locked. The focus can only be set 5732d60b848STomohiro Kusumi * to a chain still part of the synchronized set. 5742d60b848STomohiro Kusumi */ 5752d60b848STomohiro Kusumi #define HAMMER2_XOPFIFO 16 5762d60b848STomohiro Kusumi #define HAMMER2_XOPFIFO_MASK (HAMMER2_XOPFIFO - 1) 5772d60b848STomohiro Kusumi #define HAMMER2_XOPTHREADS_MIN 32 5782d60b848STomohiro Kusumi #define HAMMER2_XOPGROUPS_MIN 4 5792d60b848STomohiro Kusumi 5802d60b848STomohiro Kusumi #define HAMMER2_MAXCLUSTER 8 5812d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_CLUSTER ((uint64_t)((1LLU << HAMMER2_MAXCLUSTER) - 1)) 5822d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_VOP ((uint64_t)0x0000000080000000LLU) 5832d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_FIFOW ((uint64_t)0x0000000040000000LLU) 5842d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_WAIT ((uint64_t)0x0000000020000000LLU) 5852d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_FEED ((uint64_t)0x0000000100000000LLU) 5862d60b848STomohiro Kusumi 5872d60b848STomohiro Kusumi #define HAMMER2_XOPMASK_ALLDONE (HAMMER2_XOPMASK_VOP | HAMMER2_XOPMASK_CLUSTER) 5882d60b848STomohiro Kusumi 5892d60b848STomohiro Kusumi struct hammer2_cluster_item { 5902d60b848STomohiro Kusumi hammer2_chain_t *chain; 5912d60b848STomohiro Kusumi int error; 5922d60b848STomohiro Kusumi uint32_t flags; 5932d60b848STomohiro Kusumi }; 5942d60b848STomohiro Kusumi 5952d60b848STomohiro Kusumi typedef struct hammer2_cluster_item hammer2_cluster_item_t; 5962d60b848STomohiro Kusumi 5972d60b848STomohiro Kusumi /* 5982d60b848STomohiro Kusumi * INVALID - Invalid for focus, i.e. not part of synchronized set. 5992d60b848STomohiro Kusumi * Once set, this bit is sticky across operations. 6002d60b848STomohiro Kusumi * 6012d60b848STomohiro Kusumi * FEMOD - Indicates that front-end modifying operations can 6022d60b848STomohiro Kusumi * mess with this entry and MODSYNC will copy also 6032d60b848STomohiro Kusumi * effect it. 6042d60b848STomohiro Kusumi */ 6052d60b848STomohiro Kusumi #define HAMMER2_CITEM_INVALID 0x00000001 6062d60b848STomohiro Kusumi #define HAMMER2_CITEM_FEMOD 0x00000002 6072d60b848STomohiro Kusumi #define HAMMER2_CITEM_NULL 0x00000004 6082d60b848STomohiro Kusumi 6092d60b848STomohiro Kusumi struct hammer2_cluster { 6102d60b848STomohiro Kusumi int refs; /* track for deallocation */ 6112d60b848STomohiro Kusumi int ddflag; 6122d60b848STomohiro Kusumi struct hammer2_pfs *pmp; 6132d60b848STomohiro Kusumi uint32_t flags; 6142d60b848STomohiro Kusumi int nchains; 6152d60b848STomohiro Kusumi int error; /* error code valid on lock */ 6162d60b848STomohiro Kusumi int focus_index; 6172d60b848STomohiro Kusumi hammer2_chain_t *focus; /* current focus (or mod) */ 6182d60b848STomohiro Kusumi hammer2_cluster_item_t array[HAMMER2_MAXCLUSTER]; 6192d60b848STomohiro Kusumi }; 6202d60b848STomohiro Kusumi 6212d60b848STomohiro Kusumi typedef struct hammer2_cluster hammer2_cluster_t; 6222d60b848STomohiro Kusumi 6232d60b848STomohiro Kusumi /* 6242d60b848STomohiro Kusumi * WRHARD - Hard mounts can write fully synchronized 6252d60b848STomohiro Kusumi * RDHARD - Hard mounts can read fully synchronized 6262d60b848STomohiro Kusumi * UNHARD - Unsynchronized masters present 6272d60b848STomohiro Kusumi * NOHARD - No masters visible 6282d60b848STomohiro Kusumi * WRSOFT - Soft mounts can write to at least the SOFT_MASTER 6292d60b848STomohiro Kusumi * RDSOFT - Soft mounts can read from at least a SOFT_SLAVE 6302d60b848STomohiro Kusumi * UNSOFT - Unsynchronized slaves present 6312d60b848STomohiro Kusumi * NOSOFT - No slaves visible 6322d60b848STomohiro Kusumi * RDSLAVE - slaves are accessible (possibly unsynchronized or remote). 6332d60b848STomohiro Kusumi * MSYNCED - All masters are fully synchronized 6342d60b848STomohiro Kusumi * SSYNCED - All known local slaves are fully synchronized to masters 6352d60b848STomohiro Kusumi * 6362d60b848STomohiro Kusumi * All available masters are always incorporated. All PFSs belonging to a 6372d60b848STomohiro Kusumi * cluster (master, slave, copy, whatever) always try to synchronize the 6382d60b848STomohiro Kusumi * total number of known masters in the PFSs root inode. 6392d60b848STomohiro Kusumi * 6402d60b848STomohiro Kusumi * A cluster might have access to many slaves, copies, or caches, but we 6412d60b848STomohiro Kusumi * have a limited number of cluster slots. Any such elements which are 6422d60b848STomohiro Kusumi * directly mounted from block device(s) will always be incorporated. Note 6432d60b848STomohiro Kusumi * that SSYNCED only applies to such elements which are directly mounted, 6442d60b848STomohiro Kusumi * not to any remote slaves, copies, or caches that could be available. These 6452d60b848STomohiro Kusumi * bits are used to monitor and drive our synchronization threads. 6462d60b848STomohiro Kusumi * 6472d60b848STomohiro Kusumi * When asking the question 'is any data accessible at all', then a simple 6482d60b848STomohiro Kusumi * test against (RDHARD|RDSOFT|RDSLAVE) gives you the answer. If any of 6492d60b848STomohiro Kusumi * these bits are set the object can be read with certain caveats: 6502d60b848STomohiro Kusumi * RDHARD - no caveats. RDSOFT - authoritative but might not be synchronized. 6512d60b848STomohiro Kusumi * and RDSLAVE - not authoritative, has some data but it could be old or 6522d60b848STomohiro Kusumi * incomplete. 6532d60b848STomohiro Kusumi * 6542d60b848STomohiro Kusumi * When both soft and hard mounts are available, data will be read and written 6552d60b848STomohiro Kusumi * via the soft mount only. But all might be in the cluster because 6562d60b848STomohiro Kusumi * background synchronization threads still need to do their work. 6572d60b848STomohiro Kusumi */ 6582d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_INODE 0x00000001 /* embedded in inode struct */ 6592d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_UNUSED2 0x00000002 6602d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_LOCKED 0x00000004 /* cluster lks not recursive */ 6612d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_WRHARD 0x00000100 /* hard-mount can write */ 6622d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_RDHARD 0x00000200 /* hard-mount can read */ 6632d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_UNHARD 0x00000400 /* unsynchronized masters */ 6642d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_NOHARD 0x00000800 /* no masters visible */ 6652d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_WRSOFT 0x00001000 /* soft-mount can write */ 6662d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_RDSOFT 0x00002000 /* soft-mount can read */ 6672d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_UNSOFT 0x00004000 /* unsynchronized slaves */ 6682d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_NOSOFT 0x00008000 /* no slaves visible */ 6692d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_MSYNCED 0x00010000 /* all masters synchronized */ 6702d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_SSYNCED 0x00020000 /* known slaves synchronized */ 6712d60b848STomohiro Kusumi 6722d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_ANYDATA ( HAMMER2_CLUSTER_RDHARD | \ 6732d60b848STomohiro Kusumi HAMMER2_CLUSTER_RDSOFT | \ 6742d60b848STomohiro Kusumi HAMMER2_CLUSTER_RDSLAVE) 6752d60b848STomohiro Kusumi #if 0 6762d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_RDOK ( HAMMER2_CLUSTER_RDHARD | \ 6772d60b848STomohiro Kusumi HAMMER2_CLUSTER_RDSOFT) 6782d60b848STomohiro Kusumi 6792d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_WROK ( HAMMER2_CLUSTER_WRHARD | \ 6802d60b848STomohiro Kusumi HAMMER2_CLUSTER_WRSOFT) 6812d60b848STomohiro Kusumi #endif 6822d60b848STomohiro Kusumi #define HAMMER2_CLUSTER_ZFLAGS ( HAMMER2_CLUSTER_WRHARD | \ 6832d60b848STomohiro Kusumi HAMMER2_CLUSTER_RDHARD | \ 6842d60b848STomohiro Kusumi HAMMER2_CLUSTER_WRSOFT | \ 6852d60b848STomohiro Kusumi HAMMER2_CLUSTER_RDSOFT | \ 6862d60b848STomohiro Kusumi HAMMER2_CLUSTER_MSYNCED | \ 6872d60b848STomohiro Kusumi HAMMER2_CLUSTER_SSYNCED) 6882d60b848STomohiro Kusumi 6892d60b848STomohiro Kusumi RB_HEAD(hammer2_inode_tree, hammer2_inode); /* ip->rbnode */ 6902d60b848STomohiro Kusumi TAILQ_HEAD(inoq_head, hammer2_inode); /* ip->entry */ 6912d60b848STomohiro Kusumi TAILQ_HEAD(depq_head, hammer2_depend); /* depend->entry */ 6922d60b848STomohiro Kusumi 6932d60b848STomohiro Kusumi struct hammer2_depend { 6942d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_depend) entry; 6952d60b848STomohiro Kusumi struct inoq_head sideq; 6962d60b848STomohiro Kusumi long count; 6972d60b848STomohiro Kusumi int pass2; 6982d60b848STomohiro Kusumi int unused01; 6992d60b848STomohiro Kusumi }; 7002d60b848STomohiro Kusumi 7012d60b848STomohiro Kusumi typedef struct hammer2_depend hammer2_depend_t; 7022d60b848STomohiro Kusumi 7032d60b848STomohiro Kusumi /* 7042d60b848STomohiro Kusumi * A hammer2 inode. 7052d60b848STomohiro Kusumi * 7062d60b848STomohiro Kusumi * NOTE: The inode-embedded cluster is never used directly for I/O (since 7072d60b848STomohiro Kusumi * it may be shared). Instead it will be replicated-in and synchronized 7082d60b848STomohiro Kusumi * back out if changed. 7092d60b848STomohiro Kusumi */ 7102d60b848STomohiro Kusumi struct hammer2_inode { 7112d60b848STomohiro Kusumi RB_ENTRY(hammer2_inode) rbnode; /* inumber lookup (HL) */ 7122d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_inode) entry; /* SYNCQ/SIDEQ */ 7132d60b848STomohiro Kusumi hammer2_depend_t *depend; /* non-NULL if SIDEQ */ 7142d60b848STomohiro Kusumi hammer2_depend_t depend_static; /* (in-place allocation) */ 7152d60b848STomohiro Kusumi hammer2_mtx_t lock; /* inode lock */ 7162d60b848STomohiro Kusumi hammer2_mtx_t truncate_lock; /* prevent truncates */ 7172d60b848STomohiro Kusumi struct hammer2_pfs *pmp; /* PFS mount */ 7186bcbb706STomohiro Kusumi struct m_vnode *vp; 7192d60b848STomohiro Kusumi hammer2_spin_t cluster_spin; /* update cluster */ 7202d60b848STomohiro Kusumi hammer2_cluster_t cluster; 7212d60b848STomohiro Kusumi //struct lockf advlock; 7222d60b848STomohiro Kusumi u_int flags; 7232d60b848STomohiro Kusumi u_int refs; /* +vpref, +flushref */ 7242d60b848STomohiro Kusumi int ihash; /* xop worker distribution */ 7252d60b848STomohiro Kusumi uint8_t comp_heuristic; 7262d60b848STomohiro Kusumi hammer2_inode_meta_t meta; /* copy of meta-data */ 7272d60b848STomohiro Kusumi hammer2_off_t osize; 7282d60b848STomohiro Kusumi }; 7292d60b848STomohiro Kusumi 7302d60b848STomohiro Kusumi typedef struct hammer2_inode hammer2_inode_t; 7312d60b848STomohiro Kusumi 7322d60b848STomohiro Kusumi /* 7332d60b848STomohiro Kusumi * MODIFIED - Inode is in a modified state, ip->meta may have changes. 7342d60b848STomohiro Kusumi * RESIZED - Inode truncated (any) or inode extended beyond 7352d60b848STomohiro Kusumi * EMBEDDED_BYTES. 7362d60b848STomohiro Kusumi * 7372d60b848STomohiro Kusumi * SYNCQ - Inode is included in the current filesystem sync. The 7382d60b848STomohiro Kusumi * DELETING and CREATING flags will be acted upon. 7392d60b848STomohiro Kusumi * 7402d60b848STomohiro Kusumi * SIDEQ - Inode has likely been disconnected from the vnode topology 7412d60b848STomohiro Kusumi * and so is not visible to the vnode-based filesystem syncer 7422d60b848STomohiro Kusumi * code, but is dirty and must be included in the next 7432d60b848STomohiro Kusumi * filesystem sync. These inodes are moved to the SYNCQ at 7442d60b848STomohiro Kusumi * the time the sync occurs. 7452d60b848STomohiro Kusumi * 7462d60b848STomohiro Kusumi * Inodes are not placed on this queue simply because they have 7472d60b848STomohiro Kusumi * become dirty, if a vnode is attached. 