17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 519f92332Sml93401 * Common Development and Distribution License (the "License"). 619f92332Sml93401 * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22db1cde31Skrishna * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate #include <sys/project.h> 297c478bd9Sstevel@tonic-gate #include <sys/modhash.h> 307c478bd9Sstevel@tonic-gate #include <sys/modctl.h> 317c478bd9Sstevel@tonic-gate #include <sys/kmem.h> 320209230bSgjelinek #include <sys/kstat.h> 337c478bd9Sstevel@tonic-gate #include <sys/atomic.h> 347c478bd9Sstevel@tonic-gate #include <sys/cmn_err.h> 357c478bd9Sstevel@tonic-gate #include <sys/proc.h> 367c478bd9Sstevel@tonic-gate #include <sys/rctl.h> 377c478bd9Sstevel@tonic-gate #include <sys/sunddi.h> 387c478bd9Sstevel@tonic-gate #include <sys/fss.h> 397c478bd9Sstevel@tonic-gate #include <sys/systm.h> 407c478bd9Sstevel@tonic-gate #include <sys/ipc_impl.h> 417c478bd9Sstevel@tonic-gate #include <sys/port_kernel.h> 427c478bd9Sstevel@tonic-gate #include <sys/task.h> 437c478bd9Sstevel@tonic-gate #include <sys/zone.h> 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate int project_hash_size = 64; 467c478bd9Sstevel@tonic-gate static kmutex_t project_hash_lock; 477c478bd9Sstevel@tonic-gate static kmutex_t projects_list_lock; 487c478bd9Sstevel@tonic-gate static mod_hash_t *projects_hash; 497c478bd9Sstevel@tonic-gate static kproject_t *projects_list; 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_cpu_shares; 527c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_nlwps; 537c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_ntasks; 547c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_msgmni; 557c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_semmni; 567c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_shmmax; 577c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_shmmni; 587c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_portids; 59c6939658Ssl108498 rctl_hndl_t rc_project_locked_mem; 607c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_contract; 617c478bd9Sstevel@tonic-gate rctl_hndl_t rc_project_crypto_mem; 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate /* 647c478bd9Sstevel@tonic-gate * Dummy structure used when comparing projects. This structure must be kept 657c478bd9Sstevel@tonic-gate * identical to the first two fields of kproject_t. 667c478bd9Sstevel@tonic-gate */ 677c478bd9Sstevel@tonic-gate struct project_zone { 687c478bd9Sstevel@tonic-gate projid_t kpj_id; 697c478bd9Sstevel@tonic-gate zoneid_t kpj_zoneid; 707c478bd9Sstevel@tonic-gate }; 717c478bd9Sstevel@tonic-gate 727c478bd9Sstevel@tonic-gate /* 737c478bd9Sstevel@tonic-gate * Projects 747c478bd9Sstevel@tonic-gate * 757c478bd9Sstevel@tonic-gate * A dictionary of all active projects is maintained by the kernel so that we 767c478bd9Sstevel@tonic-gate * may track project usage and limits. (By an active project, we mean a 777c478bd9Sstevel@tonic-gate * project associated with one or more task, and therefore with one or more 787c478bd9Sstevel@tonic-gate * processes.) We build the dictionary on top of the mod_hash facility, since 797c478bd9Sstevel@tonic-gate * project additions and deletions are relatively rare events. An 807c478bd9Sstevel@tonic-gate * integer-to-pointer mapping is maintained within the hash, representing the 817c478bd9Sstevel@tonic-gate * map from project id to project structure. All projects, including the 827c478bd9Sstevel@tonic-gate * primordial "project 0", are allocated via the project_hold_by_id() 837c478bd9Sstevel@tonic-gate * interface. 847c478bd9Sstevel@tonic-gate * 857c478bd9Sstevel@tonic-gate * Currently, the project contains a reference count; the project ID, which is 867c478bd9Sstevel@tonic-gate * examined by the extended accounting subsystem as well as /proc; a resource 877c478bd9Sstevel@tonic-gate * control set, which contains the allowable values (and actions on exceeding 887c478bd9Sstevel@tonic-gate * those values) for controlled project-level resources on the system; and a 897c478bd9Sstevel@tonic-gate * number of CPU shares, which is used by the fair share scheduling class 907c478bd9Sstevel@tonic-gate * (FSS) to support its proportion-based scheduling algorithm. 917c478bd9Sstevel@tonic-gate * 927c478bd9Sstevel@tonic-gate * Reference counting convention 937c478bd9Sstevel@tonic-gate * The dictionary entry does not itself count as a reference--only references 947c478bd9Sstevel@tonic-gate * outside of the subsystem are tallied. At the drop of the final external 957c478bd9Sstevel@tonic-gate * reference, the project entry is removed. The reference counter keeps 967c478bd9Sstevel@tonic-gate * track of the number of threads *and* tasks within a project. 977c478bd9Sstevel@tonic-gate * 987c478bd9Sstevel@tonic-gate * Locking 997c478bd9Sstevel@tonic-gate * Walking the doubly-linked project list must be done while holding 1007c478bd9Sstevel@tonic-gate * projects_list_lock. Thus, any dereference of kpj_next or kpj_prev must be 1017c478bd9Sstevel@tonic-gate * under projects_list_lock. 1027c478bd9Sstevel@tonic-gate * 1037c478bd9Sstevel@tonic-gate * If both the hash lock, project_hash_lock, and the list lock are to be 1047c478bd9Sstevel@tonic-gate * acquired, the hash lock is to be acquired first. 1057c478bd9Sstevel@tonic-gate */ 1067c478bd9Sstevel@tonic-gate 1070209230bSgjelinek static kstat_t *project_kstat_create(kproject_t *pj, zone_t *zone); 1080209230bSgjelinek static void project_kstat_delete(kproject_t *pj); 1097c478bd9Sstevel@tonic-gate 1107c478bd9Sstevel@tonic-gate static void 1117c478bd9Sstevel@tonic-gate project_data_init(kproject_data_t *data) 1127c478bd9Sstevel@tonic-gate { 1137c478bd9Sstevel@tonic-gate /* 1147c478bd9Sstevel@tonic-gate * Initialize subsystem-specific data 1157c478bd9Sstevel@tonic-gate */ 1167c478bd9Sstevel@tonic-gate data->kpd_shmmax = 0; 117824c205fSml93401 data->kpd_ipc.ipcq_shmmni = 0; 118824c205fSml93401 data->kpd_ipc.ipcq_semmni = 0; 119824c205fSml93401 data->kpd_ipc.ipcq_msgmni = 0; 120c6939658Ssl108498 data->kpd_locked_mem = 0; 121c6939658Ssl108498 data->kpd_locked_mem_ctl = UINT64_MAX; 1227c478bd9Sstevel@tonic-gate data->kpd_contract = 0; 1237c478bd9Sstevel@tonic-gate data->kpd_crypto_mem = 0; 124db1cde31Skrishna data->kpd_crypto_mem_ctl = UINT64_MAX; 1250209230bSgjelinek data->kpd_lockedmem_kstat = NULL; 1267c478bd9Sstevel@tonic-gate } 1277c478bd9Sstevel@tonic-gate 1287c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 1297c478bd9Sstevel@tonic-gate static uint_t 1307c478bd9Sstevel@tonic-gate project_hash_by_id(void *hash_data, mod_hash_key_t key) 1317c478bd9Sstevel@tonic-gate { 1327c478bd9Sstevel@tonic-gate struct project_zone *pz = key; 1337c478bd9Sstevel@tonic-gate uint_t mykey; 1347c478bd9Sstevel@tonic-gate 1357c478bd9Sstevel@tonic-gate /* 1367c478bd9Sstevel@tonic-gate * Merge the zoneid and projectid together to a 32-bit quantity, and 1377c478bd9Sstevel@tonic-gate * then pass that in to the existing idhash. 