7482d60b848STomohiro Kusumi * 7492d60b848STomohiro Kusumi * DELETING - Inode is flagged for deletion during the next filesystem 7502d60b848STomohiro Kusumi * sync. That is, the inode's chain is currently connected 7512d60b848STomohiro Kusumi * and must be deleting during the current or next fs sync. 7522d60b848STomohiro Kusumi * 7532d60b848STomohiro Kusumi * CREATING - Inode is flagged for creation during the next filesystem 7542d60b848STomohiro Kusumi * sync. That is, the inode's chain topology exists (so 7552d60b848STomohiro Kusumi * kernel buffer flushes can occur), but is currently 7562d60b848STomohiro Kusumi * disconnected and must be inserted during the current or 7572d60b848STomohiro Kusumi * next fs sync. If the DELETING flag is also set, the 7582d60b848STomohiro Kusumi * topology can be thrown away instead. 7592d60b848STomohiro Kusumi * 7602d60b848STomohiro Kusumi * If an inode that is already part of the current filesystem sync is 7612d60b848STomohiro Kusumi * modified by the frontend, including by buffer flushes, the inode lock 7622d60b848STomohiro Kusumi * code detects the SYNCQ flag and moves the inode to the head of the 7632d60b848STomohiro Kusumi * flush-in-progress, then blocks until the flush has gotten past it. 7642d60b848STomohiro Kusumi */ 7652d60b848STomohiro Kusumi #define HAMMER2_INODE_MODIFIED 0x0001 7662d60b848STomohiro Kusumi #define HAMMER2_INODE_UNUSED0002 0x0002 7672d60b848STomohiro Kusumi #define HAMMER2_INODE_UNUSED0004 0x0004 7682d60b848STomohiro Kusumi #define HAMMER2_INODE_ONRBTREE 0x0008 7692d60b848STomohiro Kusumi #define HAMMER2_INODE_RESIZED 0x0010 /* requires inode_chain_sync */ 7702d60b848STomohiro Kusumi #define HAMMER2_INODE_UNUSED0020 0x0020 7712d60b848STomohiro Kusumi #define HAMMER2_INODE_ISUNLINKED 0x0040 7722d60b848STomohiro Kusumi #define HAMMER2_INODE_UNUSED0080 0x0080 7732d60b848STomohiro Kusumi #define HAMMER2_INODE_SIDEQ 0x0100 /* on side processing queue */ 7742d60b848STomohiro Kusumi #define HAMMER2_INODE_NOSIDEQ 0x0200 /* disable sideq operation */ 7752d60b848STomohiro Kusumi #define HAMMER2_INODE_DIRTYDATA 0x0400 /* interlocks inode flush */ 7762d60b848STomohiro Kusumi #define HAMMER2_INODE_SYNCQ 0x0800 /* sync interlock, sequenced */ 7772d60b848STomohiro Kusumi #define HAMMER2_INODE_DELETING 0x1000 /* sync interlock, chain topo */ 7782d60b848STomohiro Kusumi #define HAMMER2_INODE_CREATING 0x2000 /* sync interlock, chain topo */ 7792d60b848STomohiro Kusumi #define HAMMER2_INODE_SYNCQ_WAKEUP 0x4000 /* sync interlock wakeup */ 7802d60b848STomohiro Kusumi #define HAMMER2_INODE_SYNCQ_PASS2 0x8000 /* force retry delay */ 7812d60b848STomohiro Kusumi 7822d60b848STomohiro Kusumi #define HAMMER2_INODE_DIRTY (HAMMER2_INODE_MODIFIED | \ 7832d60b848STomohiro Kusumi HAMMER2_INODE_DIRTYDATA | \ 7842d60b848STomohiro Kusumi HAMMER2_INODE_DELETING | \ 7852d60b848STomohiro Kusumi HAMMER2_INODE_CREATING) 7862d60b848STomohiro Kusumi 7872d60b848STomohiro Kusumi int hammer2_inode_cmp(hammer2_inode_t *ip1, hammer2_inode_t *ip2); 7882d60b848STomohiro Kusumi RB_PROTOTYPE2(hammer2_inode_tree, hammer2_inode, rbnode, hammer2_inode_cmp, 7892d60b848STomohiro Kusumi hammer2_tid_t); 7902d60b848STomohiro Kusumi 7912d60b848STomohiro Kusumi /* 7922d60b848STomohiro Kusumi * Transaction management sub-structure under hammer2_pfs 7932d60b848STomohiro Kusumi */ 7942d60b848STomohiro Kusumi struct hammer2_trans { 7952d60b848STomohiro Kusumi uint32_t flags; 7962d60b848STomohiro Kusumi uint32_t sync_wait; 7972d60b848STomohiro Kusumi }; 7982d60b848STomohiro Kusumi 7992d60b848STomohiro Kusumi typedef struct hammer2_trans hammer2_trans_t; 8002d60b848STomohiro Kusumi 8012d60b848STomohiro Kusumi #define HAMMER2_TRANS_ISFLUSH 0x80000000 /* flush code */ 8022d60b848STomohiro Kusumi #define HAMMER2_TRANS_BUFCACHE 0x40000000 /* bio strategy */ 8032d60b848STomohiro Kusumi #define HAMMER2_TRANS_SIDEQ 0x20000000 /* run sideq */ 8042d60b848STomohiro Kusumi #define HAMMER2_TRANS_UNUSED10 0x10000000 8052d60b848STomohiro Kusumi #define HAMMER2_TRANS_WAITING 0x08000000 /* someone waiting */ 8062d60b848STomohiro Kusumi #define HAMMER2_TRANS_RESCAN 0x04000000 /* rescan sideq */ 8072d60b848STomohiro Kusumi #define HAMMER2_TRANS_MASK 0x00FFFFFF /* count mask */ 8082d60b848STomohiro Kusumi 8092d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_HEUR_NRADIX 4 /* pwr 2 PBUFRADIX-LBUFRADIX */ 8102d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_HEUR_TYPES 8 8112d60b848STomohiro Kusumi #define HAMMER2_FREEMAP_HEUR_SIZE (HAMMER2_FREEMAP_HEUR_NRADIX * \ 8122d60b848STomohiro Kusumi HAMMER2_FREEMAP_HEUR_TYPES) 8132d60b848STomohiro Kusumi 8142d60b848STomohiro Kusumi #define HAMMER2_DEDUP_HEUR_SIZE (65536 * 4) 8152d60b848STomohiro Kusumi #define HAMMER2_DEDUP_HEUR_MASK (HAMMER2_DEDUP_HEUR_SIZE - 1) 8162d60b848STomohiro Kusumi 8172d60b848STomohiro Kusumi #define HAMMER2_FLUSH_TOP 0x0001 8182d60b848STomohiro Kusumi #define HAMMER2_FLUSH_ALL 0x0002 8192d60b848STomohiro Kusumi #define HAMMER2_FLUSH_INODE_STOP 0x0004 /* stop at sub-inode */ 8202d60b848STomohiro Kusumi #define HAMMER2_FLUSH_FSSYNC 0x0008 /* part of filesystem sync */ 8212d60b848STomohiro Kusumi 8222d60b848STomohiro Kusumi 8232d60b848STomohiro Kusumi /* 8242d60b848STomohiro Kusumi * Hammer2 support thread element. 8252d60b848STomohiro Kusumi * 8262d60b848STomohiro Kusumi * Potentially many support threads can hang off of hammer2, primarily 8272d60b848STomohiro Kusumi * off the hammer2_pfs structure. Typically: 8282d60b848STomohiro Kusumi * 8292d60b848STomohiro Kusumi * td x Nodes A synchronization thread for each node. 8302d60b848STomohiro Kusumi * td x Nodes x workers Worker threads for frontend operations. 8312d60b848STomohiro Kusumi * td x 1 Bioq thread for logical buffer writes. 8322d60b848STomohiro Kusumi * 8332d60b848STomohiro Kusumi * In addition, the synchronization thread(s) associated with the 8342d60b848STomohiro Kusumi * super-root PFS (spmp) for a node is responsible for automatic bulkfree 8352d60b848STomohiro Kusumi * and dedup scans. 8362d60b848STomohiro Kusumi */ 8372d60b848STomohiro Kusumi struct hammer2_thread { 8382d60b848STomohiro Kusumi struct hammer2_pfs *pmp; 8392d60b848STomohiro Kusumi struct hammer2_dev *hmp; 8402d60b848STomohiro Kusumi hammer2_xop_list_t xopq; 8412d60b848STomohiro Kusumi thread_t td; 8422d60b848STomohiro Kusumi uint32_t flags; 8432d60b848STomohiro Kusumi int clindex; /* cluster element index */ 8442d60b848STomohiro Kusumi int repidx; 8452d60b848STomohiro Kusumi char *scratch; /* MAXPHYS */ 8462d60b848STomohiro Kusumi }; 8472d60b848STomohiro Kusumi 8482d60b848STomohiro Kusumi typedef struct hammer2_thread hammer2_thread_t; 8492d60b848STomohiro Kusumi 8502d60b848STomohiro Kusumi #define HAMMER2_THREAD_UNMOUNTING 0x0001 /* unmount request */ 8512d60b848STomohiro Kusumi #define HAMMER2_THREAD_DEV 0x0002 /* related to dev, not pfs */ 8522d60b848STomohiro Kusumi #define HAMMER2_THREAD_WAITING 0x0004 /* thread in idle tsleep */ 8532d60b848STomohiro Kusumi #define HAMMER2_THREAD_REMASTER 0x0008 /* remaster request */ 8542d60b848STomohiro Kusumi #define HAMMER2_THREAD_STOP 0x0010 /* exit request */ 8552d60b848STomohiro Kusumi #define HAMMER2_THREAD_FREEZE 0x0020 /* force idle */ 8562d60b848STomohiro Kusumi #define HAMMER2_THREAD_FROZEN 0x0040 /* thread is frozen */ 8572d60b848STomohiro Kusumi #define HAMMER2_THREAD_XOPQ 0x0080 /* work pending */ 8582d60b848STomohiro Kusumi #define HAMMER2_THREAD_STOPPED 0x0100 /* thread has stopped */ 8592d60b848STomohiro Kusumi #define HAMMER2_THREAD_UNFREEZE 0x0200 8602d60b848STomohiro Kusumi 8612d60b848STomohiro Kusumi #define HAMMER2_THREAD_WAKEUP_MASK (HAMMER2_THREAD_UNMOUNTING | \ 8622d60b848STomohiro Kusumi HAMMER2_THREAD_REMASTER | \ 8632d60b848STomohiro Kusumi HAMMER2_THREAD_STOP | \ 8642d60b848STomohiro Kusumi HAMMER2_THREAD_FREEZE | \ 8652d60b848STomohiro Kusumi HAMMER2_THREAD_XOPQ) 8662d60b848STomohiro Kusumi 8672d60b848STomohiro Kusumi /* 8682d60b848STomohiro Kusumi * Support structure for dedup heuristic. 8692d60b848STomohiro Kusumi */ 8702d60b848STomohiro Kusumi struct hammer2_dedup { 8712d60b848STomohiro Kusumi hammer2_off_t data_off; 8722d60b848STomohiro Kusumi uint64_t data_crc; 8732d60b848STomohiro Kusumi uint32_t ticks; 8742d60b848STomohiro Kusumi uint32_t saved_error; 8752d60b848STomohiro Kusumi }; 8762d60b848STomohiro Kusumi 8772d60b848STomohiro Kusumi typedef struct hammer2_dedup hammer2_dedup_t; 8782d60b848STomohiro Kusumi 8792d60b848STomohiro Kusumi /* 8802d60b848STomohiro Kusumi * hammer2_xop - container for VOP/XOP operation (allocated, not on stack). 8812d60b848STomohiro Kusumi * 8822d60b848STomohiro Kusumi * This structure is used to distribute a VOP operation across multiple 8832d60b848STomohiro Kusumi * nodes. It provides a rendezvous for concurrent node execution and 8842d60b848STomohiro Kusumi * can be detached from the frontend operation to allow the frontend to 8852d60b848STomohiro Kusumi * return early. 8862d60b848STomohiro Kusumi * 8872d60b848STomohiro Kusumi * This structure also sequences operations on up to three inodes. 8882d60b848STomohiro Kusumi */ 8892d60b848STomohiro Kusumi typedef void (*hammer2_xop_func_t)(union hammer2_xop *xop, void *scratch, 8902d60b848STomohiro Kusumi int clindex); 8912d60b848STomohiro Kusumi 8922d60b848STomohiro Kusumi struct hammer2_xop_desc { 8932d60b848STomohiro Kusumi hammer2_xop_func_t storage_func; /* local storage function */ 8942d60b848STomohiro Kusumi hammer2_xop_func_t dmsg_dispatch; /* dmsg dispatch function */ 8952d60b848STomohiro Kusumi hammer2_xop_func_t dmsg_process; /* dmsg processing function */ 8962d60b848STomohiro Kusumi const char *id; 8972d60b848STomohiro Kusumi }; 8982d60b848STomohiro Kusumi 8992d60b848STomohiro Kusumi typedef struct hammer2_xop_desc hammer2_xop_desc_t; 9002d60b848STomohiro Kusumi 9012d60b848STomohiro Kusumi struct hammer2_xop_fifo { 9022d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_xop_head) entry; 9032d60b848STomohiro Kusumi hammer2_chain_t *array[HAMMER2_XOPFIFO]; 9042d60b848STomohiro Kusumi int errors[HAMMER2_XOPFIFO]; 9052d60b848STomohiro Kusumi int ri; 9062d60b848STomohiro Kusumi int wi; 9072d60b848STomohiro Kusumi int flags; 9082d60b848STomohiro Kusumi hammer2_thread_t *thr; 9092d60b848STomohiro Kusumi }; 9102d60b848STomohiro Kusumi 9112d60b848STomohiro Kusumi typedef struct hammer2_xop_fifo hammer2_xop_fifo_t; 9122d60b848STomohiro Kusumi 9132d60b848STomohiro Kusumi #define HAMMER2_XOP_FIFO_RUN 0x0001 9142d60b848STomohiro Kusumi #define HAMMER2_XOP_FIFO_STALL 0x0002 9152d60b848STomohiro Kusumi 9162d60b848STomohiro Kusumi struct hammer2_xop_head { 9172d60b848STomohiro Kusumi hammer2_xop_desc_t *desc; 9182d60b848STomohiro Kusumi hammer2_tid_t mtid; 9192d60b848STomohiro Kusumi struct hammer2_inode *ip1; 9202d60b848STomohiro Kusumi struct hammer2_inode *ip2; 9212d60b848STomohiro Kusumi struct hammer2_inode *ip3; 9222d60b848STomohiro Kusumi struct hammer2_inode *ip4; 9232d60b848STomohiro Kusumi uint64_t run_mask; 9242d60b848STomohiro Kusumi uint64_t chk_mask; 9252d60b848STomohiro Kusumi int flags; 9262d60b848STomohiro Kusumi int state; 9272d60b848STomohiro Kusumi int error; 9282d60b848STomohiro Kusumi hammer2_key_t collect_key; 9292d60b848STomohiro Kusumi char *name1; 9302d60b848STomohiro Kusumi size_t name1_len; 9312d60b848STomohiro Kusumi char *name2; 9322d60b848STomohiro Kusumi size_t name2_len; 9332d60b848STomohiro Kusumi hammer2_xop_fifo_t collect[HAMMER2_MAXCLUSTER]; 9342d60b848STomohiro Kusumi hammer2_cluster_t cluster; /* help collections */ 9352d60b848STomohiro Kusumi hammer2_io_t *focus_dio; 9362d60b848STomohiro Kusumi }; 9372d60b848STomohiro Kusumi 9382d60b848STomohiro Kusumi typedef struct hammer2_xop_head hammer2_xop_head_t; 9392d60b848STomohiro Kusumi 9402d60b848STomohiro Kusumi struct hammer2_xop_ipcluster { 9412d60b848STomohiro Kusumi hammer2_xop_head_t head; 9422d60b848STomohiro Kusumi }; 9432d60b848STomohiro Kusumi 9442d60b848STomohiro Kusumi struct hammer2_xop_strategy { 9452d60b848STomohiro Kusumi hammer2_xop_head_t head; 9462d60b848STomohiro Kusumi hammer2_key_t lbase; 9472d60b848STomohiro Kusumi int finished; 9482d60b848STomohiro Kusumi hammer2_mtx_t lock; 9492d60b848STomohiro Kusumi struct bio *bio; 9502d60b848STomohiro Kusumi }; 9512d60b848STomohiro Kusumi 9522d60b848STomohiro Kusumi struct hammer2_xop_readdir { 9532d60b848STomohiro Kusumi hammer2_xop_head_t head; 9542d60b848STomohiro Kusumi hammer2_key_t lkey; 9552d60b848STomohiro Kusumi }; 