1387c478bd9Sstevel@tonic-gate */ 1397c478bd9Sstevel@tonic-gate mykey = (pz->kpj_zoneid << 16) | pz->kpj_id; 1407c478bd9Sstevel@tonic-gate return (mod_hash_byid(hash_data, (mod_hash_key_t)(uintptr_t)mykey)); 1417c478bd9Sstevel@tonic-gate } 1427c478bd9Sstevel@tonic-gate 1437c478bd9Sstevel@tonic-gate static int 1447c478bd9Sstevel@tonic-gate project_hash_key_cmp(mod_hash_key_t key1, mod_hash_key_t key2) 1457c478bd9Sstevel@tonic-gate { 1467c478bd9Sstevel@tonic-gate struct project_zone *pz1 = key1, *pz2 = key2; 1477c478bd9Sstevel@tonic-gate int retval; 1487c478bd9Sstevel@tonic-gate 1497c478bd9Sstevel@tonic-gate return ((int)((retval = pz1->kpj_id - pz2->kpj_id) != 0 ? retval : 1507c478bd9Sstevel@tonic-gate pz1->kpj_zoneid - pz2->kpj_zoneid)); 1517c478bd9Sstevel@tonic-gate } 1527c478bd9Sstevel@tonic-gate 1537c478bd9Sstevel@tonic-gate static void 1547c478bd9Sstevel@tonic-gate project_hash_val_dtor(mod_hash_val_t val) 1557c478bd9Sstevel@tonic-gate { 1567c478bd9Sstevel@tonic-gate kproject_t *kp = (kproject_t *)val; 1577c478bd9Sstevel@tonic-gate 1587c478bd9Sstevel@tonic-gate ASSERT(kp->kpj_count == 0); 1597c478bd9Sstevel@tonic-gate kmem_free(kp, sizeof (kproject_t)); 1607c478bd9Sstevel@tonic-gate } 1617c478bd9Sstevel@tonic-gate 1627c478bd9Sstevel@tonic-gate /* 1637c478bd9Sstevel@tonic-gate * kproject_t *project_hold(kproject_t *) 1647c478bd9Sstevel@tonic-gate * 1657c478bd9Sstevel@tonic-gate * Overview 1667c478bd9Sstevel@tonic-gate * Record that an additional reference on the indicated project has been 1677c478bd9Sstevel@tonic-gate * taken. 1687c478bd9Sstevel@tonic-gate * 1697c478bd9Sstevel@tonic-gate * Return values 1707c478bd9Sstevel@tonic-gate * A pointer to the indicated project. 1717c478bd9Sstevel@tonic-gate * 1727c478bd9Sstevel@tonic-gate * Caller's context 1737c478bd9Sstevel@tonic-gate * project_hash_lock must not be held across the project_hold() call. 1747c478bd9Sstevel@tonic-gate */ 1757c478bd9Sstevel@tonic-gate kproject_t * 1767c478bd9Sstevel@tonic-gate project_hold(kproject_t *p) 1777c478bd9Sstevel@tonic-gate { 1787c478bd9Sstevel@tonic-gate mutex_enter(&project_hash_lock); 1797c478bd9Sstevel@tonic-gate ASSERT(p != NULL); 1807c478bd9Sstevel@tonic-gate p->kpj_count++; 1817c478bd9Sstevel@tonic-gate ASSERT(p->kpj_count != 0); 1827c478bd9Sstevel@tonic-gate mutex_exit(&project_hash_lock); 1837c478bd9Sstevel@tonic-gate return (p); 1847c478bd9Sstevel@tonic-gate } 1857c478bd9Sstevel@tonic-gate 1867c478bd9Sstevel@tonic-gate /* 1870209230bSgjelinek * kproject_t *project_hold_by_id(projid_t, zone_t *, int) 1887c478bd9Sstevel@tonic-gate * 1897c478bd9Sstevel@tonic-gate * Overview 1907c478bd9Sstevel@tonic-gate * project_hold_by_id() performs a look-up in the dictionary of projects 1910209230bSgjelinek * active on the system by specified project ID + zone and puts a hold on 1927c478bd9Sstevel@tonic-gate * it. The third argument defines the desired behavior in the case when 1937c478bd9Sstevel@tonic-gate * project with given project ID cannot be found: 1947c478bd9Sstevel@tonic-gate * 1957c478bd9Sstevel@tonic-gate * PROJECT_HOLD_INSERT New entry is made in dictionary and the project 1967c478bd9Sstevel@tonic-gate * is added to the global list. 1977c478bd9Sstevel@tonic-gate * 1987c478bd9Sstevel@tonic-gate * PROJECT_HOLD_FIND Return NULL. 1997c478bd9Sstevel@tonic-gate * 2007c478bd9Sstevel@tonic-gate * The project is returned with its reference count incremented by one. 2017c478bd9Sstevel@tonic-gate * A new project derives its resource controls from those of project 0. 2027c478bd9Sstevel@tonic-gate * 2037c478bd9Sstevel@tonic-gate * Return values 2047c478bd9Sstevel@tonic-gate * A pointer to the held project. 2057c478bd9Sstevel@tonic-gate * 2067c478bd9Sstevel@tonic-gate * Caller's context 2077c478bd9Sstevel@tonic-gate * Caller must be in a context suitable for KM_SLEEP allocations. 2087c478bd9Sstevel@tonic-gate */ 2097c478bd9Sstevel@tonic-gate kproject_t * 2100209230bSgjelinek project_hold_by_id(projid_t id, zone_t *zone, int flag) 2117c478bd9Sstevel@tonic-gate { 2127c478bd9Sstevel@tonic-gate kproject_t *spare_p; 2137c478bd9Sstevel@tonic-gate kproject_t *p; 2147c478bd9Sstevel@tonic-gate mod_hash_hndl_t hndl; 2157c478bd9Sstevel@tonic-gate rctl_set_t *set; 2167c478bd9Sstevel@tonic-gate rctl_alloc_gp_t *gp; 2177c478bd9Sstevel@tonic-gate rctl_entity_p_t e; 2187c478bd9Sstevel@tonic-gate struct project_zone pz; 2190209230bSgjelinek boolean_t create = B_FALSE; 2200209230bSgjelinek kstat_t *ksp; 2217c478bd9Sstevel@tonic-gate 2227c478bd9Sstevel@tonic-gate pz.kpj_id = id; 2230209230bSgjelinek pz.kpj_zoneid = zone->zone_id; 2247c478bd9Sstevel@tonic-gate 2257c478bd9Sstevel@tonic-gate if (flag == PROJECT_HOLD_FIND) { 2267c478bd9Sstevel@tonic-gate mutex_enter(&project_hash_lock); 2277c478bd9Sstevel@tonic-gate 2287c478bd9Sstevel@tonic-gate if (mod_hash_find(projects_hash, (mod_hash_key_t)&pz, 2297c478bd9Sstevel@tonic-gate (mod_hash_val_t)&p) == MH_ERR_NOTFOUND) 2307c478bd9Sstevel@tonic-gate p = NULL; 2317c478bd9Sstevel@tonic-gate else 2327c478bd9Sstevel@tonic-gate p->kpj_count++; 2337c478bd9Sstevel@tonic-gate 2347c478bd9Sstevel@tonic-gate mutex_exit(&project_hash_lock); 2357c478bd9Sstevel@tonic-gate return (p); 2367c478bd9Sstevel@tonic-gate } 2377c478bd9Sstevel@tonic-gate 2387c478bd9Sstevel@tonic-gate ASSERT(flag == PROJECT_HOLD_INSERT); 2397c478bd9Sstevel@tonic-gate 2407c478bd9Sstevel@tonic-gate spare_p = kmem_zalloc(sizeof (kproject_t), KM_SLEEP); 2417c478bd9Sstevel@tonic-gate set = rctl_set_create(); 2427c478bd9Sstevel@tonic-gate 2437c478bd9Sstevel@tonic-gate gp = rctl_set_init_prealloc(RCENTITY_PROJECT); 2447c478bd9Sstevel@tonic-gate 2457c478bd9Sstevel@tonic-gate (void) mod_hash_reserve(projects_hash, &hndl); 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate mutex_enter(&curproc->p_lock); 2487c478bd9Sstevel@tonic-gate mutex_enter(&project_hash_lock); 2497c478bd9Sstevel@tonic-gate if (mod_hash_find(projects_hash, (mod_hash_key_t)&pz, 2507c478bd9Sstevel@tonic-gate (mod_hash_val_t *)&p) == MH_ERR_NOTFOUND) { 2510209230bSgjelinek 2527c478bd9Sstevel@tonic-gate p = spare_p; 2537c478bd9Sstevel@tonic-gate p->kpj_id = id; 2540209230bSgjelinek p->kpj_zoneid = zone->zone_id; 2557c478bd9Sstevel@tonic-gate p->kpj_count = 0; 2567c478bd9Sstevel@tonic-gate p->kpj_shares = 1; 2577c478bd9Sstevel@tonic-gate p->kpj_nlwps = 0; 2587c478bd9Sstevel@tonic-gate p->kpj_ntasks = 0; 2597c478bd9Sstevel@tonic-gate p->kpj_nlwps_ctl = INT_MAX; 2607c478bd9Sstevel@tonic-gate p->kpj_ntasks_ctl = INT_MAX; 2617c478bd9Sstevel@tonic-gate project_data_init(&p->kpj_data); 2627c478bd9Sstevel@tonic-gate e.rcep_p.proj = p; 2637c478bd9Sstevel@tonic-gate e.rcep_t = RCENTITY_PROJECT; 2647c478bd9Sstevel@tonic-gate p->kpj_rctls = rctl_set_init(RCENTITY_PROJECT, curproc, &e, 2657c478bd9Sstevel@tonic-gate set, gp); 2667c478bd9Sstevel@tonic-gate mutex_exit(&curproc->p_lock); 2677c478bd9Sstevel@tonic-gate 2687c478bd9Sstevel@tonic-gate if (mod_hash_insert_reserve(projects_hash, (mod_hash_key_t)p, 2697c478bd9Sstevel@tonic-gate (mod_hash_val_t)p, hndl)) 2707c478bd9Sstevel@tonic-gate panic("unable to insert project %d(%p)", id, (void *)p); 2717c478bd9Sstevel@tonic-gate 2727c478bd9Sstevel@tonic-gate /* 2737c478bd9Sstevel@tonic-gate * Insert project into global project list. 2747c478bd9Sstevel@tonic-gate */ 2757c478bd9Sstevel@tonic-gate mutex_enter(&projects_list_lock); 2760209230bSgjelinek if (id != 0 || zone != &zone0) { 2777c478bd9Sstevel@tonic-gate p->kpj_next = projects_list; 2787c478bd9Sstevel@tonic-gate p->kpj_prev = projects_list->kpj_prev; 2797c478bd9Sstevel@tonic-gate p->kpj_prev->kpj_next = p; 2807c478bd9Sstevel@tonic-gate projects_list->kpj_prev = p; 2817c478bd9Sstevel@tonic-gate } else { 2827c478bd9Sstevel@tonic-gate /* 2837c478bd9Sstevel@tonic-gate * Special case: primordial hold on project 0. 2847c478bd9Sstevel@tonic-gate */ 2857c478bd9Sstevel@tonic-gate p->kpj_next = p; 2867c478bd9Sstevel@tonic-gate p->kpj_prev = p; 2877c478bd9Sstevel@tonic-gate projects_list = p; 2887c478bd9Sstevel@tonic-gate } 2897c478bd9Sstevel@tonic-gate mutex_exit(&projects_list_lock); 2900209230bSgjelinek create = B_TRUE; 2917c478bd9Sstevel@tonic-gate } else { 2927c478bd9Sstevel@tonic-gate mutex_exit(&curproc->p_lock); 2937c478bd9Sstevel@tonic-gate mod_hash_cancel(projects_hash, &hndl); 2947c478bd9Sstevel@tonic-gate kmem_free(spare_p, sizeof (kproject_t)); 2957c478bd9Sstevel@tonic-gate rctl_set_free(set); 2967c478bd9Sstevel@tonic-gate } 2977c478bd9Sstevel@tonic-gate 2987c478bd9Sstevel@tonic-gate rctl_prealloc_destroy(gp); 2997c478bd9Sstevel@tonic-gate p->kpj_count++; 3007c478bd9Sstevel@tonic-gate mutex_exit(&project_hash_lock); 3017c478bd9Sstevel@tonic-gate 3020209230bSgjelinek /* 3030209230bSgjelinek * The kstat stores the project's zone name, as zoneid's may change 3040209230bSgjelinek * across reboots. 3050209230bSgjelinek */ 3060209230bSgjelinek if (create == B_TRUE) { 3070209230bSgjelinek ksp = project_kstat_create(p, zone); 3080209230bSgjelinek mutex_enter(&project_hash_lock); 3090209230bSgjelinek ASSERT(p->kpj_data.kpd_lockedmem_kstat == NULL); 3100209230bSgjelinek p->kpj_data.kpd_lockedmem_kstat = ksp; 3110209230bSgjelinek mutex_exit(&project_hash_lock); 3120209230bSgjelinek } 3137c478bd9Sstevel@tonic-gate return (p); 3147c478bd9Sstevel@tonic-gate } 3157c478bd9Sstevel@tonic-gate 3167c478bd9Sstevel@tonic-gate /* 3177c478bd9Sstevel@tonic-gate * void project_rele(kproject_t *) 3187c478bd9Sstevel@tonic-gate * 3197c478bd9Sstevel@tonic-gate * Overview 3207c478bd9Sstevel@tonic-gate * Advertise that one external reference to this project is no longer needed. 3217c478bd9Sstevel@tonic-gate * 3227c478bd9Sstevel@tonic-gate * Return values 3237c478bd9Sstevel@tonic-gate * None. 3247c478bd9Sstevel@tonic-gate * 3257c478bd9Sstevel@tonic-gate * Caller's context 3267c478bd9Sstevel@tonic-gate * No restriction on context. 3277c478bd9Sstevel@tonic-gate */ 3287c478bd9Sstevel@tonic-gate void 3297c478bd9Sstevel@tonic-gate project_rele(kproject_t *p) 3307c478bd9Sstevel@tonic-gate { 3317c478bd9Sstevel@tonic-gate mutex_enter(&project_hash_lock); 3327c478bd9Sstevel@tonic-gate ASSERT(p->kpj_count != 0); 3337c478bd9Sstevel@tonic-gate p->kpj_count--; 3347c478bd9Sstevel@tonic-gate if (p->kpj_count == 0) { 3357c478bd9Sstevel@tonic-gate 3367c478bd9Sstevel@tonic-gate /* 3377c478bd9Sstevel@tonic-gate * Remove project from global list. 3387c478bd9Sstevel@tonic-gate */ 3397c478bd9Sstevel@tonic-gate mutex_enter(&projects_list_lock); 3407c478bd9Sstevel@tonic-gate p->kpj_next->kpj_prev = p->kpj_prev; 3417c478bd9Sstevel@tonic-gate p->kpj_prev->kpj_next = p->kpj_next; 3427c478bd9Sstevel@tonic-gate if (projects_list == p) 3437c478bd9Sstevel@tonic-gate projects_list = p->kpj_next; 3447c478bd9Sstevel@tonic-gate mutex_exit(&projects_list_lock); 3457c478bd9Sstevel@tonic-gate 3467c478bd9Sstevel@tonic-gate rctl_set_free(p->kpj_rctls); 3470209230bSgjelinek project_kstat_delete(p); 3487c478bd9Sstevel@tonic-gate 3497c478bd9Sstevel@tonic-gate if (mod_hash_destroy(projects_hash, (mod_hash_key_t)p)) 3507c478bd9Sstevel@tonic-gate panic("unable to delete project %d zone %d", p->kpj_id, 3517c478bd9Sstevel@tonic-gate p->kpj_zoneid); 3527c478bd9Sstevel@tonic-gate 3537c478bd9Sstevel@tonic-gate } 3547c478bd9Sstevel@tonic-gate mutex_exit(&project_hash_lock); 3557c478bd9Sstevel@tonic-gate } 3567c478bd9Sstevel@tonic-gate 3577c478bd9Sstevel@tonic-gate /* 3587c478bd9Sstevel@tonic-gate * int project_walk_all(zoneid_t, int (*)(kproject_t *, void *), void *) 3597c478bd9Sstevel@tonic-gate * 3607c478bd9Sstevel@tonic-gate * Overview 3617c478bd9Sstevel@tonic-gate * Walk the project list for the given zoneid with a callback. 