9562d60b848STomohiro Kusumi 9572d60b848STomohiro Kusumi struct hammer2_xop_nresolve { 9582d60b848STomohiro Kusumi hammer2_xop_head_t head; 9592d60b848STomohiro Kusumi hammer2_key_t lhc; /* if name is NULL used lhc */ 9602d60b848STomohiro Kusumi }; 9612d60b848STomohiro Kusumi 9622d60b848STomohiro Kusumi struct hammer2_xop_unlink { 9632d60b848STomohiro Kusumi hammer2_xop_head_t head; 9642d60b848STomohiro Kusumi int isdir; 9652d60b848STomohiro Kusumi int dopermanent; 9662d60b848STomohiro Kusumi }; 9672d60b848STomohiro Kusumi 9682d60b848STomohiro Kusumi #define H2DOPERM_PERMANENT 0x01 9692d60b848STomohiro Kusumi #define H2DOPERM_FORCE 0x02 9702d60b848STomohiro Kusumi #define H2DOPERM_IGNINO 0x04 9712d60b848STomohiro Kusumi 9722d60b848STomohiro Kusumi struct hammer2_xop_nrename { 9732d60b848STomohiro Kusumi hammer2_xop_head_t head; 9742d60b848STomohiro Kusumi hammer2_tid_t lhc; 9752d60b848STomohiro Kusumi int ip_key; 9762d60b848STomohiro Kusumi }; 9772d60b848STomohiro Kusumi 9782d60b848STomohiro Kusumi struct hammer2_xop_scanlhc { 9792d60b848STomohiro Kusumi hammer2_xop_head_t head; 9802d60b848STomohiro Kusumi hammer2_key_t lhc; 9812d60b848STomohiro Kusumi }; 9822d60b848STomohiro Kusumi 9832d60b848STomohiro Kusumi struct hammer2_xop_scanall { 9842d60b848STomohiro Kusumi hammer2_xop_head_t head; 9852d60b848STomohiro Kusumi hammer2_key_t key_beg; /* inclusive */ 9862d60b848STomohiro Kusumi hammer2_key_t key_end; /* inclusive */ 9872d60b848STomohiro Kusumi int resolve_flags; 9882d60b848STomohiro Kusumi int lookup_flags; 9892d60b848STomohiro Kusumi }; 9902d60b848STomohiro Kusumi 9912d60b848STomohiro Kusumi struct hammer2_xop_lookup { 9922d60b848STomohiro Kusumi hammer2_xop_head_t head; 9932d60b848STomohiro Kusumi hammer2_key_t lhc; 9942d60b848STomohiro Kusumi }; 9952d60b848STomohiro Kusumi 9962d60b848STomohiro Kusumi struct hammer2_xop_mkdirent { 9972d60b848STomohiro Kusumi hammer2_xop_head_t head; 9982d60b848STomohiro Kusumi hammer2_dirent_head_t dirent; 9992d60b848STomohiro Kusumi hammer2_key_t lhc; 10002d60b848STomohiro Kusumi }; 10012d60b848STomohiro Kusumi 10022d60b848STomohiro Kusumi struct hammer2_xop_create { 10032d60b848STomohiro Kusumi hammer2_xop_head_t head; 10042d60b848STomohiro Kusumi hammer2_inode_meta_t meta; /* initial metadata */ 10052d60b848STomohiro Kusumi hammer2_key_t lhc; 10062d60b848STomohiro Kusumi int flags; 10072d60b848STomohiro Kusumi }; 10082d60b848STomohiro Kusumi 10092d60b848STomohiro Kusumi struct hammer2_xop_destroy { 10102d60b848STomohiro Kusumi hammer2_xop_head_t head; 10112d60b848STomohiro Kusumi }; 10122d60b848STomohiro Kusumi 10132d60b848STomohiro Kusumi struct hammer2_xop_fsync { 10142d60b848STomohiro Kusumi hammer2_xop_head_t head; 10152d60b848STomohiro Kusumi hammer2_inode_meta_t meta; 10162d60b848STomohiro Kusumi hammer2_off_t osize; 10172d60b848STomohiro Kusumi u_int ipflags; 10182d60b848STomohiro Kusumi int clear_directdata; 10192d60b848STomohiro Kusumi }; 10202d60b848STomohiro Kusumi 10212d60b848STomohiro Kusumi struct hammer2_xop_unlinkall { 10222d60b848STomohiro Kusumi hammer2_xop_head_t head; 10232d60b848STomohiro Kusumi hammer2_key_t key_beg; 10242d60b848STomohiro Kusumi hammer2_key_t key_end; 10252d60b848STomohiro Kusumi }; 10262d60b848STomohiro Kusumi 10272d60b848STomohiro Kusumi struct hammer2_xop_connect { 10282d60b848STomohiro Kusumi hammer2_xop_head_t head; 10292d60b848STomohiro Kusumi hammer2_key_t lhc; 10302d60b848STomohiro Kusumi }; 10312d60b848STomohiro Kusumi 10322d60b848STomohiro Kusumi struct hammer2_xop_flush { 10332d60b848STomohiro Kusumi hammer2_xop_head_t head; 10342d60b848STomohiro Kusumi }; 10352d60b848STomohiro Kusumi 10362d60b848STomohiro Kusumi typedef struct hammer2_xop_readdir hammer2_xop_readdir_t; 10372d60b848STomohiro Kusumi typedef struct hammer2_xop_nresolve hammer2_xop_nresolve_t; 10382d60b848STomohiro Kusumi typedef struct hammer2_xop_unlink hammer2_xop_unlink_t; 10392d60b848STomohiro Kusumi typedef struct hammer2_xop_nrename hammer2_xop_nrename_t; 10402d60b848STomohiro Kusumi typedef struct hammer2_xop_ipcluster hammer2_xop_ipcluster_t; 10412d60b848STomohiro Kusumi typedef struct hammer2_xop_strategy hammer2_xop_strategy_t; 10422d60b848STomohiro Kusumi typedef struct hammer2_xop_mkdirent hammer2_xop_mkdirent_t; 10432d60b848STomohiro Kusumi typedef struct hammer2_xop_create hammer2_xop_create_t; 10442d60b848STomohiro Kusumi typedef struct hammer2_xop_destroy hammer2_xop_destroy_t; 10452d60b848STomohiro Kusumi typedef struct hammer2_xop_fsync hammer2_xop_fsync_t; 10462d60b848STomohiro Kusumi typedef struct hammer2_xop_unlinkall hammer2_xop_unlinkall_t; 10472d60b848STomohiro Kusumi typedef struct hammer2_xop_scanlhc hammer2_xop_scanlhc_t; 10482d60b848STomohiro Kusumi typedef struct hammer2_xop_scanall hammer2_xop_scanall_t; 10492d60b848STomohiro Kusumi typedef struct hammer2_xop_lookup hammer2_xop_lookup_t; 10502d60b848STomohiro Kusumi typedef struct hammer2_xop_connect hammer2_xop_connect_t; 10512d60b848STomohiro Kusumi typedef struct hammer2_xop_flush hammer2_xop_flush_t; 10522d60b848STomohiro Kusumi 10532d60b848STomohiro Kusumi union hammer2_xop { 10542d60b848STomohiro Kusumi hammer2_xop_head_t head; 10552d60b848STomohiro Kusumi hammer2_xop_ipcluster_t xop_ipcluster; 10562d60b848STomohiro Kusumi hammer2_xop_readdir_t xop_readdir; 10572d60b848STomohiro Kusumi hammer2_xop_nresolve_t xop_nresolve; 10582d60b848STomohiro Kusumi hammer2_xop_unlink_t xop_unlink; 10592d60b848STomohiro Kusumi hammer2_xop_nrename_t xop_nrename; 10602d60b848STomohiro Kusumi hammer2_xop_strategy_t xop_strategy; 10612d60b848STomohiro Kusumi hammer2_xop_mkdirent_t xop_mkdirent; 10622d60b848STomohiro Kusumi hammer2_xop_create_t xop_create; 10632d60b848STomohiro Kusumi hammer2_xop_destroy_t xop_destroy; 10642d60b848STomohiro Kusumi hammer2_xop_fsync_t xop_fsync; 10652d60b848STomohiro Kusumi hammer2_xop_unlinkall_t xop_unlinkall; 10662d60b848STomohiro Kusumi hammer2_xop_scanlhc_t xop_scanlhc; 10672d60b848STomohiro Kusumi hammer2_xop_scanall_t xop_scanall; 10682d60b848STomohiro Kusumi hammer2_xop_lookup_t xop_lookup; 10692d60b848STomohiro Kusumi hammer2_xop_flush_t xop_flush; 10702d60b848STomohiro Kusumi hammer2_xop_connect_t xop_connect; 10712d60b848STomohiro Kusumi }; 10722d60b848STomohiro Kusumi 10732d60b848STomohiro Kusumi typedef union hammer2_xop hammer2_xop_t; 10742d60b848STomohiro Kusumi 10752d60b848STomohiro Kusumi /* 10762d60b848STomohiro Kusumi * hammer2_xop_group - Manage XOP support threads. 10772d60b848STomohiro Kusumi */ 10782d60b848STomohiro Kusumi struct hammer2_xop_group { 10792d60b848STomohiro Kusumi hammer2_thread_t thrs[HAMMER2_MAXCLUSTER]; 10802d60b848STomohiro Kusumi }; 10812d60b848STomohiro Kusumi 10822d60b848STomohiro Kusumi typedef struct hammer2_xop_group hammer2_xop_group_t; 10832d60b848STomohiro Kusumi 10842d60b848STomohiro Kusumi /* 10852d60b848STomohiro Kusumi * flags to hammer2_xop_collect() 10862d60b848STomohiro Kusumi */ 10872d60b848STomohiro Kusumi #define HAMMER2_XOP_COLLECT_NOWAIT 0x00000001 10882d60b848STomohiro Kusumi #define HAMMER2_XOP_COLLECT_WAITALL 0x00000002 10892d60b848STomohiro Kusumi 10902d60b848STomohiro Kusumi /* 10912d60b848STomohiro Kusumi * flags to hammer2_xop_alloc() 10922d60b848STomohiro Kusumi * 10932d60b848STomohiro Kusumi * MODIFYING - This is a modifying transaction, allocate a mtid. 10942d60b848STomohiro Kusumi */ 10952d60b848STomohiro Kusumi #define HAMMER2_XOP_MODIFYING 0x00000001 10962d60b848STomohiro Kusumi #define HAMMER2_XOP_STRATEGY 0x00000002 10972d60b848STomohiro Kusumi #define HAMMER2_XOP_INODE_STOP 0x00000004 10982d60b848STomohiro Kusumi #define HAMMER2_XOP_VOLHDR 0x00000008 10992d60b848STomohiro Kusumi #define HAMMER2_XOP_FSSYNC 0x00000010 11002d60b848STomohiro Kusumi 11012d60b848STomohiro Kusumi /* 11022d60b848STomohiro Kusumi * Device vnode management structure 11032d60b848STomohiro Kusumi */ 11042d60b848STomohiro Kusumi struct hammer2_devvp { 11052d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_devvp) entry; 11066bcbb706STomohiro Kusumi struct m_vnode *devvp; /* device vnode */ 11072d60b848STomohiro Kusumi char *path; /* device vnode path */ 11082d60b848STomohiro Kusumi int open; /* 1 if devvp open */ 11092d60b848STomohiro Kusumi }; 11102d60b848STomohiro Kusumi 11112d60b848STomohiro Kusumi typedef struct hammer2_devvp hammer2_devvp_t; 11122d60b848STomohiro Kusumi 11132d60b848STomohiro Kusumi TAILQ_HEAD(hammer2_devvp_list, hammer2_devvp); 11142d60b848STomohiro Kusumi 11152d60b848STomohiro Kusumi typedef struct hammer2_devvp_list hammer2_devvp_list_t; 11162d60b848STomohiro Kusumi 11172d60b848STomohiro Kusumi /* 11182d60b848STomohiro Kusumi * Volume management structure 11192d60b848STomohiro Kusumi */ 11202d60b848STomohiro Kusumi struct hammer2_vfsvolume { 11212d60b848STomohiro Kusumi hammer2_devvp_t *dev; /* device vnode management */ 11222d60b848STomohiro Kusumi int id; /* volume id */ 11232d60b848STomohiro Kusumi hammer2_off_t offset; /* offset within volumes */ 11242d60b848STomohiro Kusumi hammer2_off_t size; /* volume size */ 11252d60b848STomohiro Kusumi }; 11262d60b848STomohiro Kusumi 11272d60b848STomohiro Kusumi typedef struct hammer2_vfsvolume hammer2_vfsvolume_t; 11282d60b848STomohiro Kusumi 11292d60b848STomohiro Kusumi /* 11302d60b848STomohiro Kusumi * Global (per partition) management structure, represents a hard block 11312d60b848STomohiro Kusumi * device. Typically referenced by hammer2_chain structures when applicable. 11322d60b848STomohiro Kusumi * Typically not used for network-managed elements. 11332d60b848STomohiro Kusumi * 11342d60b848STomohiro Kusumi * Note that a single hammer2_dev can be indirectly tied to multiple system 11352d60b848STomohiro Kusumi * mount points. There is no direct relationship. System mounts are 11362d60b848STomohiro Kusumi * per-cluster-id, not per-block-device, and a single hard mount might contain 11372d60b848STomohiro Kusumi * many PFSs and those PFSs might combine together in various ways to form 11382d60b848STomohiro Kusumi * the set of available clusters. 11392d60b848STomohiro Kusumi */ 11402d60b848STomohiro Kusumi struct hammer2_dev { 11416bcbb706STomohiro Kusumi struct m_vnode *devvp; /* device vnode for root volume */ 11422d60b848STomohiro Kusumi int ronly; /* read-only mount */ 11432d60b848STomohiro Kusumi int mount_count; /* number of actively mounted PFSs */ 11442d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_dev) mntentry; /* hammer2_mntlist */ 11452d60b848STomohiro Kusumi 11462d60b848STomohiro Kusumi struct malloc_type *mchain_obj; 11472d60b848STomohiro Kusumi struct malloc_type *mio_obj; 11482d60b848STomohiro Kusumi struct malloc_type *mmsg; 11492d60b848STomohiro Kusumi //kdmsg_iocom_t iocom; /* volume-level dmsg interface */ 11502d60b848STomohiro Kusumi hammer2_spin_t io_spin; /* iotree, iolruq access */ 11512d60b848STomohiro Kusumi struct hammer2_io_tree iotree; 11522d60b848STomohiro Kusumi int iofree_count; 11532d60b848STomohiro Kusumi int freemap_relaxed; 11542d60b848STomohiro Kusumi hammer2_chain_t vchain; /* anchor chain (topology) */ 11552d60b848STomohiro Kusumi hammer2_chain_t fchain; /* anchor chain (freemap) */ 11562d60b848STomohiro Kusumi hammer2_spin_t list_spin; 11572d60b848STomohiro Kusumi struct hammer2_pfs *spmp; /* super-root pmp for transactions */ 11582d60b848STomohiro Kusumi struct lock vollk; /* lockmgr lock */ 11592d60b848STomohiro Kusumi struct lock bulklk; /* bulkfree operation lock */ 11602d60b848STomohiro Kusumi struct lock bflock; /* bulk-free manual function lock */ 11612d60b848STomohiro Kusumi hammer2_off_t heur_freemap[HAMMER2_FREEMAP_HEUR_SIZE]; 11622d60b848STomohiro Kusumi hammer2_dedup_t heur_dedup[HAMMER2_DEDUP_HEUR_SIZE]; 11632d60b848STomohiro Kusumi int volhdrno; /* last volhdrno written */ 11642d60b848STomohiro Kusumi uint32_t hflags; /* HMNT2 flags applicable to device */ 11652d60b848STomohiro Kusumi hammer2_off_t free_reserved; /* nominal free reserved */ 11662d60b848STomohiro Kusumi hammer2_off_t total_size; /* total size of volumes */ 11672d60b848STomohiro Kusumi int nvolumes; /* total number of volumes */ 11682d60b848STomohiro Kusumi hammer2_thread_t bfthr; /* bulk-free thread */ 11692d60b848STomohiro Kusumi char devrepname[64]; /* for kprintf */ 11702d60b848STomohiro Kusumi hammer2_volume_data_t voldata; 11712d60b848STomohiro Kusumi hammer2_volume_data_t volsync; /* synchronized voldata */ 11722d60b848STomohiro Kusumi 11732d60b848STomohiro Kusumi hammer2_devvp_list_t devvpl; /* list of device vnodes including *devvp */ 11742d60b848STomohiro Kusumi hammer2_vfsvolume_t volumes[HAMMER2_MAX_VOLUMES]; /* list of volumes */ 11752d60b848STomohiro Kusumi }; 11762d60b848STomohiro Kusumi 11772d60b848STomohiro Kusumi typedef struct hammer2_dev hammer2_dev_t; 11782d60b848STomohiro Kusumi 11792d60b848STomohiro Kusumi /* 11802d60b848STomohiro Kusumi * Per-cluster management structure. This structure will be tied to a 11812d60b848STomohiro Kusumi * system mount point if the system is mounting the PFS, but is also used 11822d60b848STomohiro Kusumi * to manage clusters encountered during the super-root scan or received 11832d60b848STomohiro Kusumi * via LNK_SPANs that might not be mounted. 