3627c478bd9Sstevel@tonic-gate * 3637c478bd9Sstevel@tonic-gate * Return values 3647c478bd9Sstevel@tonic-gate * -1 for an invalid walk, number of projects visited otherwise. 3657c478bd9Sstevel@tonic-gate * 3667c478bd9Sstevel@tonic-gate * Caller's context 3677c478bd9Sstevel@tonic-gate * projects_list_lock must not be held, as it is acquired by 3687c478bd9Sstevel@tonic-gate * project_walk_all(). Accordingly, callbacks may not perform KM_SLEEP 3697c478bd9Sstevel@tonic-gate * allocations. 3707c478bd9Sstevel@tonic-gate */ 3717c478bd9Sstevel@tonic-gate int 3727c478bd9Sstevel@tonic-gate project_walk_all(zoneid_t zoneid, int (*cb)(kproject_t *, void *), 3737c478bd9Sstevel@tonic-gate void *walk_data) 3747c478bd9Sstevel@tonic-gate { 3757c478bd9Sstevel@tonic-gate int cnt = 0; 3767c478bd9Sstevel@tonic-gate kproject_t *kp = proj0p; 3777c478bd9Sstevel@tonic-gate 3787c478bd9Sstevel@tonic-gate mutex_enter(&projects_list_lock); 3797c478bd9Sstevel@tonic-gate do { 3807c478bd9Sstevel@tonic-gate if (zoneid != ALL_ZONES && kp->kpj_zoneid != zoneid) 3817c478bd9Sstevel@tonic-gate continue; 3827c478bd9Sstevel@tonic-gate if (cb(kp, walk_data) == -1) { 3837c478bd9Sstevel@tonic-gate cnt = -1; 3847c478bd9Sstevel@tonic-gate break; 3857c478bd9Sstevel@tonic-gate } else { 3867c478bd9Sstevel@tonic-gate cnt++; 3877c478bd9Sstevel@tonic-gate } 3887c478bd9Sstevel@tonic-gate } while ((kp = kp->kpj_next) != proj0p); 3897c478bd9Sstevel@tonic-gate mutex_exit(&projects_list_lock); 3907c478bd9Sstevel@tonic-gate return (cnt); 3917c478bd9Sstevel@tonic-gate } 3927c478bd9Sstevel@tonic-gate 3937c478bd9Sstevel@tonic-gate /* 3947c478bd9Sstevel@tonic-gate * projid_t curprojid(void) 3957c478bd9Sstevel@tonic-gate * 3967c478bd9Sstevel@tonic-gate * Overview 3977c478bd9Sstevel@tonic-gate * Return project ID of the current thread 3987c478bd9Sstevel@tonic-gate * 3997c478bd9Sstevel@tonic-gate * Caller's context 4007c478bd9Sstevel@tonic-gate * No restrictions. 4017c478bd9Sstevel@tonic-gate */ 4027c478bd9Sstevel@tonic-gate projid_t 4037c478bd9Sstevel@tonic-gate curprojid() 4047c478bd9Sstevel@tonic-gate { 4057c478bd9Sstevel@tonic-gate return (ttoproj(curthread)->kpj_id); 4067c478bd9Sstevel@tonic-gate } 4077c478bd9Sstevel@tonic-gate 4087c478bd9Sstevel@tonic-gate /* 4097c478bd9Sstevel@tonic-gate * project.cpu-shares resource control support. 4107c478bd9Sstevel@tonic-gate */ 4117c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 4127c478bd9Sstevel@tonic-gate static rctl_qty_t 4137c478bd9Sstevel@tonic-gate project_cpu_shares_usage(rctl_t *rctl, struct proc *p) 4147c478bd9Sstevel@tonic-gate { 4157c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 4167c478bd9Sstevel@tonic-gate return (p->p_task->tk_proj->kpj_shares); 4177c478bd9Sstevel@tonic-gate } 4187c478bd9Sstevel@tonic-gate 4197c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 4207c478bd9Sstevel@tonic-gate static int 4217c478bd9Sstevel@tonic-gate project_cpu_shares_set(rctl_t *rctl, struct proc *p, rctl_entity_p_t *e, 4227c478bd9Sstevel@tonic-gate rctl_qty_t nv) 4237c478bd9Sstevel@tonic-gate { 4247c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 4257c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 4267c478bd9Sstevel@tonic-gate if (e->rcep_p.proj == NULL) 4277c478bd9Sstevel@tonic-gate return (0); 4287c478bd9Sstevel@tonic-gate 4297c478bd9Sstevel@tonic-gate e->rcep_p.proj->kpj_shares = nv; 4307c478bd9Sstevel@tonic-gate 4317c478bd9Sstevel@tonic-gate return (0); 4327c478bd9Sstevel@tonic-gate } 4337c478bd9Sstevel@tonic-gate 4347c478bd9Sstevel@tonic-gate 4357c478bd9Sstevel@tonic-gate static rctl_ops_t project_cpu_shares_ops = { 4367c478bd9Sstevel@tonic-gate rcop_no_action, 4377c478bd9Sstevel@tonic-gate project_cpu_shares_usage, 4387c478bd9Sstevel@tonic-gate project_cpu_shares_set, 4397c478bd9Sstevel@tonic-gate rcop_no_test 4407c478bd9Sstevel@tonic-gate }; 4417c478bd9Sstevel@tonic-gate 4427c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 4437c478bd9Sstevel@tonic-gate static rctl_qty_t 4447c478bd9Sstevel@tonic-gate project_lwps_usage(rctl_t *r, proc_t *p) 4457c478bd9Sstevel@tonic-gate { 4467c478bd9Sstevel@tonic-gate kproject_t *pj; 4477c478bd9Sstevel@tonic-gate rctl_qty_t nlwps; 4487c478bd9Sstevel@tonic-gate 4497c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 4507c478bd9Sstevel@tonic-gate pj = p->p_task->tk_proj; 4517c478bd9Sstevel@tonic-gate mutex_enter(&p->p_zone->zone_nlwps_lock); 4527c478bd9Sstevel@tonic-gate nlwps = pj->kpj_nlwps; 4537c478bd9Sstevel@tonic-gate mutex_exit(&p->p_zone->zone_nlwps_lock); 4547c478bd9Sstevel@tonic-gate 4557c478bd9Sstevel@tonic-gate return (nlwps); 4567c478bd9Sstevel@tonic-gate } 4577c478bd9Sstevel@tonic-gate 4587c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 4597c478bd9Sstevel@tonic-gate static int 4607c478bd9Sstevel@tonic-gate project_lwps_test(rctl_t *r, proc_t *p, rctl_entity_p_t *e, rctl_val_t *rcntl, 4617c478bd9Sstevel@tonic-gate rctl_qty_t incr, uint_t flags) 4627c478bd9Sstevel@tonic-gate { 4637c478bd9Sstevel@tonic-gate rctl_qty_t nlwps; 4647c478bd9Sstevel@tonic-gate 4657c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 466c6939658Ssl108498 ASSERT(MUTEX_HELD(&p->p_zone->zone_nlwps_lock)); 4677c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 4687c478bd9Sstevel@tonic-gate if (e->rcep_p.proj == NULL) 4697c478bd9Sstevel@tonic-gate return (0); 4707c478bd9Sstevel@tonic-gate 4717c478bd9Sstevel@tonic-gate nlwps = e->rcep_p.proj->kpj_nlwps; 4727c478bd9Sstevel@tonic-gate if (nlwps + incr > rcntl->rcv_value) 4737c478bd9Sstevel@tonic-gate return (1); 4747c478bd9Sstevel@tonic-gate 4757c478bd9Sstevel@tonic-gate return (0); 4767c478bd9Sstevel@tonic-gate } 4777c478bd9Sstevel@tonic-gate 4787c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 4797c478bd9Sstevel@tonic-gate static int 4807c478bd9Sstevel@tonic-gate project_lwps_set(rctl_t *rctl, struct proc *p, rctl_entity_p_t *e, 4817c478bd9Sstevel@tonic-gate rctl_qty_t nv) { 4827c478bd9Sstevel@tonic-gate 4837c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 4847c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 4857c478bd9Sstevel@tonic-gate if (e->rcep_p.proj == NULL) 4867c478bd9Sstevel@tonic-gate return (0); 4877c478bd9Sstevel@tonic-gate 4887c478bd9Sstevel@tonic-gate e->rcep_p.proj->kpj_nlwps_ctl = nv; 4897c478bd9Sstevel@tonic-gate return (0); 4907c478bd9Sstevel@tonic-gate } 4917c478bd9Sstevel@tonic-gate 4927c478bd9Sstevel@tonic-gate static rctl_ops_t project_lwps_ops = { 4937c478bd9Sstevel@tonic-gate rcop_no_action, 4947c478bd9Sstevel@tonic-gate project_lwps_usage, 4957c478bd9Sstevel@tonic-gate project_lwps_set, 4967c478bd9Sstevel@tonic-gate project_lwps_test, 4977c478bd9Sstevel@tonic-gate }; 4987c478bd9Sstevel@tonic-gate 4997c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 5007c478bd9Sstevel@tonic-gate static rctl_qty_t 5017c478bd9Sstevel@tonic-gate project_ntasks_usage(rctl_t *r, proc_t *p) 5027c478bd9Sstevel@tonic-gate { 5037c478bd9Sstevel@tonic-gate kproject_t *pj; 5047c478bd9Sstevel@tonic-gate rctl_qty_t ntasks; 5057c478bd9Sstevel@tonic-gate 5067c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 5077c478bd9Sstevel@tonic-gate pj = p->p_task->tk_proj; 5087c478bd9Sstevel@tonic-gate mutex_enter(&p->p_zone->zone_nlwps_lock); 5097c478bd9Sstevel@tonic-gate ntasks = pj->kpj_ntasks; 5107c478bd9Sstevel@tonic-gate mutex_exit(&p->p_zone->zone_nlwps_lock); 5117c478bd9Sstevel@tonic-gate 5127c478bd9Sstevel@tonic-gate return (ntasks); 5137c478bd9Sstevel@tonic-gate } 5147c478bd9Sstevel@tonic-gate 5157c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 5167c478bd9Sstevel@tonic-gate static int 5177c478bd9Sstevel@tonic-gate project_ntasks_test(rctl_t *r, proc_t *p, rctl_entity_p_t *e, rctl_val_t *rcntl, 5187c478bd9Sstevel@tonic-gate rctl_qty_t incr, uint_t flags) 5197c478bd9Sstevel@tonic-gate { 5207c478bd9Sstevel@tonic-gate rctl_qty_t ntasks; 5217c478bd9Sstevel@tonic-gate 5227c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 5237c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 5247c478bd9Sstevel@tonic-gate ntasks = e->rcep_p.proj->kpj_ntasks; 5257c478bd9Sstevel@tonic-gate if (ntasks + incr > rcntl->rcv_value) 5267c478bd9Sstevel@tonic-gate return (1); 5277c478bd9Sstevel@tonic-gate 5287c478bd9Sstevel@tonic-gate return (0); 5297c478bd9Sstevel@tonic-gate } 5307c478bd9Sstevel@tonic-gate 5317c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 5327c478bd9Sstevel@tonic-gate static int 5337c478bd9Sstevel@tonic-gate project_ntasks_set(rctl_t *rctl, struct proc *p, rctl_entity_p_t *e, 5347c478bd9Sstevel@tonic-gate rctl_qty_t nv) { 5357c478bd9Sstevel@tonic-gate 5367c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 5377c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 5387c478bd9Sstevel@tonic-gate e->rcep_p.proj->kpj_ntasks_ctl = nv; 5397c478bd9Sstevel@tonic-gate return (0); 5407c478bd9Sstevel@tonic-gate } 5417c478bd9Sstevel@tonic-gate 5427c478bd9Sstevel@tonic-gate static rctl_ops_t project_tasks_ops = { 5437c478bd9Sstevel@tonic-gate rcop_no_action, 5447c478bd9Sstevel@tonic-gate project_ntasks_usage, 5457c478bd9Sstevel@tonic-gate project_ntasks_set, 5467c478bd9Sstevel@tonic-gate project_ntasks_test, 5477c478bd9Sstevel@tonic-gate }; 5487c478bd9Sstevel@tonic-gate 5497c478bd9Sstevel@tonic-gate /* 5507c478bd9Sstevel@tonic-gate * project.max-shm-memory resource control support. 5517c478bd9Sstevel@tonic-gate */ 5527c478bd9Sstevel@tonic-gate 5537c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 5547c478bd9Sstevel@tonic-gate static int 5557c478bd9Sstevel@tonic-gate project_shmmax_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 5567c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 5577c478bd9Sstevel@tonic-gate { 5587c478bd9Sstevel@tonic-gate rctl_qty_t v; 5597c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 5607c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 5617c478bd9Sstevel@tonic-gate v = e->rcep_p.proj->kpj_data.kpd_shmmax + inc; 5627c478bd9Sstevel@tonic-gate if (v > rval->rcv_value) 5637c478bd9Sstevel@tonic-gate return (1); 5647c478bd9Sstevel@tonic-gate 5657c478bd9Sstevel@tonic-gate return (0); 5667c478bd9Sstevel@tonic-gate } 5677c478bd9Sstevel@tonic-gate 5687c478bd9Sstevel@tonic-gate static rctl_ops_t project_shmmax_ops = { 5697c478bd9Sstevel@tonic-gate rcop_no_action, 5707c478bd9Sstevel@tonic-gate rcop_no_usage, 5717c478bd9Sstevel@tonic-gate rcop_no_set, 5727c478bd9Sstevel@tonic-gate project_shmmax_test 5737c478bd9Sstevel@tonic-gate }; 5747c478bd9Sstevel@tonic-gate 5757c478bd9Sstevel@tonic-gate /* 5767c478bd9Sstevel@tonic-gate * project.max-shm-ids resource control support. 5777c478bd9Sstevel@tonic-gate */ 5787c478bd9Sstevel@tonic-gate 5797c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 5807c478bd9Sstevel@tonic-gate static int 5817c478bd9Sstevel@tonic-gate project_shmmni_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 5827c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 5837c478bd9Sstevel@tonic-gate { 5847c478bd9Sstevel@tonic-gate rctl_qty_t v; 5857c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 5867c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 587824c205fSml93401 v = e->rcep_p.proj->kpj_data.kpd_ipc.ipcq_shmmni + inc; 5887c478bd9Sstevel@tonic-gate if (v > rval->rcv_value) 5897c478bd9Sstevel@tonic-gate return (1); 5907c478bd9Sstevel@tonic-gate 5917c478bd9Sstevel@tonic-gate return (0); 5927c478bd9Sstevel@tonic-gate } 5937c478bd9Sstevel@tonic-gate 5947c478bd9Sstevel@tonic-gate static rctl_ops_t project_shmmni_ops = { 5957c478bd9Sstevel@tonic-gate rcop_no_action, 5967c478bd9Sstevel@tonic-gate rcop_no_usage, 5977c478bd9Sstevel@tonic-gate rcop_no_set, 5987c478bd9Sstevel@tonic-gate project_shmmni_test 5997c478bd9Sstevel@tonic-gate }; 6007c478bd9Sstevel@tonic-gate 6017c478bd9Sstevel@tonic-gate /* 6027c478bd9Sstevel@tonic-gate * project.max-sem-ids resource control support. 