11842d60b848STomohiro Kusumi * 11852d60b848STomohiro Kusumi * This structure is also used to represent the super-root that hangs off 11862d60b848STomohiro Kusumi * of a hard mount point. The super-root is not really a cluster element. 11872d60b848STomohiro Kusumi * In this case the spmp_hmp field will be non-NULL. It's just easier to do 11882d60b848STomohiro Kusumi * this than to special case super-root manipulation in the hammer2_chain* 11892d60b848STomohiro Kusumi * code as being only hammer2_dev-related. 11902d60b848STomohiro Kusumi * 11912d60b848STomohiro Kusumi * pfs_mode and pfs_nmasters are rollup fields which critically describes 11922d60b848STomohiro Kusumi * how elements of the cluster act on the cluster. pfs_mode is only applicable 11932d60b848STomohiro Kusumi * when a PFS is mounted by the system. pfs_nmasters is our best guess as to 11942d60b848STomohiro Kusumi * how many masters have been configured for a cluster and is always 11952d60b848STomohiro Kusumi * applicable. pfs_types[] is an array with 1:1 correspondance to the 11962d60b848STomohiro Kusumi * iroot cluster and describes the PFS types of the nodes making up the 11972d60b848STomohiro Kusumi * cluster. 11982d60b848STomohiro Kusumi * 11992d60b848STomohiro Kusumi * WARNING! Portions of this structure have deferred initialization. In 12002d60b848STomohiro Kusumi * particular, if not mounted there will be no wthread. 12012d60b848STomohiro Kusumi * umounted network PFSs will also be missing iroot and numerous 12022d60b848STomohiro Kusumi * other fields will not be initialized prior to mount. 12032d60b848STomohiro Kusumi * 12042d60b848STomohiro Kusumi * Synchronization threads are chain-specific and only applicable 12052d60b848STomohiro Kusumi * to local hard PFS entries. A hammer2_pfs structure may contain 12062d60b848STomohiro Kusumi * more than one when multiple hard PFSs are present on the local 12072d60b848STomohiro Kusumi * machine which require synchronization monitoring. Most PFSs 12082d60b848STomohiro Kusumi * (such as snapshots) are 1xMASTER PFSs which do not need a 12092d60b848STomohiro Kusumi * synchronization thread. 12102d60b848STomohiro Kusumi * 12112d60b848STomohiro Kusumi * WARNING! The chains making up pfs->iroot's cluster are accounted for in 12122d60b848STomohiro Kusumi * hammer2_dev->mount_count when the pfs is associated with a mount 12132d60b848STomohiro Kusumi * point. 12142d60b848STomohiro Kusumi */ 12152d60b848STomohiro Kusumi struct hammer2_pfs { 12162d60b848STomohiro Kusumi struct mount *mp; 12172d60b848STomohiro Kusumi TAILQ_ENTRY(hammer2_pfs) mntentry; /* hammer2_pfslist */ 12182d60b848STomohiro Kusumi uuid_t pfs_clid; 12192d60b848STomohiro Kusumi hammer2_dev_t *spmp_hmp; /* only if super-root pmp */ 12202d60b848STomohiro Kusumi hammer2_dev_t *force_local; /* only if 'local' mount */ 12212d60b848STomohiro Kusumi hammer2_inode_t *iroot; /* PFS root inode */ 12222d60b848STomohiro Kusumi uint8_t pfs_types[HAMMER2_MAXCLUSTER]; 12232d60b848STomohiro Kusumi char *pfs_names[HAMMER2_MAXCLUSTER]; 12242d60b848STomohiro Kusumi hammer2_dev_t *pfs_hmps[HAMMER2_MAXCLUSTER]; 12252d60b848STomohiro Kusumi hammer2_blockset_t pfs_iroot_blocksets[HAMMER2_MAXCLUSTER]; 12262d60b848STomohiro Kusumi hammer2_trans_t trans; 12272d60b848STomohiro Kusumi struct lock lock; /* PFS lock for certain ops */ 12282d60b848STomohiro Kusumi //struct netexport export; /* nfs export */ 12292d60b848STomohiro Kusumi int unused00; 12302d60b848STomohiro Kusumi int ronly; /* read-only mount */ 12312d60b848STomohiro Kusumi int hflags; /* pfs-specific mount flags */ 12322d60b848STomohiro Kusumi struct malloc_type *minode_obj; 12332d60b848STomohiro Kusumi hammer2_spin_t inum_spin; /* inumber lookup */ 12342d60b848STomohiro Kusumi struct hammer2_inode_tree inum_tree; /* (not applicable to spmp) */ 12352d60b848STomohiro Kusumi long inum_count; /* #of inodes in inum_tree */ 123600e4ae5cSTomohiro Kusumi hammer2_spin_t lru_spin; 12372d60b848STomohiro Kusumi struct hammer2_chain_list lru_list; /* basis for LRU tests */ 12382d60b848STomohiro Kusumi int lru_count; /* #of chains on LRU */ 12392d60b848STomohiro Kusumi int flags; 12402d60b848STomohiro Kusumi hammer2_tid_t modify_tid; /* modify transaction id */ 12412d60b848STomohiro Kusumi hammer2_tid_t inode_tid; /* inode allocator */ 12422d60b848STomohiro Kusumi uint8_t pfs_nmasters; /* total masters */ 12432d60b848STomohiro Kusumi uint8_t pfs_mode; /* operating mode PFSMODE */ 12442d60b848STomohiro Kusumi uint8_t unused01; 12452d60b848STomohiro Kusumi uint8_t unused02; 12462d60b848STomohiro Kusumi int free_ticks; /* free_* calculations */ 12472d60b848STomohiro Kusumi long inmem_inodes; 12482d60b848STomohiro Kusumi hammer2_off_t free_reserved; 12492d60b848STomohiro Kusumi hammer2_off_t free_nominal; 12502d60b848STomohiro Kusumi uint32_t inmem_dirty_chains; 12512d60b848STomohiro Kusumi int count_lwinprog; /* logical write in prog */ 12522d60b848STomohiro Kusumi hammer2_spin_t list_spin; 12532d60b848STomohiro Kusumi struct inoq_head syncq; /* SYNCQ flagged inodes */ 12542d60b848STomohiro Kusumi struct depq_head depq; /* SIDEQ flagged inodes */ 12552d60b848STomohiro Kusumi long sideq_count; /* total inodes on depq */ 12562d60b848STomohiro Kusumi hammer2_thread_t sync_thrs[HAMMER2_MAXCLUSTER]; 12572d60b848STomohiro Kusumi uint32_t cluster_flags; /* cached cluster flags */ 12582d60b848STomohiro Kusumi int has_xop_threads; 12592d60b848STomohiro Kusumi hammer2_spin_t xop_spin; /* xop sequencer */ 12602d60b848STomohiro Kusumi hammer2_xop_group_t *xop_groups; 12612d60b848STomohiro Kusumi }; 12622d60b848STomohiro Kusumi 12632d60b848STomohiro Kusumi typedef struct hammer2_pfs hammer2_pfs_t; 12642d60b848STomohiro Kusumi 12652d60b848STomohiro Kusumi TAILQ_HEAD(hammer2_pfslist, hammer2_pfs); 12662d60b848STomohiro Kusumi 12672d60b848STomohiro Kusumi /* 12682d60b848STomohiro Kusumi * pmp->flags 12692d60b848STomohiro Kusumi */ 12702d60b848STomohiro Kusumi #define HAMMER2_PMPF_SPMP 0x00000001 12712d60b848STomohiro Kusumi #define HAMMER2_PMPF_EMERG 0x00000002 /* Emergency delete mode */ 12722d60b848STomohiro Kusumi 12732d60b848STomohiro Kusumi /* 12742d60b848STomohiro Kusumi * NOTE: The LRU list contains at least all the chains with refs == 0 12752d60b848STomohiro Kusumi * that can be recycled, and may contain additional chains which 12762d60b848STomohiro Kusumi * cannot. 12772d60b848STomohiro Kusumi */ 12782d60b848STomohiro Kusumi #define HAMMER2_LRU_LIMIT 4096 12792d60b848STomohiro Kusumi 12802d60b848STomohiro Kusumi #define HAMMER2_DIRTYCHAIN_WAITING 0x80000000 12812d60b848STomohiro Kusumi #define HAMMER2_DIRTYCHAIN_MASK 0x7FFFFFFF 12822d60b848STomohiro Kusumi 12832d60b848STomohiro Kusumi #define HAMMER2_LWINPROG_WAITING 0x80000000 12842d60b848STomohiro Kusumi #define HAMMER2_LWINPROG_WAITING0 0x40000000 12852d60b848STomohiro Kusumi #define HAMMER2_LWINPROG_MASK 0x3FFFFFFF 12862d60b848STomohiro Kusumi 12872d60b848STomohiro Kusumi /* 12882d60b848STomohiro Kusumi * hammer2_cluster_check 12892d60b848STomohiro Kusumi */ 12902d60b848STomohiro Kusumi #define HAMMER2_CHECK_NULL 0x00000001 12912d60b848STomohiro Kusumi 12922d60b848STomohiro Kusumi /* 12932d60b848STomohiro Kusumi * Misc 12942d60b848STomohiro Kusumi */ 12952d60b848STomohiro Kusumi //#if defined(_KERNEL) || defined(_KERNEL_STRUCTURES) 12962d60b848STomohiro Kusumi #define VTOI(vp) ((hammer2_inode_t *)(vp)->v_data) 12972d60b848STomohiro Kusumi //#endif 12982d60b848STomohiro Kusumi 12992d60b848STomohiro Kusumi //#if defined(_KERNEL) 13002d60b848STomohiro Kusumi 13012d60b848STomohiro Kusumi #ifdef MALLOC_DECLARE 13022d60b848STomohiro Kusumi MALLOC_DECLARE(M_HAMMER2); 13032d60b848STomohiro Kusumi #endif 13042d60b848STomohiro Kusumi 13052d60b848STomohiro Kusumi static __inline 13062d60b848STomohiro Kusumi hammer2_pfs_t * 13072d60b848STomohiro Kusumi MPTOPMP(struct mount *mp) 13082d60b848STomohiro Kusumi { 13092d60b848STomohiro Kusumi return ((hammer2_pfs_t *)mp->mnt_data); 13102d60b848STomohiro Kusumi } 13112d60b848STomohiro Kusumi 13122d60b848STomohiro Kusumi #define HAMMER2_DEDUP_FRAG (HAMMER2_PBUFSIZE / 64) 13132d60b848STomohiro Kusumi #define HAMMER2_DEDUP_FRAGRADIX (HAMMER2_PBUFRADIX - 6) 13142d60b848STomohiro Kusumi 13152d60b848STomohiro Kusumi static __inline 13162d60b848STomohiro Kusumi uint64_t 13172d60b848STomohiro Kusumi hammer2_dedup_mask(hammer2_io_t *dio, hammer2_off_t data_off, u_int bytes) 13182d60b848STomohiro Kusumi { 13192d60b848STomohiro Kusumi int bbeg; 13202d60b848STomohiro Kusumi int bits; 13212d60b848STomohiro Kusumi uint64_t mask; 13222d60b848STomohiro Kusumi 13232d60b848STomohiro Kusumi bbeg = (int)((data_off & ~HAMMER2_OFF_MASK_RADIX) - dio->pbase) >> 13242d60b848STomohiro Kusumi HAMMER2_DEDUP_FRAGRADIX; 13252d60b848STomohiro Kusumi bits = (int)((bytes + (HAMMER2_DEDUP_FRAG - 1)) >> 13262d60b848STomohiro Kusumi HAMMER2_DEDUP_FRAGRADIX); 13272d60b848STomohiro Kusumi if (bbeg + bits == 64) 13282d60b848STomohiro Kusumi mask = (uint64_t)-1; 13292d60b848STomohiro Kusumi else 13302d60b848STomohiro Kusumi mask = ((uint64_t)1 << (bbeg + bits)) - 1; 13312d60b848STomohiro Kusumi 13322d60b848STomohiro Kusumi mask &= ~(((uint64_t)1 << bbeg) - 1); 13332d60b848STomohiro Kusumi 13342d60b848STomohiro Kusumi return mask; 13352d60b848STomohiro Kusumi } 13362d60b848STomohiro Kusumi 13372d60b848STomohiro Kusumi static __inline 13382d60b848STomohiro Kusumi int 13392d60b848STomohiro Kusumi hammer2_error_to_errno(int error) 13402d60b848STomohiro Kusumi { 13412d60b848STomohiro Kusumi if (error) { 13422d60b848STomohiro Kusumi if (error & HAMMER2_ERROR_EIO) 13432d60b848STomohiro Kusumi error = EIO; 13442d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_CHECK) 13452d60b848STomohiro Kusumi error = EDOM; 13462d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ABORTED) 13472d60b848STomohiro Kusumi error = EINTR; 13482d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_BADBREF) 13492d60b848STomohiro Kusumi error = EIO; 13502d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ENOSPC) 13512d60b848STomohiro Kusumi error = ENOSPC; 13522d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ENOENT) 13532d60b848STomohiro Kusumi error = ENOENT; 13542d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ENOTEMPTY) 13552d60b848STomohiro Kusumi error = ENOTEMPTY; 13562d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EAGAIN) 13572d60b848STomohiro Kusumi error = EAGAIN; 13582d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ENOTDIR) 13592d60b848STomohiro Kusumi error = ENOTDIR; 13602d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EISDIR) 13612d60b848STomohiro Kusumi error = EISDIR; 13622d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EINPROGRESS) 13632d60b848STomohiro Kusumi error = EINPROGRESS; 13642d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EEXIST) 13652d60b848STomohiro Kusumi error = EEXIST; 13662d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EINVAL) 13672d60b848STomohiro Kusumi error = EINVAL; 13682d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_EDEADLK) 13692d60b848STomohiro Kusumi error = EDEADLK; 13702d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ESRCH) 13712d60b848STomohiro Kusumi error = ESRCH; 13722d60b848STomohiro Kusumi else if (error & HAMMER2_ERROR_ETIMEDOUT) 13732d60b848STomohiro Kusumi error = ETIMEDOUT; 13742d60b848STomohiro Kusumi else 13752d60b848STomohiro Kusumi error = EDOM; 13762d60b848STomohiro Kusumi } 13772d60b848STomohiro Kusumi return error; 13782d60b848STomohiro Kusumi } 13792d60b848STomohiro Kusumi 13802d60b848STomohiro Kusumi static __inline 13812d60b848STomohiro Kusumi int 13822d60b848STomohiro Kusumi hammer2_errno_to_error(int error) 13832d60b848STomohiro Kusumi { 13842d60b848STomohiro Kusumi switch(error) { 13852d60b848STomohiro Kusumi case 0: 13862d60b848STomohiro Kusumi return 0; 13872d60b848STomohiro Kusumi case EIO: 13882d60b848STomohiro Kusumi return HAMMER2_ERROR_EIO; 13892d60b848STomohiro Kusumi case EDOM: 13902d60b848STomohiro Kusumi return HAMMER2_ERROR_CHECK; 13912d60b848STomohiro Kusumi case EINTR: 13922d60b848STomohiro Kusumi return HAMMER2_ERROR_ABORTED; 13932d60b848STomohiro Kusumi //case EIO: 13942d60b848STomohiro Kusumi // return HAMMER2_ERROR_BADBREF; 13952d60b848STomohiro Kusumi case ENOSPC: 13962d60b848STomohiro Kusumi return HAMMER2_ERROR_ENOSPC; 13972d60b848STomohiro Kusumi case ENOENT: 13982d60b848STomohiro Kusumi return HAMMER2_ERROR_ENOENT; 13992d60b848STomohiro Kusumi case ENOTEMPTY: 14002d60b848STomohiro Kusumi return HAMMER2_ERROR_ENOTEMPTY; 14012d60b848STomohiro Kusumi case EAGAIN: 14022d60b848STomohiro Kusumi return HAMMER2_ERROR_EAGAIN; 14032d60b848STomohiro Kusumi case ENOTDIR: 14042d60b848STomohiro Kusumi return HAMMER2_ERROR_ENOTDIR; 14052d60b848STomohiro Kusumi case EISDIR: 14062d60b848STomohiro Kusumi return HAMMER2_ERROR_EISDIR; 14072d60b848STomohiro Kusumi case EINPROGRESS: 14082d60b848STomohiro Kusumi return HAMMER2_ERROR_EINPROGRESS; 14092d60b848STomohiro Kusumi case EEXIST: 14102d60b848STomohiro Kusumi return HAMMER2_ERROR_EEXIST; 14112d60b848STomohiro Kusumi case EINVAL: 14122d60b848STomohiro Kusumi return HAMMER2_ERROR_EINVAL; 14132d60b848STomohiro Kusumi case EDEADLK: 14142d60b848STomohiro Kusumi return HAMMER2_ERROR_EDEADLK; 14152d60b848STomohiro Kusumi case ESRCH: 14162d60b848STomohiro Kusumi return HAMMER2_ERROR_ESRCH; 14172d60b848STomohiro Kusumi case ETIMEDOUT: 14182d60b848STomohiro Kusumi return HAMMER2_ERROR_ETIMEDOUT; 14192d60b848STomohiro Kusumi default: 14202d60b848STomohiro Kusumi return HAMMER2_ERROR_EINVAL; 14212d60b848STomohiro Kusumi } 14222d60b848STomohiro Kusumi } 14232d60b848STomohiro Kusumi 14242d60b848STomohiro Kusumi 14252d60b848STomohiro Kusumi extern struct vop_ops hammer2_vnode_vops; 14262d60b848STomohiro Kusumi extern struct vop_ops hammer2_spec_vops; 14272d60b848STomohiro Kusumi extern struct vop_ops hammer2_fifo_vops; 14282d60b848STomohiro Kusumi extern struct hammer2_pfslist hammer2_pfslist; 14292d60b848STomohiro Kusumi extern struct lock hammer2_mntlk; 14302d60b848STomohiro Kusumi 14312d60b848STomohiro Kusumi extern int hammer2_aux_flags; 14322d60b848STomohiro Kusumi extern int hammer2_debug; 14332d60b848STomohiro Kusumi extern int hammer2_xop_nthreads; 14342d60b848STomohiro Kusumi extern int hammer2_xop_sgroups; 14352d60b848STomohiro Kusumi extern int hammer2_xop_xgroups; 14362d60b848STomohiro Kusumi extern int hammer2_xop_xbase; 14372d60b848STomohiro Kusumi extern int hammer2_xop_mod; 14382d60b848STomohiro Kusumi extern long hammer2_debug_inode; 14392d60b848STomohiro Kusumi extern int hammer2_cluster_meta_read; 14402d60b848STomohiro Kusumi extern int hammer2_cluster_data_read; 14412d60b848STomohiro Kusumi extern int hammer2_cluster_write; 14422d60b848STomohiro Kusumi extern int hammer2_dedup_enable; 14432d60b848STomohiro Kusumi extern int hammer2_always_compress; 14442d60b848STomohiro Kusumi extern int hammer2_flush_pipe; 14452d60b848STomohiro Kusumi extern int hammer2_dio_count; 14462d60b848STomohiro Kusumi extern int hammer2_dio_limit; 14472d60b848STomohiro Kusumi extern int hammer2_bulkfree_tps; 14482d60b848STomohiro Kusumi extern int hammer2_spread_workers; 14492d60b848STomohiro Kusumi extern int hammer2_limit_saved_depth; 14502d60b848STomohiro Kusumi extern long hammer2_chain_allocs; 14512d60b848STomohiro Kusumi extern long hammer2_limit_saved_chains; 14522d60b848STomohiro Kusumi extern long hammer2_limit_dirty_chains; 14532d60b848STomohiro Kusumi extern long hammer2_limit_dirty_inodes; 14542d60b848STomohiro Kusumi extern long hammer2_count_modified_chains; 14552d60b848STomohiro Kusumi extern long hammer2_iod_file_read; 14562d60b848STomohiro Kusumi extern long hammer2_iod_meta_read; 14572d60b848STomohiro Kusumi extern long hammer2_iod_indr_read; 14582d60b848STomohiro Kusumi extern long hammer2_iod_fmap_read; 14592d60b848STomohiro Kusumi extern long hammer2_iod_volu_read; 14602d60b848STomohiro Kusumi extern long hammer2_iod_file_write; 14612d60b848STomohiro Kusumi extern long hammer2_iod_file_wembed; 14622d60b848STomohiro Kusumi extern long hammer2_iod_file_wzero; 14632d60b848STomohiro Kusumi extern long hammer2_iod_file_wdedup; 14642d60b848STomohiro Kusumi extern long hammer2_iod_meta_write; 14652d60b848STomohiro Kusumi extern long hammer2_iod_indr_write; 14662d60b848STomohiro Kusumi extern long hammer2_iod_fmap_write; 14672d60b848STomohiro Kusumi extern long hammer2_iod_volu_write; 14682d60b848STomohiro Kusumi 14692d60b848STomohiro Kusumi extern long hammer2_process_icrc32; 14702d60b848STomohiro Kusumi extern long hammer2_process_xxhash64; 14712d60b848STomohiro Kusumi 14722d60b848STomohiro Kusumi extern struct objcache *cache_buffer_read; 14732d60b848STomohiro Kusumi extern struct objcache *cache_buffer_write; 14742d60b848STomohiro Kusumi extern struct objcache *cache_xops; 14752d60b848STomohiro Kusumi 14762d60b848STomohiro Kusumi /* 14772d60b848STomohiro Kusumi * hammer2_subr.c 14782d60b848STomohiro Kusumi */ 14792d60b848STomohiro Kusumi #define hammer2_icrc32(buf, size) iscsi_crc32((buf), (size)) 14802d60b848STomohiro Kusumi #define hammer2_icrc32c(buf, size, crc) iscsi_crc32_ext((buf), (size), (crc)) 14812d60b848STomohiro Kusumi 14822d60b848STomohiro Kusumi int hammer2_signal_check(time_t *timep); 14832d60b848STomohiro Kusumi const char *hammer2_error_str(int error); 14842d60b848STomohiro Kusumi const char *hammer2_bref_type_str(int btype); 14852d60b848STomohiro Kusumi 14862d60b848STomohiro Kusumi int hammer2_get_dtype(uint8_t type); 14872d60b848STomohiro Kusumi int hammer2_get_vtype(uint8_t type); 14882d60b848STomohiro Kusumi uint8_t hammer2_get_obj_type(enum vtype vtype); 14892d60b848STomohiro Kusumi void hammer2_time_to_timespec(uint64_t xtime, struct timespec *ts); 14902d60b848STomohiro Kusumi uint64_t hammer2_timespec_to_time(const struct timespec *ts); 14912d60b848STomohiro Kusumi uint32_t hammer2_to_unix_xid(const uuid_t *uuid); 14922d60b848STomohiro Kusumi void hammer2_guid_to_uuid(uuid_t *uuid, uint32_t guid); 14932d60b848STomohiro Kusumi 1494*e49cd535STomohiro Kusumi hammer2_key_t hammer2_dirhash(const char *aname, size_t len); 14952d60b848STomohiro Kusumi int hammer2_getradix(size_t bytes); 14962d60b848STomohiro Kusumi 14972d60b848STomohiro Kusumi int hammer2_calc_logical(hammer2_inode_t *ip, hammer2_off_t uoff, 14982d60b848STomohiro Kusumi hammer2_key_t *lbasep, hammer2_key_t *leofp); 14992d60b848STomohiro Kusumi int hammer2_calc_physical(hammer2_inode_t *ip, hammer2_key_t lbase); 15002d60b848STomohiro Kusumi void hammer2_update_time(uint64_t *timep); 15012d60b848STomohiro Kusumi void hammer2_adjreadcounter(int btype, size_t bytes); 15022d60b848STomohiro Kusumi void hammer2_adjwritecounter(int btype, size_t bytes); 15032d60b848STomohiro Kusumi 15042d60b848STomohiro Kusumi /* 15052d60b848STomohiro Kusumi * hammer2_inode.c 15062d60b848STomohiro Kusumi */ 15076bcbb706STomohiro Kusumi struct m_vnode *hammer2_igetv(hammer2_inode_t *ip, int *errorp); 15082d60b848STomohiro Kusumi hammer2_inode_t *hammer2_inode_lookup(hammer2_pfs_t *pmp, 15092d60b848STomohiro Kusumi hammer2_tid_t inum); 15102d60b848STomohiro Kusumi hammer2_inode_t *hammer2_inode_get(hammer2_pfs_t *pmp, 15112d60b848STomohiro Kusumi hammer2_xop_head_t *xop, hammer2_tid_t inum, int idx); 15122d60b848STomohiro Kusumi void hammer2_inode_ref(hammer2_inode_t *ip); 15132d60b848STomohiro Kusumi void hammer2_inode_drop(hammer2_inode_t *ip); 15142d60b848STomohiro Kusumi void hammer2_inode_repoint(hammer2_inode_t *ip, hammer2_cluster_t *cluster); 15152d60b848STomohiro Kusumi void hammer2_inode_repoint_one(hammer2_inode_t *ip, hammer2_cluster_t *cluster, 15162d60b848STomohiro Kusumi int idx); 15172d60b848STomohiro Kusumi hammer2_key_t hammer2_inode_data_count(const hammer2_inode_t *ip); 15182d60b848STomohiro Kusumi hammer2_key_t hammer2_inode_inode_count(const hammer2_inode_t *ip); 15192d60b848STomohiro Kusumi void hammer2_inode_modify(hammer2_inode_t *ip); 15202d60b848STomohiro Kusumi void hammer2_inode_delayed_sideq(hammer2_inode_t *ip); 15212d60b848STomohiro Kusumi void hammer2_inode_lock(hammer2_inode_t *ip, int how); 15222d60b848STomohiro Kusumi void hammer2_inode_lock4(hammer2_inode_t *ip1, hammer2_inode_t *ip2, 15232d60b848STomohiro Kusumi hammer2_inode_t *ip3, hammer2_inode_t *ip4); 15242d60b848STomohiro Kusumi void hammer2_inode_unlock(hammer2_inode_t *ip); 15252d60b848STomohiro Kusumi void hammer2_inode_depend(hammer2_inode_t *ip1, hammer2_inode_t *ip2); 15262d60b848STomohiro Kusumi hammer2_chain_t *hammer2_inode_chain(hammer2_inode_t *ip, int clindex, int how); 15272d60b848STomohiro Kusumi hammer2_chain_t *hammer2_inode_chain_and_parent(hammer2_inode_t *ip, 15282d60b848STomohiro Kusumi int clindex, hammer2_chain_t **parentp, int how); 15292d60b848STomohiro Kusumi hammer2_mtx_state_t hammer2_inode_lock_temp_release(hammer2_inode_t *ip); 15302d60b848STomohiro Kusumi void hammer2_inode_lock_temp_restore(hammer2_inode_t *ip, 15312d60b848STomohiro Kusumi hammer2_mtx_state_t ostate); 15322d60b848STomohiro Kusumi int hammer2_inode_lock_upgrade(hammer2_inode_t *ip); 15332d60b848STomohiro Kusumi void hammer2_inode_lock_downgrade(hammer2_inode_t *ip, int); 15342d60b848STomohiro Kusumi 15352d60b848STomohiro Kusumi hammer2_inode_t *hammer2_inode_create_normal(hammer2_inode_t *pip, 15362d60b848STomohiro Kusumi struct vattr *vap, struct ucred *cred, 15372d60b848STomohiro Kusumi hammer2_key_t inum, int *errorp); 15382d60b848STomohiro Kusumi hammer2_inode_t *hammer2_inode_create_pfs(hammer2_pfs_t *spmp, 1539*e49cd535STomohiro Kusumi const char *name, size_t name_len, 15402d60b848STomohiro Kusumi int *errorp); 15412d60b848STomohiro Kusumi int hammer2_inode_chain_ins(hammer2_inode_t *ip); 15422d60b848STomohiro Kusumi int hammer2_inode_chain_des(hammer2_inode_t *ip); 15432d60b848STomohiro Kusumi int hammer2_inode_chain_sync(hammer2_inode_t *ip); 15442d60b848STomohiro Kusumi int hammer2_inode_chain_flush(hammer2_inode_t *ip, int flags); 15456bcbb706STomohiro Kusumi int hammer2_inode_unlink_finisher(hammer2_inode_t *ip, struct m_vnode **vpp); 15466bcbb706STomohiro Kusumi void hammer2_inode_vprecycle(struct m_vnode *vp); 15472d60b848STomohiro Kusumi int hammer2_dirent_create(hammer2_inode_t *dip, const char *name, 15482d60b848STomohiro Kusumi size_t name_len, hammer2_key_t inum, uint8_t type); 15492d60b848STomohiro Kusumi 15502d60b848STomohiro Kusumi hammer2_key_t hammer2_pfs_inode_count(hammer2_pfs_t *pmp); 15512d60b848STomohiro Kusumi int vflush(struct mount *mp, int rootrefs, int flags); 15522d60b848STomohiro Kusumi 15532d60b848STomohiro Kusumi /* 15542d60b848STomohiro Kusumi * hammer2_chain.c 15552d60b848STomohiro Kusumi */ 15562d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_alloc(hammer2_dev_t *hmp, 15572d60b848STomohiro Kusumi hammer2_pfs_t *pmp, 15582d60b848STomohiro Kusumi hammer2_blockref_t *bref); 155900e4ae5cSTomohiro Kusumi void hammer2_chain_init(hammer2_chain_t *chain); 15602d60b848STomohiro Kusumi void hammer2_chain_ref(hammer2_chain_t *chain); 15612d60b848STomohiro Kusumi void hammer2_chain_ref_hold(hammer2_chain_t *chain); 15622d60b848STomohiro Kusumi void hammer2_chain_drop(hammer2_chain_t *chain); 15632d60b848STomohiro Kusumi void hammer2_chain_drop_unhold(hammer2_chain_t *chain); 15642d60b848STomohiro Kusumi void hammer2_chain_unhold(hammer2_chain_t *chain); 15652d60b848STomohiro Kusumi void hammer2_chain_rehold(hammer2_chain_t *chain); 15662d60b848STomohiro Kusumi int hammer2_chain_lock(hammer2_chain_t *chain, int how); 156700e4ae5cSTomohiro Kusumi //void hammer2_chain_lock_unhold(hammer2_chain_t *chain, int how); 15682d60b848STomohiro Kusumi void hammer2_chain_load_data(hammer2_chain_t *chain); 15692d60b848STomohiro Kusumi 15702d60b848STomohiro Kusumi int hammer2_chain_inode_find(hammer2_pfs_t *pmp, hammer2_key_t inum, 15712d60b848STomohiro Kusumi int clindex, int flags, 15722d60b848STomohiro Kusumi hammer2_chain_t **parentp, 15732d60b848STomohiro Kusumi hammer2_chain_t **chainp); 15742d60b848STomohiro Kusumi int hammer2_chain_modify(hammer2_chain_t *chain, hammer2_tid_t mtid, 15752d60b848STomohiro Kusumi hammer2_off_t dedup_off, int flags); 15762d60b848STomohiro Kusumi int hammer2_chain_modify_ip(hammer2_inode_t *ip, hammer2_chain_t *chain, 15772d60b848STomohiro Kusumi hammer2_tid_t mtid, int flags); 15782d60b848STomohiro Kusumi int hammer2_chain_resize(hammer2_chain_t *chain, 15792d60b848STomohiro Kusumi hammer2_tid_t mtid, hammer2_off_t dedup_off, 15802d60b848STomohiro Kusumi int nradix, int flags); 15812d60b848STomohiro Kusumi void hammer2_chain_unlock(hammer2_chain_t *chain); 158200e4ae5cSTomohiro Kusumi //void hammer2_chain_unlock_hold(hammer2_chain_t *chain); 15832d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_get(hammer2_chain_t *parent, int generation, 15842d60b848STomohiro Kusumi hammer2_blockref_t *bref, int how); 15852d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_lookup_init(hammer2_chain_t *parent, int flags); 15862d60b848STomohiro Kusumi void hammer2_chain_lookup_done(hammer2_chain_t *parent); 15872d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_getparent(hammer2_chain_t *chain, int flags); 15882d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_repparent(hammer2_chain_t **chainp, int flags); 15892d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_lookup(hammer2_chain_t **parentp, 15902d60b848STomohiro Kusumi hammer2_key_t *key_nextp, 15912d60b848STomohiro Kusumi hammer2_key_t key_beg, hammer2_key_t key_end, 15922d60b848STomohiro Kusumi int *errorp, int flags); 15932d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_next(hammer2_chain_t **parentp, 15942d60b848STomohiro Kusumi hammer2_chain_t *chain, 15952d60b848STomohiro Kusumi hammer2_key_t *key_nextp, 15962d60b848STomohiro Kusumi hammer2_key_t key_beg, hammer2_key_t key_end, 15972d60b848STomohiro Kusumi int *errorp, int flags); 15982d60b848STomohiro Kusumi int hammer2_chain_scan(hammer2_chain_t *parent, 15992d60b848STomohiro Kusumi hammer2_chain_t **chainp, 16002d60b848STomohiro Kusumi hammer2_blockref_t *bref, 16012d60b848STomohiro Kusumi int *firstp, int flags); 16022d60b848STomohiro Kusumi 16032d60b848STomohiro Kusumi int hammer2_chain_create(hammer2_chain_t **parentp, hammer2_chain_t **chainp, 16042d60b848STomohiro Kusumi hammer2_dev_t *hmp, hammer2_pfs_t *pmp, 16052d60b848STomohiro Kusumi int methods, hammer2_key_t key, int keybits, 16062d60b848STomohiro Kusumi int type, size_t bytes, hammer2_tid_t mtid, 16072d60b848STomohiro Kusumi hammer2_off_t dedup_off, int flags); 16082d60b848STomohiro Kusumi void hammer2_chain_rename(hammer2_chain_t **parentp, 16092d60b848STomohiro Kusumi hammer2_chain_t *chain, 16102d60b848STomohiro Kusumi hammer2_tid_t mtid, int flags); 16112d60b848STomohiro Kusumi int hammer2_chain_delete(hammer2_chain_t *parent, hammer2_chain_t *chain, 16122d60b848STomohiro Kusumi hammer2_tid_t mtid, int flags); 16132d60b848STomohiro Kusumi int hammer2_chain_indirect_maintenance(hammer2_chain_t *parent, 16142d60b848STomohiro Kusumi hammer2_chain_t *chain); 16152d60b848STomohiro Kusumi void hammer2_chain_setflush(hammer2_chain_t *chain); 16162d60b848STomohiro Kusumi void hammer2_chain_countbrefs(hammer2_chain_t *chain, 16172d60b848STomohiro Kusumi hammer2_blockref_t *base, int count); 16182d60b848STomohiro Kusumi hammer2_chain_t *hammer2_chain_bulksnap(hammer2_dev_t *hmp); 16192d60b848STomohiro Kusumi void hammer2_chain_bulkdrop(hammer2_chain_t *copy); 16202d60b848STomohiro Kusumi 16212d60b848STomohiro Kusumi void hammer2_chain_setcheck(hammer2_chain_t *chain, void *bdata); 16222d60b848STomohiro Kusumi int hammer2_chain_testcheck(hammer2_chain_t *chain, void *bdata); 16232d60b848STomohiro Kusumi int hammer2_chain_dirent_test(hammer2_chain_t *chain, const char *name, 16242d60b848STomohiro Kusumi size_t name_len); 16252d60b848STomohiro Kusumi 16262d60b848STomohiro Kusumi void hammer2_base_delete(hammer2_chain_t *parent, 16272d60b848STomohiro Kusumi hammer2_blockref_t *base, int count, 16282d60b848STomohiro Kusumi hammer2_chain_t *chain, 16292d60b848STomohiro Kusumi hammer2_blockref_t *obref); 16302d60b848STomohiro Kusumi void hammer2_base_insert(hammer2_chain_t *parent, 16312d60b848STomohiro Kusumi hammer2_blockref_t *base, int count, 16322d60b848STomohiro Kusumi hammer2_chain_t *chain, 16332d60b848STomohiro Kusumi hammer2_blockref_t *elm); 163400e4ae5cSTomohiro Kusumi void hammer2_dump_chain(hammer2_chain_t *chain, int tab, int bi, int *countp, 163500e4ae5cSTomohiro Kusumi char pfx, u_int flags); 163600e4ae5cSTomohiro Kusumi void hammer2_dump_chains(hammer2_dev_t *hmp, char vpfx, char fpfx); 16372d60b848STomohiro Kusumi 16382d60b848STomohiro Kusumi /* 16392d60b848STomohiro Kusumi * hammer2_flush.c 16402d60b848STomohiro Kusumi */ 16412d60b848STomohiro Kusumi void hammer2_trans_manage_init(hammer2_pfs_t *pmp); 16422d60b848STomohiro Kusumi int hammer2_flush(hammer2_chain_t *chain, int istop); 16432d60b848STomohiro Kusumi void hammer2_trans_init(hammer2_pfs_t *pmp, uint32_t flags); 16442d60b848STomohiro Kusumi void hammer2_trans_setflags(hammer2_pfs_t *pmp, uint32_t flags); 16452d60b848STomohiro Kusumi void hammer2_trans_clearflags(hammer2_pfs_t *pmp, uint32_t flags); 16462d60b848STomohiro Kusumi hammer2_tid_t hammer2_trans_sub(hammer2_pfs_t *pmp); 16472d60b848STomohiro Kusumi void hammer2_trans_done(hammer2_pfs_t *pmp, uint32_t flags); 16482d60b848STomohiro Kusumi hammer2_tid_t hammer2_trans_newinum(hammer2_pfs_t *pmp); 16492d60b848STomohiro Kusumi void hammer2_trans_assert_strategy(hammer2_pfs_t *pmp); 16502d60b848STomohiro Kusumi 16512d60b848STomohiro Kusumi /* 16522d60b848STomohiro Kusumi * hammer2_ioctl.c 16532d60b848STomohiro Kusumi */ 16542d60b848STomohiro Kusumi int hammer2_ioctl(hammer2_inode_t *ip, u_long com, void *data, 16552d60b848STomohiro Kusumi int fflag, struct ucred *cred); 16562d60b848STomohiro Kusumi 16572d60b848STomohiro Kusumi /* 16582d60b848STomohiro Kusumi * hammer2_io.c 16592d60b848STomohiro Kusumi */ 16602d60b848STomohiro Kusumi void hammer2_io_inval(hammer2_io_t *dio, hammer2_off_t data_off, u_int bytes); 16612d60b848STomohiro Kusumi void hammer2_io_cleanup(hammer2_dev_t *hmp, struct hammer2_io_tree *tree); 16622d60b848STomohiro Kusumi char *hammer2_io_data(hammer2_io_t *dio, off_t lbase); 16632d60b848STomohiro Kusumi void hammer2_io_bkvasync(hammer2_io_t *dio); 16642d60b848STomohiro Kusumi void hammer2_io_dedup_set(hammer2_dev_t *hmp, hammer2_blockref_t *bref); 16652d60b848STomohiro Kusumi void hammer2_io_dedup_delete(hammer2_dev_t *hmp, uint8_t btype, 16662d60b848STomohiro Kusumi hammer2_off_t data_off, u_int bytes); 16672d60b848STomohiro Kusumi void hammer2_io_dedup_assert(hammer2_dev_t *hmp, hammer2_off_t data_off, 16682d60b848STomohiro Kusumi u_int bytes); 16692d60b848STomohiro Kusumi int hammer2_io_new(hammer2_dev_t *hmp, int btype, off_t lbase, int lsize, 16702d60b848STomohiro Kusumi hammer2_io_t **diop); 16712d60b848STomohiro Kusumi int hammer2_io_newnz(hammer2_dev_t *hmp, int btype, off_t lbase, int lsize, 16722d60b848STomohiro Kusumi hammer2_io_t **diop); 16732d60b848STomohiro Kusumi int _hammer2_io_bread(hammer2_dev_t *hmp, int btype, off_t lbase, int lsize, 16742d60b848STomohiro Kusumi hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16752d60b848STomohiro Kusumi void hammer2_io_setdirty(hammer2_io_t *dio); 16762d60b848STomohiro Kusumi 16772d60b848STomohiro Kusumi hammer2_io_t *_hammer2_io_getblk(hammer2_dev_t *hmp, int btype, off_t lbase, 16782d60b848STomohiro Kusumi int lsize, int op HAMMER2_IO_DEBUG_ARGS); 16792d60b848STomohiro Kusumi hammer2_io_t *_hammer2_io_getquick(hammer2_dev_t *hmp, off_t lbase, 16802d60b848STomohiro Kusumi int lsize HAMMER2_IO_DEBUG_ARGS); 16812d60b848STomohiro Kusumi void _hammer2_io_putblk(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16822d60b848STomohiro Kusumi int _hammer2_io_bwrite(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16832d60b848STomohiro Kusumi void _hammer2_io_bawrite(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16842d60b848STomohiro Kusumi void _hammer2_io_bdwrite(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16852d60b848STomohiro Kusumi void _hammer2_io_brelse(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16862d60b848STomohiro Kusumi void _hammer2_io_bqrelse(hammer2_io_t **diop HAMMER2_IO_DEBUG_ARGS); 16872d60b848STomohiro Kusumi void _hammer2_io_ref(hammer2_io_t *dio HAMMER2_IO_DEBUG_ARGS); 16882d60b848STomohiro Kusumi 16892d60b848STomohiro Kusumi #ifndef HAMMER2_IO_DEBUG 16902d60b848STomohiro Kusumi 16912d60b848STomohiro Kusumi #define hammer2_io_getblk(hmp, btype, lbase, lsize, op) \ 16922d60b848STomohiro Kusumi _hammer2_io_getblk((hmp), (btype), (lbase), (lsize), (op)) 16932d60b848STomohiro Kusumi #define hammer2_io_getquick(hmp, lbase, lsize) \ 16942d60b848STomohiro Kusumi _hammer2_io_getquick((hmp), (lbase), (lsize)) 16952d60b848STomohiro Kusumi #define hammer2_io_putblk(diop) \ 16962d60b848STomohiro Kusumi _hammer2_io_putblk(diop) 16972d60b848STomohiro Kusumi #define hammer2_io_bwrite(diop) \ 16982d60b848STomohiro Kusumi _hammer2_io_bwrite((diop)) 16992d60b848STomohiro Kusumi #define hammer2_io_bawrite(diop) \ 17002d60b848STomohiro Kusumi _hammer2_io_bawrite((diop)) 17012d60b848STomohiro Kusumi #define hammer2_io_bdwrite(diop) \ 17022d60b848STomohiro Kusumi _hammer2_io_bdwrite((diop)) 17032d60b848STomohiro Kusumi #define hammer2_io_brelse(diop) \ 17042d60b848STomohiro Kusumi _hammer2_io_brelse((diop)) 17052d60b848STomohiro Kusumi #define hammer2_io_bqrelse(diop) \ 17062d60b848STomohiro Kusumi _hammer2_io_bqrelse((diop)) 17072d60b848STomohiro Kusumi #define hammer2_io_ref(dio) \ 17082d60b848STomohiro Kusumi _hammer2_io_ref((dio)) 17092d60b848STomohiro Kusumi 17102d60b848STomohiro Kusumi #define hammer2_io_bread(hmp, btype, lbase, lsize, diop) \ 17112d60b848STomohiro Kusumi _hammer2_io_bread((hmp), (btype), (lbase), (lsize), (diop)) 17122d60b848STomohiro Kusumi 17132d60b848STomohiro Kusumi #else 17142d60b848STomohiro Kusumi 17152d60b848STomohiro Kusumi #define hammer2_io_getblk(hmp, btype, lbase, lsize, op) \ 17162d60b848STomohiro Kusumi _hammer2_io_getblk((hmp), (btype), (lbase), (lsize), (op), \ 17172d60b848STomohiro Kusumi __FILE__, __LINE__) 17182d60b848STomohiro Kusumi 17192d60b848STomohiro Kusumi #define hammer2_io_getquick(hmp, lbase, lsize) \ 17202d60b848STomohiro Kusumi _hammer2_io_getquick((hmp), (lbase), (lsize), __FILE__, __LINE__) 17212d60b848STomohiro Kusumi 17222d60b848STomohiro Kusumi #define hammer2_io_putblk(diop) \ 17232d60b848STomohiro Kusumi _hammer2_io_putblk(diop, __FILE__, __LINE__) 17242d60b848STomohiro Kusumi 17252d60b848STomohiro Kusumi #define hammer2_io_bwrite(diop) \ 17262d60b848STomohiro Kusumi _hammer2_io_bwrite((diop), __FILE__, __LINE__) 17272d60b848STomohiro Kusumi #define hammer2_io_bawrite(diop) \ 17282d60b848STomohiro Kusumi _hammer2_io_bawrite((diop), __FILE__, __LINE__) 17292d60b848STomohiro Kusumi #define hammer2_io_bdwrite(diop) \ 17302d60b848STomohiro Kusumi _hammer2_io_bdwrite((diop), __FILE__, __LINE__) 17312d60b848STomohiro Kusumi #define hammer2_io_brelse(diop) \ 17322d60b848STomohiro Kusumi _hammer2_io_brelse((diop), __FILE__, __LINE__) 