6037c478bd9Sstevel@tonic-gate */ 6047c478bd9Sstevel@tonic-gate 6057c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 6067c478bd9Sstevel@tonic-gate static int 6077c478bd9Sstevel@tonic-gate project_semmni_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 6087c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 6097c478bd9Sstevel@tonic-gate { 6107c478bd9Sstevel@tonic-gate rctl_qty_t v; 6117c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 6127c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 613824c205fSml93401 v = e->rcep_p.proj->kpj_data.kpd_ipc.ipcq_semmni + inc; 6147c478bd9Sstevel@tonic-gate if (v > rval->rcv_value) 6157c478bd9Sstevel@tonic-gate return (1); 6167c478bd9Sstevel@tonic-gate 6177c478bd9Sstevel@tonic-gate return (0); 6187c478bd9Sstevel@tonic-gate } 6197c478bd9Sstevel@tonic-gate 6207c478bd9Sstevel@tonic-gate static rctl_ops_t project_semmni_ops = { 6217c478bd9Sstevel@tonic-gate rcop_no_action, 6227c478bd9Sstevel@tonic-gate rcop_no_usage, 6237c478bd9Sstevel@tonic-gate rcop_no_set, 6247c478bd9Sstevel@tonic-gate project_semmni_test 6257c478bd9Sstevel@tonic-gate }; 6267c478bd9Sstevel@tonic-gate 6277c478bd9Sstevel@tonic-gate /* 6287c478bd9Sstevel@tonic-gate * project.max-msg-ids resource control support. 6297c478bd9Sstevel@tonic-gate */ 6307c478bd9Sstevel@tonic-gate 6317c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 6327c478bd9Sstevel@tonic-gate static int 6337c478bd9Sstevel@tonic-gate project_msgmni_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 6347c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 6357c478bd9Sstevel@tonic-gate { 6367c478bd9Sstevel@tonic-gate rctl_qty_t v; 6377c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 6387c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 639824c205fSml93401 v = e->rcep_p.proj->kpj_data.kpd_ipc.ipcq_msgmni + inc; 6407c478bd9Sstevel@tonic-gate if (v > rval->rcv_value) 6417c478bd9Sstevel@tonic-gate return (1); 6427c478bd9Sstevel@tonic-gate 6437c478bd9Sstevel@tonic-gate return (0); 6447c478bd9Sstevel@tonic-gate } 6457c478bd9Sstevel@tonic-gate 6467c478bd9Sstevel@tonic-gate static rctl_ops_t project_msgmni_ops = { 6477c478bd9Sstevel@tonic-gate rcop_no_action, 6487c478bd9Sstevel@tonic-gate rcop_no_usage, 6497c478bd9Sstevel@tonic-gate rcop_no_set, 6507c478bd9Sstevel@tonic-gate project_msgmni_test 6517c478bd9Sstevel@tonic-gate }; 6527c478bd9Sstevel@tonic-gate 653c6939658Ssl108498 /*ARGSUSED*/ 654c6939658Ssl108498 static rctl_qty_t 655c6939658Ssl108498 project_locked_mem_usage(rctl_t *rctl, struct proc *p) 656c6939658Ssl108498 { 657c6939658Ssl108498 rctl_qty_t q; 658c6939658Ssl108498 ASSERT(MUTEX_HELD(&p->p_lock)); 6590209230bSgjelinek mutex_enter(&p->p_zone->zone_mem_lock); 660c6939658Ssl108498 q = p->p_task->tk_proj->kpj_data.kpd_locked_mem; 6610209230bSgjelinek mutex_exit(&p->p_zone->zone_mem_lock); 662c6939658Ssl108498 return (q); 663c6939658Ssl108498 } 6647c478bd9Sstevel@tonic-gate 6657c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 6667c478bd9Sstevel@tonic-gate static int 667c6939658Ssl108498 project_locked_mem_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 6687c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 6697c478bd9Sstevel@tonic-gate { 670c6939658Ssl108498 rctl_qty_t q; 6717c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 6720209230bSgjelinek ASSERT(MUTEX_HELD(&p->p_zone->zone_mem_lock)); 673c6939658Ssl108498 q = p->p_task->tk_proj->kpj_data.kpd_locked_mem; 674c6939658Ssl108498 if (q + inc > rval->rcv_value) 6757c478bd9Sstevel@tonic-gate return (1); 6767c478bd9Sstevel@tonic-gate return (0); 6777c478bd9Sstevel@tonic-gate } 6787c478bd9Sstevel@tonic-gate 679c6939658Ssl108498 /*ARGSUSED*/ 680c6939658Ssl108498 static int 681c6939658Ssl108498 project_locked_mem_set(rctl_t *rctl, struct proc *p, rctl_entity_p_t *e, 682c6939658Ssl108498 rctl_qty_t nv) { 683c6939658Ssl108498 684c6939658Ssl108498 ASSERT(MUTEX_HELD(&p->p_lock)); 685c6939658Ssl108498 ASSERT(e->rcep_t == RCENTITY_PROJECT); 686c6939658Ssl108498 if (e->rcep_p.proj == NULL) 687c6939658Ssl108498 return (0); 688c6939658Ssl108498 689c6939658Ssl108498 e->rcep_p.proj->kpj_data.kpd_locked_mem_ctl = nv; 690c6939658Ssl108498 return (0); 691c6939658Ssl108498 } 692c6939658Ssl108498 693c6939658Ssl108498 static rctl_ops_t project_locked_mem_ops = { 6947c478bd9Sstevel@tonic-gate rcop_no_action, 695c6939658Ssl108498 project_locked_mem_usage, 696c6939658Ssl108498 project_locked_mem_set, 697c6939658Ssl108498 project_locked_mem_test 6987c478bd9Sstevel@tonic-gate }; 6997c478bd9Sstevel@tonic-gate 7007c478bd9Sstevel@tonic-gate /* 7017c478bd9Sstevel@tonic-gate * project.max-contracts resource control support. 7027c478bd9Sstevel@tonic-gate */ 7037c478bd9Sstevel@tonic-gate 7047c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 7057c478bd9Sstevel@tonic-gate static int 7067c478bd9Sstevel@tonic-gate project_contract_test(struct rctl *rctl, struct proc *p, rctl_entity_p_t *e, 7077c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t inc, uint_t flags) 7087c478bd9Sstevel@tonic-gate { 7097c478bd9Sstevel@tonic-gate rctl_qty_t v; 7107c478bd9Sstevel@tonic-gate 7117c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 7127c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 7137c478bd9Sstevel@tonic-gate 7147c478bd9Sstevel@tonic-gate v = e->rcep_p.proj->kpj_data.kpd_contract + inc; 7157c478bd9Sstevel@tonic-gate 7167c478bd9Sstevel@tonic-gate if ((p->p_task != NULL) && (p->p_task->tk_proj) != NULL && 7177c478bd9Sstevel@tonic-gate (v > rval->rcv_value)) 7187c478bd9Sstevel@tonic-gate return (1); 7197c478bd9Sstevel@tonic-gate 7207c478bd9Sstevel@tonic-gate return (0); 7217c478bd9Sstevel@tonic-gate } 7227c478bd9Sstevel@tonic-gate 7237c478bd9Sstevel@tonic-gate static rctl_ops_t project_contract_ops = { 7247c478bd9Sstevel@tonic-gate rcop_no_action, 7257c478bd9Sstevel@tonic-gate rcop_no_usage, 7267c478bd9Sstevel@tonic-gate rcop_no_set, 7277c478bd9Sstevel@tonic-gate project_contract_test 7287c478bd9Sstevel@tonic-gate }; 7297c478bd9Sstevel@tonic-gate 7307c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 731db1cde31Skrishna static rctl_qty_t 732db1cde31Skrishna project_crypto_usage(rctl_t *r, proc_t *p) 733db1cde31Skrishna { 734db1cde31Skrishna ASSERT(MUTEX_HELD(&p->p_lock)); 735db1cde31Skrishna return (p->p_task->tk_proj->kpj_data.kpd_crypto_mem); 736db1cde31Skrishna } 737db1cde31Skrishna 738db1cde31Skrishna /*ARGSUSED*/ 739db1cde31Skrishna static int 740db1cde31Skrishna project_crypto_set(rctl_t *r, proc_t *p, rctl_entity_p_t *e, 741db1cde31Skrishna rctl_qty_t nv) 742db1cde31Skrishna { 743db1cde31Skrishna ASSERT(MUTEX_HELD(&p->p_lock)); 744db1cde31Skrishna ASSERT(e->rcep_t == RCENTITY_PROJECT); 745db1cde31Skrishna if (e->rcep_p.proj == NULL) 746db1cde31Skrishna return (0); 747db1cde31Skrishna 748db1cde31Skrishna e->rcep_p.proj->kpj_data.kpd_crypto_mem_ctl = nv; 749db1cde31Skrishna return (0); 750db1cde31Skrishna } 751db1cde31Skrishna 752db1cde31Skrishna /*ARGSUSED*/ 7537c478bd9Sstevel@tonic-gate static int 7547c478bd9Sstevel@tonic-gate project_crypto_test(rctl_t *r, proc_t *p, rctl_entity_p_t *e, 7557c478bd9Sstevel@tonic-gate rctl_val_t *rval, rctl_qty_t incr, uint_t flags) 7567c478bd9Sstevel@tonic-gate { 7577c478bd9Sstevel@tonic-gate rctl_qty_t v; 7587c478bd9Sstevel@tonic-gate ASSERT(MUTEX_HELD(&p->p_lock)); 7597c478bd9Sstevel@tonic-gate ASSERT(e->rcep_t == RCENTITY_PROJECT); 7607c478bd9Sstevel@tonic-gate v = e->rcep_p.proj->kpj_data.kpd_crypto_mem + incr; 7617c478bd9Sstevel@tonic-gate if (v > rval->rcv_value) 7627c478bd9Sstevel@tonic-gate return (1); 7637c478bd9Sstevel@tonic-gate return (0); 7647c478bd9Sstevel@tonic-gate } 7657c478bd9Sstevel@tonic-gate 7667c478bd9Sstevel@tonic-gate static rctl_ops_t project_crypto_mem_ops = { 7677c478bd9Sstevel@tonic-gate rcop_no_action, 768db1cde31Skrishna project_crypto_usage, 769db1cde31Skrishna project_crypto_set, 7707c478bd9Sstevel@tonic-gate project_crypto_test 7717c478bd9Sstevel@tonic-gate }; 7727c478bd9Sstevel@tonic-gate 7737c478bd9Sstevel@tonic-gate /* 7747c478bd9Sstevel@tonic-gate * void project_init(void) 7757c478bd9Sstevel@tonic-gate * 7767c478bd9Sstevel@tonic-gate * Overview 7777c478bd9Sstevel@tonic-gate * Initialize the project subsystem, including the primordial project 0 entry. 7787c478bd9Sstevel@tonic-gate * Register generic project resource controls, if any. 7797c478bd9Sstevel@tonic-gate * 7807c478bd9Sstevel@tonic-gate * Return values 7817c478bd9Sstevel@tonic-gate * None. 7827c478bd9Sstevel@tonic-gate * 7837c478bd9Sstevel@tonic-gate * Caller's context 7847c478bd9Sstevel@tonic-gate * Safe for KM_SLEEP allocations. 7857c478bd9Sstevel@tonic-gate */ 7867c478bd9Sstevel@tonic-gate void 7877c478bd9Sstevel@tonic-gate project_init(void) 7887c478bd9Sstevel@tonic-gate { 7897c478bd9Sstevel@tonic-gate rctl_qty_t shmmni, shmmax, qty; 7907c478bd9Sstevel@tonic-gate boolean_t check; 7917c478bd9Sstevel@tonic-gate 7927c478bd9Sstevel@tonic-gate projects_hash = mod_hash_create_extended("projects_hash", 7937c478bd9Sstevel@tonic-gate project_hash_size, mod_hash_null_keydtor, project_hash_val_dtor, 7947c478bd9Sstevel@tonic-gate project_hash_by_id, 7957c478bd9Sstevel@tonic-gate (void *)(uintptr_t)mod_hash_iddata_gen(project_hash_size), 7967c478bd9Sstevel@tonic-gate project_hash_key_cmp, KM_SLEEP); 7977c478bd9Sstevel@tonic-gate 7987c478bd9Sstevel@tonic-gate rc_project_cpu_shares = rctl_register("project.cpu-shares", 7997c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_SIGNAL_NEVER | 8007c478bd9Sstevel@tonic-gate RCTL_GLOBAL_DENY_NEVER | RCTL_GLOBAL_NOBASIC | 80119f92332Sml93401 RCTL_GLOBAL_COUNT | RCTL_GLOBAL_SYSLOG_NEVER, 80219f92332Sml93401 FSS_MAXSHARES, FSS_MAXSHARES, 8037c478bd9Sstevel@tonic-gate &project_cpu_shares_ops); 8047c478bd9Sstevel@tonic-gate rctl_add_default_limit("project.cpu-shares", 1, RCPRIV_PRIVILEGED, 8057c478bd9Sstevel@tonic-gate RCTL_LOCAL_NOACTION); 8067c478bd9Sstevel@tonic-gate 8077c478bd9Sstevel@tonic-gate rc_project_nlwps = rctl_register("project.max-lwps", RCENTITY_PROJECT, 8087c478bd9Sstevel@tonic-gate RCTL_GLOBAL_NOACTION | RCTL_GLOBAL_NOBASIC | RCTL_GLOBAL_COUNT, 8097c478bd9Sstevel@tonic-gate INT_MAX, INT_MAX, &project_lwps_ops); 8107c478bd9Sstevel@tonic-gate 8117c478bd9Sstevel@tonic-gate rc_project_ntasks = rctl_register("project.max-tasks", RCENTITY_PROJECT, 8127c478bd9Sstevel@tonic-gate RCTL_GLOBAL_NOACTION | RCTL_GLOBAL_NOBASIC | RCTL_GLOBAL_COUNT, 8137c478bd9Sstevel@tonic-gate INT_MAX, INT_MAX, &project_tasks_ops); 8147c478bd9Sstevel@tonic-gate 8157c478bd9Sstevel@tonic-gate /* 8167c478bd9Sstevel@tonic-gate * This rctl handle is used by /dev/crypto. It is here rather than 8177c478bd9Sstevel@tonic-gate * in misc/kcf or the drv/crypto module because resource controls 8187c478bd9Sstevel@tonic-gate * currently don't allow modules to be unloaded, and the control 8197c478bd9Sstevel@tonic-gate * must be registered before init starts. 8207c478bd9Sstevel@tonic-gate */ 8217c478bd9Sstevel@tonic-gate rc_project_crypto_mem = rctl_register("project.max-crypto-memory", 8227c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8237c478bd9Sstevel@tonic-gate RCTL_GLOBAL_BYTES, UINT64_MAX, UINT64_MAX, 8247c478bd9Sstevel@tonic-gate &project_crypto_mem_ops); 8257c478bd9Sstevel@tonic-gate 8267c478bd9Sstevel@tonic-gate /* 8277c478bd9Sstevel@tonic-gate * Default to a quarter of the machine's memory 8287c478bd9Sstevel@tonic-gate */ 8297c478bd9Sstevel@tonic-gate qty = availrmem_initial << (PAGESHIFT - 2); 8307c478bd9Sstevel@tonic-gate rctl_add_default_limit("project.max-crypto-memory", qty, 8317c478bd9Sstevel@tonic-gate RCPRIV_PRIVILEGED, RCTL_LOCAL_DENY); 8327c478bd9Sstevel@tonic-gate 8337c478bd9Sstevel@tonic-gate /* 8347c478bd9Sstevel@tonic-gate * System V IPC resource controls 8357c478bd9Sstevel@tonic-gate */ 8367c478bd9Sstevel@tonic-gate rc_project_semmni = rctl_register("project.max-sem-ids", 8377c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8387c478bd9Sstevel@tonic-gate RCTL_GLOBAL_COUNT, IPC_IDS_MAX, IPC_IDS_MAX, &project_semmni_ops); 8397c478bd9Sstevel@tonic-gate rctl_add_legacy_limit("project.max-sem-ids", "semsys", 8407c478bd9Sstevel@tonic-gate "seminfo_semmni", 128, IPC_IDS_MAX); 8417c478bd9Sstevel@tonic-gate 8427c478bd9Sstevel@tonic-gate rc_project_msgmni = rctl_register("project.max-msg-ids", 8437c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8447c478bd9Sstevel@tonic-gate RCTL_GLOBAL_COUNT, IPC_IDS_MAX, IPC_IDS_MAX, &project_msgmni_ops); 8457c478bd9Sstevel@tonic-gate rctl_add_legacy_limit("project.max-msg-ids", "msgsys", 8467c478bd9Sstevel@tonic-gate "msginfo_msgmni", 128, IPC_IDS_MAX); 8477c478bd9Sstevel@tonic-gate 8487c478bd9Sstevel@tonic-gate