17332d60b848STomohiro Kusumi #define hammer2_io_bqrelse(diop) \ 17342d60b848STomohiro Kusumi _hammer2_io_bqrelse((diop), __FILE__, __LINE__) 17352d60b848STomohiro Kusumi #define hammer2_io_ref(dio) \ 17362d60b848STomohiro Kusumi _hammer2_io_ref((dio), __FILE__, __LINE__) 17372d60b848STomohiro Kusumi 17382d60b848STomohiro Kusumi #define hammer2_io_bread(hmp, btype, lbase, lsize, diop) \ 17392d60b848STomohiro Kusumi _hammer2_io_bread((hmp), (btype), (lbase), (lsize), (diop), \ 17402d60b848STomohiro Kusumi __FILE__, __LINE__) 17412d60b848STomohiro Kusumi 17422d60b848STomohiro Kusumi #endif 17432d60b848STomohiro Kusumi 17442d60b848STomohiro Kusumi /* 17452d60b848STomohiro Kusumi * hammer2_admin.c 17462d60b848STomohiro Kusumi */ 17472d60b848STomohiro Kusumi void hammer2_thr_signal(hammer2_thread_t *thr, uint32_t flags); 17482d60b848STomohiro Kusumi void hammer2_thr_signal2(hammer2_thread_t *thr, 17492d60b848STomohiro Kusumi uint32_t pflags, uint32_t nflags); 17502d60b848STomohiro Kusumi void hammer2_thr_wait(hammer2_thread_t *thr, uint32_t flags); 17512d60b848STomohiro Kusumi void hammer2_thr_wait_neg(hammer2_thread_t *thr, uint32_t flags); 17522d60b848STomohiro Kusumi int hammer2_thr_wait_any(hammer2_thread_t *thr, uint32_t flags, int timo); 17532d60b848STomohiro Kusumi void hammer2_thr_create(hammer2_thread_t *thr, 17542d60b848STomohiro Kusumi hammer2_pfs_t *pmp, hammer2_dev_t *hmp, 17552d60b848STomohiro Kusumi const char *id, int clindex, int repidx, 17562d60b848STomohiro Kusumi void (*func)(void *arg)); 17572d60b848STomohiro Kusumi void hammer2_thr_delete(hammer2_thread_t *thr); 17582d60b848STomohiro Kusumi void hammer2_thr_remaster(hammer2_thread_t *thr); 17592d60b848STomohiro Kusumi void hammer2_thr_freeze_async(hammer2_thread_t *thr); 17602d60b848STomohiro Kusumi void hammer2_thr_freeze(hammer2_thread_t *thr); 17612d60b848STomohiro Kusumi void hammer2_thr_unfreeze(hammer2_thread_t *thr); 17622d60b848STomohiro Kusumi int hammer2_thr_break(hammer2_thread_t *thr); 17632d60b848STomohiro Kusumi void hammer2_primary_xops_thread(void *arg); 17642d60b848STomohiro Kusumi 17652d60b848STomohiro Kusumi /* 17662d60b848STomohiro Kusumi * hammer2_thread.c (XOP API) 17672d60b848STomohiro Kusumi */ 17682d60b848STomohiro Kusumi void *hammer2_xop_alloc(hammer2_inode_t *ip, int flags); 17692d60b848STomohiro Kusumi void hammer2_xop_setname(hammer2_xop_head_t *xop, 17702d60b848STomohiro Kusumi const char *name, size_t name_len); 17712d60b848STomohiro Kusumi void hammer2_xop_setname2(hammer2_xop_head_t *xop, 17722d60b848STomohiro Kusumi const char *name, size_t name_len); 17732d60b848STomohiro Kusumi size_t hammer2_xop_setname_inum(hammer2_xop_head_t *xop, hammer2_key_t inum); 17742d60b848STomohiro Kusumi void hammer2_xop_setip2(hammer2_xop_head_t *xop, hammer2_inode_t *ip2); 17752d60b848STomohiro Kusumi void hammer2_xop_setip3(hammer2_xop_head_t *xop, hammer2_inode_t *ip3); 17762d60b848STomohiro Kusumi void hammer2_xop_setip4(hammer2_xop_head_t *xop, hammer2_inode_t *ip4); 17772d60b848STomohiro Kusumi void hammer2_xop_reinit(hammer2_xop_head_t *xop); 17782d60b848STomohiro Kusumi void hammer2_xop_helper_create(hammer2_pfs_t *pmp); 17792d60b848STomohiro Kusumi void hammer2_xop_helper_cleanup(hammer2_pfs_t *pmp); 17802d60b848STomohiro Kusumi void hammer2_xop_start(hammer2_xop_head_t *xop, hammer2_xop_desc_t *desc); 17812d60b848STomohiro Kusumi void hammer2_xop_start_except(hammer2_xop_head_t *xop, hammer2_xop_desc_t *desc, 17822d60b848STomohiro Kusumi int notidx); 17832d60b848STomohiro Kusumi int hammer2_xop_collect(hammer2_xop_head_t *xop, int flags); 17842d60b848STomohiro Kusumi void hammer2_xop_retire(hammer2_xop_head_t *xop, uint64_t mask); 17852d60b848STomohiro Kusumi int hammer2_xop_active(hammer2_xop_head_t *xop); 17862d60b848STomohiro Kusumi int hammer2_xop_feed(hammer2_xop_head_t *xop, hammer2_chain_t *chain, 17872d60b848STomohiro Kusumi int clindex, int error); 17882d60b848STomohiro Kusumi 17892d60b848STomohiro Kusumi /* 17902d60b848STomohiro Kusumi * hammer2_synchro.c 17912d60b848STomohiro Kusumi */ 17922d60b848STomohiro Kusumi void hammer2_primary_sync_thread(void *arg); 17932d60b848STomohiro Kusumi 17942d60b848STomohiro Kusumi /* 17952d60b848STomohiro Kusumi * XOP backends in hammer2_xops.c, primarily for VNOPS. Other XOP backends 17962d60b848STomohiro Kusumi * may be integrated into other source files. 17972d60b848STomohiro Kusumi */ 17982d60b848STomohiro Kusumi void hammer2_xop_ipcluster(hammer2_xop_t *xop, void *scratch, int clindex); 17992d60b848STomohiro Kusumi void hammer2_xop_readdir(hammer2_xop_t *xop, void *scratch, int clindex); 18002d60b848STomohiro Kusumi void hammer2_xop_nresolve(hammer2_xop_t *xop, void *scratch, int clindex); 18012d60b848STomohiro Kusumi void hammer2_xop_unlink(hammer2_xop_t *xop, void *scratch, int clindex); 18022d60b848STomohiro Kusumi void hammer2_xop_nrename(hammer2_xop_t *xop, void *scratch, int clindex); 18032d60b848STomohiro Kusumi void hammer2_xop_scanlhc(hammer2_xop_t *xop, void *scratch, int clindex); 18042d60b848STomohiro Kusumi void hammer2_xop_scanall(hammer2_xop_t *xop, void *scratch, int clindex); 18052d60b848STomohiro Kusumi void hammer2_xop_lookup(hammer2_xop_t *xop, void *scratch, int clindex); 18062d60b848STomohiro Kusumi void hammer2_xop_delete(hammer2_xop_t *xop, void *scratch, int clindex); 18072d60b848STomohiro Kusumi void hammer2_xop_inode_mkdirent(hammer2_xop_t *xop, void *scratch, int clindex); 18082d60b848STomohiro Kusumi void hammer2_xop_inode_create(hammer2_xop_t *xop, void *scratch, int clindex); 18092d60b848STomohiro Kusumi void hammer2_xop_inode_create_det(hammer2_xop_t *xop, 18102d60b848STomohiro Kusumi void *scratch, int clindex); 18112d60b848STomohiro Kusumi void hammer2_xop_inode_create_ins(hammer2_xop_t *xop, 18122d60b848STomohiro Kusumi void *scratch, int clindex); 18132d60b848STomohiro Kusumi void hammer2_xop_inode_destroy(hammer2_xop_t *xop, void *scratch, int clindex); 18142d60b848STomohiro Kusumi void hammer2_xop_inode_chain_sync(hammer2_xop_t *xop, void *scratch, 18152d60b848STomohiro Kusumi int clindex); 18162d60b848STomohiro Kusumi void hammer2_xop_inode_unlinkall(hammer2_xop_t *xop, void *scratch, 18172d60b848STomohiro Kusumi int clindex); 18182d60b848STomohiro Kusumi void hammer2_xop_inode_connect(hammer2_xop_t *xop, void *scratch, int clindex); 18192d60b848STomohiro Kusumi void hammer2_xop_inode_flush(hammer2_xop_t *xop, void *scratch, int clindex); 18202d60b848STomohiro Kusumi void hammer2_xop_strategy_read(hammer2_xop_t *xop, void *scratch, int clindex); 18212d60b848STomohiro Kusumi void hammer2_xop_strategy_write(hammer2_xop_t *xop, void *scratch, int clindex); 18222d60b848STomohiro Kusumi 18232d60b848STomohiro Kusumi void hammer2_dmsg_ipcluster(hammer2_xop_t *xop, void *scratch, int clindex); 18242d60b848STomohiro Kusumi void hammer2_dmsg_readdir(hammer2_xop_t *xop, void *scratch, int clindex); 18252d60b848STomohiro Kusumi void hammer2_dmsg_nresolve(hammer2_xop_t *xop, void *scratch, int clindex); 18262d60b848STomohiro Kusumi void hammer2_dmsg_unlink(hammer2_xop_t *xop, void *scratch, int clindex); 18272d60b848STomohiro Kusumi void hammer2_dmsg_nrename(hammer2_xop_t *xop, void *scratch, int clindex); 18282d60b848STomohiro Kusumi void hammer2_dmsg_scanlhc(hammer2_xop_t *xop, void *scratch, int clindex); 18292d60b848STomohiro Kusumi void hammer2_dmsg_scanall(hammer2_xop_t *xop, void *scratch, int clindex); 18302d60b848STomohiro Kusumi void hammer2_dmsg_lookup(hammer2_xop_t *xop, void *scratch, int clindex); 18312d60b848STomohiro Kusumi void hammer2_dmsg_inode_mkdirent(hammer2_xop_t *xop, void *scratch, 18322d60b848STomohiro Kusumi int clindex); 18332d60b848STomohiro Kusumi void hammer2_dmsg_inode_create(hammer2_xop_t *xop, void *scratch, int clindex); 18342d60b848STomohiro Kusumi void hammer2_dmsg_inode_destroy(hammer2_xop_t *xop, void *scratch, int clindex); 18352d60b848STomohiro Kusumi void hammer2_dmsg_inode_chain_sync(hammer2_xop_t *xop, void *scratch, 18362d60b848STomohiro Kusumi int clindex); 18372d60b848STomohiro Kusumi void hammer2_dmsg_inode_unlinkall(hammer2_xop_t *xop, void *scratch, 18382d60b848STomohiro Kusumi int clindex); 18392d60b848STomohiro Kusumi void hammer2_dmsg_inode_connect(hammer2_xop_t *xop, void *scratch, int clindex); 18402d60b848STomohiro Kusumi void hammer2_dmsg_inode_flush(hammer2_xop_t *xop, void *scratch, int clindex); 18412d60b848STomohiro Kusumi void hammer2_dmsg_strategy_read(hammer2_xop_t *xop, void *scratch, int clindex); 18422d60b848STomohiro Kusumi void hammer2_dmsg_strategy_write(hammer2_xop_t *xop, void *scratch, 18432d60b848STomohiro Kusumi int clindex); 18442d60b848STomohiro Kusumi 18452d60b848STomohiro Kusumi void hammer2_rmsg_ipcluster(hammer2_xop_t *xop, void *scratch, int clindex); 18462d60b848STomohiro Kusumi void hammer2_rmsg_readdir(hammer2_xop_t *xop, void *scratch, int clindex); 18472d60b848STomohiro Kusumi void hammer2_rmsg_nresolve(hammer2_xop_t *xop, void *scratch, int clindex); 18482d60b848STomohiro Kusumi void hammer2_rmsg_unlink(hammer2_xop_t *xop, void *scratch, int clindex); 18492d60b848STomohiro Kusumi void hammer2_rmsg_nrename(hammer2_xop_t *xop, void *scratch, int clindex); 18502d60b848STomohiro Kusumi void hammer2_rmsg_scanlhc(hammer2_xop_t *xop, void *scratch, int clindex); 18512d60b848STomohiro Kusumi void hammer2_rmsg_scanall(hammer2_xop_t *xop, void *scratch, int clindex); 18522d60b848STomohiro Kusumi void hammer2_rmsg_lookup(hammer2_xop_t *xop, void *scratch, int clindex); 18532d60b848STomohiro Kusumi void hammer2_rmsg_inode_mkdirent(hammer2_xop_t *xop, void *scratch, 18542d60b848STomohiro Kusumi int clindex); 18552d60b848STomohiro Kusumi void hammer2_rmsg_inode_create(hammer2_xop_t *xop, void *scratch, int clindex); 18562d60b848STomohiro Kusumi void hammer2_rmsg_inode_destroy(hammer2_xop_t *xop, void *scratch, int clindex); 18572d60b848STomohiro Kusumi void hammer2_rmsg_inode_chain_sync(hammer2_xop_t *xop, void *scratch, 18582d60b848STomohiro Kusumi int clindex); 18592d60b848STomohiro Kusumi void hammer2_rmsg_inode_unlinkall(hammer2_xop_t *xop, void *scratch, 18602d60b848STomohiro Kusumi int clindex); 18612d60b848STomohiro Kusumi void hammer2_rmsg_inode_connect(hammer2_xop_t *xop, void *scratch, int clindex); 18622d60b848STomohiro Kusumi void hammer2_rmsg_inode_flush(hammer2_xop_t *xop, void *scratch, int clindex); 18632d60b848STomohiro Kusumi void hammer2_rmsg_strategy_read(hammer2_xop_t *xop, void *scratch, int clindex); 18642d60b848STomohiro Kusumi void hammer2_rmsg_strategy_write(hammer2_xop_t *xop, void *scratch, 18652d60b848STomohiro Kusumi int clindex); 18662d60b848STomohiro Kusumi 18672d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_ipcluster_desc; 18682d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_readdir_desc; 18692d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_nresolve_desc; 18702d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_unlink_desc; 18712d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_nrename_desc; 18722d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_scanlhc_desc; 18732d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_scanall_desc; 18742d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_lookup_desc; 18752d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_delete_desc; 18762d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_mkdirent_desc; 18772d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_create_desc; 18782d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_create_det_desc; 18792d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_create_ins_desc; 18802d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_destroy_desc; 18812d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_chain_sync_desc; 18822d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_unlinkall_desc; 18832d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_connect_desc; 18842d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_inode_flush_desc; 18852d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_strategy_read_desc; 18862d60b848STomohiro Kusumi extern hammer2_xop_desc_t hammer2_strategy_write_desc; 18872d60b848STomohiro Kusumi 18882d60b848STomohiro Kusumi /* 18892d60b848STomohiro Kusumi * hammer2_msgops.c 18902d60b848STomohiro Kusumi */ 18912d60b848STomohiro Kusumi /* 18922d60b848STomohiro Kusumi int hammer2_msg_dbg_rcvmsg(kdmsg_msg_t *msg); 18932d60b848STomohiro Kusumi int hammer2_msg_adhoc_input(kdmsg_msg_t *msg); 18942d60b848STomohiro Kusumi */ 18952d60b848STomohiro Kusumi 18962d60b848STomohiro Kusumi /* 18972d60b848STomohiro Kusumi * hammer2_vfsops.c 18982d60b848STomohiro Kusumi */ 18992d60b848STomohiro Kusumi int hammer2_vfs_sync(struct mount *mp, int waitflags); 19002d60b848STomohiro Kusumi int hammer2_vfs_sync_pmp(hammer2_pfs_t *pmp, int waitfor); 19012d60b848STomohiro Kusumi int hammer2_vfs_enospace(hammer2_inode_t *ip, off_t bytes, struct ucred *cred); 19022d60b848STomohiro Kusumi 19032d60b848STomohiro Kusumi hammer2_pfs_t *hammer2_pfsalloc(hammer2_chain_t *chain, 19042d60b848STomohiro Kusumi const hammer2_inode_data_t *ripdata, 19052d60b848STomohiro Kusumi hammer2_dev_t *force_local); 19062d60b848STomohiro Kusumi void hammer2_pfsdealloc(hammer2_pfs_t *pmp, int clindex, int destroying); 19076bcbb706STomohiro Kusumi int hammer2_vfs_vget(struct mount *mp, struct m_vnode *dvp, 19086bcbb706STomohiro Kusumi ino_t ino, struct m_vnode **vpp); 19096bcbb706STomohiro Kusumi int hammer2_vfs_root(struct mount *mp, struct m_vnode **vpp); 19102d60b848STomohiro Kusumi 19112d60b848STomohiro Kusumi void hammer2_lwinprog_ref(hammer2_pfs_t *pmp); 19122d60b848STomohiro Kusumi void hammer2_lwinprog_drop(hammer2_pfs_t *pmp); 19132d60b848STomohiro Kusumi void hammer2_lwinprog_wait(hammer2_pfs_t *pmp, int pipe); 19142d60b848STomohiro Kusumi 19152d60b848STomohiro Kusumi void hammer2_pfs_memory_wait(hammer2_pfs_t *pmp); 19162d60b848STomohiro Kusumi void hammer2_pfs_memory_inc(hammer2_pfs_t *pmp); 19172d60b848STomohiro Kusumi void hammer2_pfs_memory_wakeup(hammer2_pfs_t *pmp, int count); 19182d60b848STomohiro Kusumi 19192d60b848STomohiro Kusumi void hammer2_voldata_lock(hammer2_dev_t *hmp); 19202d60b848STomohiro Kusumi void hammer2_voldata_unlock(hammer2_dev_t *hmp); 19212d60b848STomohiro Kusumi void hammer2_voldata_modify(hammer2_dev_t *hmp); 19222d60b848STomohiro Kusumi 19232d60b848STomohiro Kusumi int hammer2_vfs_init(void); 19242d60b848STomohiro Kusumi int hammer2_vfs_uninit(void); 19252d60b848STomohiro Kusumi 19266bcbb706STomohiro Kusumi int hammer2_vfs_mount(struct m_vnode *makefs_devvp, struct mount *mp, 19272d60b848STomohiro Kusumi const char *label, const struct hammer2_mount_info *mi); 19282d60b848STomohiro Kusumi int hammer2_vfs_unmount(struct mount *mp, int mntflags); 19292d60b848STomohiro Kusumi 19302d60b848STomohiro Kusumi /* 19312d60b848STomohiro Kusumi * hammer2_freemap.c 19322d60b848STomohiro Kusumi */ 19332d60b848STomohiro Kusumi int hammer2_freemap_alloc(hammer2_chain_t *chain, size_t bytes); 19342d60b848STomohiro Kusumi void hammer2_freemap_adjust(hammer2_dev_t *hmp, 19352d60b848STomohiro Kusumi hammer2_blockref_t *bref, int how); 19362d60b848STomohiro Kusumi 19372d60b848STomohiro Kusumi /* 19382d60b848STomohiro Kusumi * hammer2_cluster.c 19392d60b848STomohiro Kusumi */ 19402d60b848STomohiro Kusumi uint8_t hammer2_cluster_type(hammer2_cluster_t *cluster); 19412d60b848STomohiro Kusumi void hammer2_cluster_bref(hammer2_cluster_t *cluster, hammer2_blockref_t *bref); 19422d60b848STomohiro Kusumi void hammer2_cluster_ref(hammer2_cluster_t *cluster); 19432d60b848STomohiro Kusumi void hammer2_cluster_drop(hammer2_cluster_t *cluster); 19442d60b848STomohiro Kusumi void hammer2_cluster_unhold(hammer2_cluster_t *cluster); 19452d60b848STomohiro Kusumi void hammer2_cluster_rehold(hammer2_cluster_t *cluster); 19462d60b848STomohiro Kusumi void hammer2_cluster_lock(hammer2_cluster_t *cluster, int how); 19472d60b848STomohiro Kusumi int hammer2_cluster_check(hammer2_cluster_t *cluster, hammer2_key_t lokey, 19482d60b848STomohiro Kusumi int flags); 19492d60b848STomohiro Kusumi void hammer2_cluster_unlock(hammer2_cluster_t *cluster); 19502d60b848STomohiro Kusumi 19512d60b848STomohiro Kusumi /* 19522d60b848STomohiro Kusumi void hammer2_bulkfree_init(hammer2_dev_t *hmp); 19532d60b848STomohiro Kusumi void hammer2_bulkfree_uninit(hammer2_dev_t *hmp); 19542d60b848STomohiro Kusumi int hammer2_bulkfree_pass(hammer2_dev_t *hmp, hammer2_chain_t *vchain, 19552d60b848STomohiro Kusumi struct hammer2_ioc_bulkfree *bfi); 19562d60b848STomohiro Kusumi */ 19572d60b848STomohiro Kusumi void hammer2_dummy_xop_from_chain(hammer2_xop_head_t *xop, 19582d60b848STomohiro Kusumi hammer2_chain_t *chain); 19592d60b848STomohiro Kusumi 19602d60b848STomohiro Kusumi /* 19612d60b848STomohiro Kusumi * hammer2_iocom.c 19622d60b848STomohiro Kusumi */ 19632d60b848STomohiro Kusumi /* 19642d60b848STomohiro Kusumi void hammer2_iocom_init(hammer2_dev_t *hmp); 19652d60b848STomohiro Kusumi void hammer2_iocom_uninit(hammer2_dev_t *hmp); 19662d60b848STomohiro Kusumi void hammer2_cluster_reconnect(hammer2_dev_t *hmp, struct file *fp); 19672d60b848STomohiro Kusumi */ 19682d60b848STomohiro Kusumi void hammer2_volconf_update(hammer2_dev_t *hmp, int index); 19692d60b848STomohiro Kusumi 19702d60b848STomohiro Kusumi /* 19712d60b848STomohiro Kusumi * hammer2_strategy.c 19722d60b848STomohiro Kusumi */ 19732d60b848STomohiro Kusumi int hammer2_vop_strategy(struct vop_strategy_args *ap); 19742d60b848STomohiro Kusumi int hammer2_vop_bmap(struct vop_bmap_args *ap); 19752d60b848STomohiro Kusumi void hammer2_bioq_sync(hammer2_pfs_t *pmp); 19762d60b848STomohiro Kusumi void hammer2_dedup_record(hammer2_chain_t *chain, hammer2_io_t *dio, 19772d60b848STomohiro Kusumi const char *data); 19782d60b848STomohiro Kusumi void hammer2_dedup_clear(hammer2_dev_t *hmp); 19792d60b848STomohiro Kusumi 19802d60b848STomohiro Kusumi /* 19812d60b848STomohiro Kusumi * hammer2_ondisk.c 19822d60b848STomohiro Kusumi */ 19832d60b848STomohiro Kusumi int hammer2_open_devvp(const hammer2_devvp_list_t *devvpl, int ronly); 19842d60b848STomohiro Kusumi int hammer2_close_devvp(const hammer2_devvp_list_t *devvpl, int ronly); 19856bcbb706STomohiro Kusumi int hammer2_init_devvp(struct m_vnode *devvp, hammer2_devvp_list_t *devvpl); 19862d60b848STomohiro Kusumi void hammer2_cleanup_devvp(hammer2_devvp_list_t *devvpl); 19872d60b848STomohiro Kusumi int hammer2_init_vfsvolumes(struct mount *mp, const hammer2_devvp_list_t *devvpl, 19882d60b848STomohiro Kusumi hammer2_vfsvolume_t *volumes, 19892d60b848STomohiro Kusumi hammer2_volume_data_t *rootvoldata, 19902d60b848STomohiro Kusumi int *rootvolzone, 19916bcbb706STomohiro Kusumi struct m_vnode **rootvoldevvp); 19922d60b848STomohiro Kusumi hammer2_vfsvolume_t *hammer2_get_volume(hammer2_dev_t *hmp, hammer2_off_t offset); 19932d60b848STomohiro Kusumi 19942d60b848STomohiro Kusumi /* 19952d60b848STomohiro Kusumi * hammer2_vnops.c 19962d60b848STomohiro Kusumi */ 19976bcbb706STomohiro Kusumi int hammer2_reclaim(struct m_vnode *vp); 19986bcbb706STomohiro Kusumi int hammer2_write(struct m_vnode *vp, void *buf, size_t size, off_t offset); 19996bcbb706STomohiro Kusumi int hammer2_nresolve(struct m_vnode *dvp, struct m_vnode **vpp, char *name, int nlen); 20006bcbb706STomohiro Kusumi int hammer2_nmkdir(struct m_vnode *dvp, struct m_vnode **vpp, char *name, int nlen); 20016bcbb706STomohiro Kusumi int hammer2_nlink(struct m_vnode *dvp, struct m_vnode *vp, char *name, int nlen); 20026bcbb706STomohiro Kusumi int hammer2_ncreate(struct m_vnode *dvp, struct m_vnode **vpp, char *name, int nlen); 20036bcbb706STomohiro Kusumi int hammer2_nmknod(struct m_vnode *dvp, struct m_vnode **vpp, char *name, int nlen, 20044d8112c5STomohiro Kusumi int type); 20056bcbb706STomohiro Kusumi int hammer2_nsymlink(struct m_vnode *dvp, struct m_vnode **vpp, char *name, int nlen, 20062d60b848STomohiro Kusumi char *target); 20072d60b848STomohiro Kusumi 20082d60b848STomohiro Kusumi /* 20092d60b848STomohiro Kusumi * hammer2_buf.c 20102d60b848STomohiro Kusumi */ 20114e2eefe9STomohiro Kusumi struct m_buf *getblkx(struct m_vnode *vp, off_t loffset, int size, int blkflags, 20122d60b848STomohiro Kusumi int slptimeo); 20134e2eefe9STomohiro Kusumi int breadx(struct m_vnode *vp, off_t loffset, int size, struct m_buf **bpp); 20144e2eefe9STomohiro Kusumi int bread_kvabio(struct m_vnode *vp, off_t loffset, int size, struct m_buf **bpp); 20154e2eefe9STomohiro Kusumi void bqrelse(struct m_buf *bp); 20164e2eefe9STomohiro Kusumi int bawrite(struct m_buf *bp); 20174e2eefe9STomohiro Kusumi int uiomovebp(struct m_buf *bp, caddr_t cp, size_t n, struct uio *uio); 20182d60b848STomohiro Kusumi 20192d60b848STomohiro Kusumi /* 20202d60b848STomohiro Kusumi * More complex inlines 20212d60b848STomohiro Kusumi */ 20222d60b848STomohiro Kusumi 20232d60b848STomohiro Kusumi #define hammer2_xop_gdata(xop) _hammer2_xop_gdata((xop), __FILE__, __LINE__) 20242d60b848STomohiro Kusumi 20252d60b848STomohiro Kusumi static __inline 20262d60b848STomohiro Kusumi const hammer2_media_data_t * 20272d60b848STomohiro Kusumi _hammer2_xop_gdata(hammer2_xop_head_t *xop, const char *file, int line) 20282d60b848STomohiro Kusumi { 20292d60b848STomohiro Kusumi hammer2_chain_t *focus; 20302d60b848STomohiro Kusumi const void *data; 20312d60b848STomohiro Kusumi 20322d60b848STomohiro Kusumi focus = xop->cluster.focus; 20332d60b848STomohiro Kusumi if (focus->dio) { 20342d60b848STomohiro Kusumi lockmgr(&focus->diolk, LK_SHARED); 20352d60b848STomohiro Kusumi if ((xop->focus_dio = focus->dio) != NULL) { 20362d60b848STomohiro Kusumi _hammer2_io_ref(xop->focus_dio HAMMER2_IO_DEBUG_CALL); 20372d60b848STomohiro Kusumi hammer2_io_bkvasync(xop->focus_dio); 20382d60b848STomohiro Kusumi } 20392d60b848STomohiro Kusumi data = focus->data; 20402d60b848STomohiro Kusumi lockmgr(&focus->diolk, LK_RELEASE); 20412d60b848STomohiro Kusumi } else { 20422d60b848STomohiro Kusumi data = focus->data; 20432d60b848STomohiro Kusumi } 20442d60b848STomohiro Kusumi 20452d60b848STomohiro Kusumi return data; 20462d60b848STomohiro Kusumi } 20472d60b848STomohiro Kusumi 20482d60b848STomohiro Kusumi #define hammer2_xop_pdata(xop) _hammer2_xop_pdata((xop), __FILE__, __LINE__) 20492d60b848STomohiro Kusumi 20502d60b848STomohiro Kusumi static __inline 20512d60b848STomohiro Kusumi void 20522d60b848STomohiro Kusumi _hammer2_xop_pdata(hammer2_xop_head_t *xop, const char *file, int line) 20532d60b848STomohiro Kusumi { 20542d60b848STomohiro Kusumi if (xop->focus_dio) 20552d60b848STomohiro Kusumi _hammer2_io_putblk(&xop->focus_dio HAMMER2_IO_DEBUG_CALL); 20562d60b848STomohiro Kusumi } 20572d60b848STomohiro Kusumi 20582d60b848STomohiro Kusumi static __inline 20592d60b848STomohiro Kusumi void 20606bcbb706STomohiro Kusumi hammer2_knote(struct m_vnode *vp, int flags) 20612d60b848STomohiro Kusumi { 20622d60b848STomohiro Kusumi if (flags) 20632d60b848STomohiro Kusumi KNOTE(&vp->v_pollinfo.vpi_kqinfo.ki_note, flags); 20642d60b848STomohiro Kusumi } 20652d60b848STomohiro Kusumi 20662d60b848STomohiro Kusumi static __inline 20672d60b848STomohiro Kusumi void 20682d60b848STomohiro Kusumi hammer2_bulkfree_init(hammer2_dev_t *hmp) 20692d60b848STomohiro Kusumi { 20702d60b848STomohiro Kusumi } 20712d60b848STomohiro Kusumi 20722d60b848STomohiro Kusumi static __inline 20732d60b848STomohiro Kusumi void 20742d60b848STomohiro Kusumi hammer2_bulkfree_uninit(hammer2_dev_t *hmp) 20752d60b848STomohiro Kusumi { 20762d60b848STomohiro Kusumi } 20772d60b848STomohiro Kusumi 20782d60b848STomohiro Kusumi static __inline 20792d60b848STomohiro Kusumi void 20802d60b848STomohiro Kusumi hammer2_iocom_init(hammer2_dev_t *hmp) 20812d60b848STomohiro Kusumi { 20822d60b848STomohiro Kusumi } 20832d60b848STomohiro Kusumi 20842d60b848STomohiro Kusumi static __inline 20852d60b848STomohiro Kusumi void 20862d60b848STomohiro Kusumi hammer2_iocom_uninit(hammer2_dev_t *hmp) 20872d60b848STomohiro Kusumi { 20882d60b848STomohiro Kusumi } 20892d60b848STomohiro Kusumi 20902d60b848STomohiro Kusumi //#endif /* !_KERNEL */ 20912d60b848STomohiro Kusumi #endif /* !_VFS_HAMMER2_HAMMER2_H_ */ 2092