rc_project_shmmni = rctl_register("project.max-shm-ids", 8497c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8507c478bd9Sstevel@tonic-gate RCTL_GLOBAL_COUNT, IPC_IDS_MAX, IPC_IDS_MAX, &project_shmmni_ops); 8517c478bd9Sstevel@tonic-gate rctl_add_legacy_limit("project.max-shm-ids", "shmsys", 8527c478bd9Sstevel@tonic-gate "shminfo_shmmni", 128, IPC_IDS_MAX); 8537c478bd9Sstevel@tonic-gate 8547c478bd9Sstevel@tonic-gate rc_project_shmmax = rctl_register("project.max-shm-memory", 8557c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8567c478bd9Sstevel@tonic-gate RCTL_GLOBAL_BYTES, UINT64_MAX, UINT64_MAX, &project_shmmax_ops); 8577c478bd9Sstevel@tonic-gate 8587c478bd9Sstevel@tonic-gate check = B_FALSE; 8597c478bd9Sstevel@tonic-gate if (!mod_sysvar("shmsys", "shminfo_shmmni", &shmmni)) 8607c478bd9Sstevel@tonic-gate shmmni = 100; 8617c478bd9Sstevel@tonic-gate else 8627c478bd9Sstevel@tonic-gate check = B_TRUE; 8637c478bd9Sstevel@tonic-gate if (!mod_sysvar("shmsys", "shminfo_shmmax", &shmmax)) 8647c478bd9Sstevel@tonic-gate shmmax = 0x800000; 8657c478bd9Sstevel@tonic-gate else 8667c478bd9Sstevel@tonic-gate check = B_TRUE; 8677c478bd9Sstevel@tonic-gate 8687c478bd9Sstevel@tonic-gate /* 8697c478bd9Sstevel@tonic-gate * Default to a quarter of the machine's memory 8707c478bd9Sstevel@tonic-gate */ 8717c478bd9Sstevel@tonic-gate qty = availrmem_initial << (PAGESHIFT - 2); 8727c478bd9Sstevel@tonic-gate if (check) { 8737c478bd9Sstevel@tonic-gate if ((shmmax > 0) && (UINT64_MAX / shmmax <= shmmni)) 8747c478bd9Sstevel@tonic-gate qty = UINT64_MAX; 8757c478bd9Sstevel@tonic-gate else if (shmmni * shmmax > qty) 8767c478bd9Sstevel@tonic-gate qty = shmmni * shmmax; 8777c478bd9Sstevel@tonic-gate } 8787c478bd9Sstevel@tonic-gate rctl_add_default_limit("project.max-shm-memory", qty, 8797c478bd9Sstevel@tonic-gate RCPRIV_PRIVILEGED, RCTL_LOCAL_DENY); 8807c478bd9Sstevel@tonic-gate 8817c478bd9Sstevel@tonic-gate /* 8827c478bd9Sstevel@tonic-gate * Event Ports resource controls 8837c478bd9Sstevel@tonic-gate */ 8847c478bd9Sstevel@tonic-gate 8857c478bd9Sstevel@tonic-gate rc_project_portids = rctl_register("project.max-port-ids", 8867c478bd9Sstevel@tonic-gate RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 8877c478bd9Sstevel@tonic-gate RCTL_GLOBAL_COUNT, PORT_MAX_PORTS, PORT_MAX_PORTS, 8887c478bd9Sstevel@tonic-gate &rctl_absolute_ops); 8897c478bd9Sstevel@tonic-gate rctl_add_default_limit("project.max-port-ids", PORT_DEFAULT_PORTS, 8907c478bd9Sstevel@tonic-gate RCPRIV_PRIVILEGED, RCTL_LOCAL_DENY); 8917c478bd9Sstevel@tonic-gate 8927c478bd9Sstevel@tonic-gate /* 8937c478bd9Sstevel@tonic-gate * Resource control for locked memory 8947c478bd9Sstevel@tonic-gate */ 895c6939658Ssl108498 rc_project_locked_mem = rctl_register( 896c6939658Ssl108498 "project.max-locked-memory", RCENTITY_PROJECT, 8977c478bd9Sstevel@tonic-gate RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | RCTL_GLOBAL_BYTES, 898c6939658Ssl108498 UINT64_MAX, UINT64_MAX, &project_locked_mem_ops); 8997c478bd9Sstevel@tonic-gate 900c6939658Ssl108498 /* Default value equals that of max-shm-memory. */ 901c6939658Ssl108498 rctl_add_default_limit("project.max-locked-memory", qty, 9027c478bd9Sstevel@tonic-gate RCPRIV_PRIVILEGED, RCTL_LOCAL_DENY); 9037c478bd9Sstevel@tonic-gate 9047c478bd9Sstevel@tonic-gate /* 9057c478bd9Sstevel@tonic-gate * Per project limit on contracts. 9067c478bd9Sstevel@tonic-gate */ 9077c478bd9Sstevel@tonic-gate rc_project_contract = rctl_register("project.max-contracts", 908*532877c4Srd117015 RCENTITY_PROJECT, RCTL_GLOBAL_DENY_ALWAYS | RCTL_GLOBAL_NOBASIC | 909*532877c4Srd117015 RCTL_GLOBAL_COUNT, INT_MAX, INT_MAX, &project_contract_ops); 9107c478bd9Sstevel@tonic-gate rctl_add_default_limit("project.max-contracts", 10000, 9117c478bd9Sstevel@tonic-gate RCPRIV_PRIVILEGED, RCTL_LOCAL_DENY); 9127c478bd9Sstevel@tonic-gate 9130209230bSgjelinek t0.t_proj = proj0p = project_hold_by_id(0, &zone0, 9147c478bd9Sstevel@tonic-gate PROJECT_HOLD_INSERT); 9157c478bd9Sstevel@tonic-gate 9167c478bd9Sstevel@tonic-gate mutex_enter(&p0.p_lock); 9177c478bd9Sstevel@tonic-gate proj0p->kpj_nlwps = p0.p_lwpcnt; 9187c478bd9Sstevel@tonic-gate mutex_exit(&p0.p_lock); 9197c478bd9Sstevel@tonic-gate proj0p->kpj_ntasks = 1; 9207c478bd9Sstevel@tonic-gate } 9210209230bSgjelinek 9220209230bSgjelinek static int 9230209230bSgjelinek project_lockedmem_kstat_update(kstat_t *ksp, int rw) 9240209230bSgjelinek { 9250209230bSgjelinek kproject_t *pj = ksp->ks_private; 9260209230bSgjelinek kproject_kstat_t *kpk = ksp->ks_data; 9270209230bSgjelinek 9280209230bSgjelinek if (rw == KSTAT_WRITE) 9290209230bSgjelinek return (EACCES); 9300209230bSgjelinek 9310209230bSgjelinek kpk->kpk_usage.value.ui64 = pj->kpj_data.kpd_locked_mem; 9320209230bSgjelinek kpk->kpk_value.value.ui64 = pj->kpj_data.kpd_locked_mem_ctl; 9330209230bSgjelinek return (0); 9340209230bSgjelinek } 9350209230bSgjelinek 9360209230bSgjelinek static kstat_t * 9370209230bSgjelinek project_kstat_create(kproject_t *pj, zone_t *zone) 9380209230bSgjelinek { 9390209230bSgjelinek kstat_t *ksp; 9400209230bSgjelinek kproject_kstat_t *kpk; 9410209230bSgjelinek char *zonename = zone->zone_name; 9420209230bSgjelinek 9430209230bSgjelinek ksp = rctl_kstat_create_project(pj, "lockedmem", KSTAT_TYPE_NAMED, 9440209230bSgjelinek sizeof (kproject_kstat_t) / sizeof (kstat_named_t), 9450209230bSgjelinek KSTAT_FLAG_VIRTUAL); 9460209230bSgjelinek 9470209230bSgjelinek if (ksp == NULL) 9480209230bSgjelinek return (NULL); 9490209230bSgjelinek 9500209230bSgjelinek kpk = ksp->ks_data = kmem_alloc(sizeof (kproject_kstat_t), KM_SLEEP); 9510209230bSgjelinek ksp->ks_data_size += strlen(zonename) + 1; 9520209230bSgjelinek kstat_named_init(&kpk->kpk_zonename, "zonename", KSTAT_DATA_STRING); 9530209230bSgjelinek kstat_named_setstr(&kpk->kpk_zonename, zonename); 9540209230bSgjelinek kstat_named_init(&kpk->kpk_usage, "usage", KSTAT_DATA_UINT64); 9550209230bSgjelinek kstat_named_init(&kpk->kpk_value, "value", KSTAT_DATA_UINT64); 9560209230bSgjelinek ksp->ks_update = project_lockedmem_kstat_update; 9570209230bSgjelinek ksp->ks_private = pj; 9580209230bSgjelinek kstat_install(ksp); 9590209230bSgjelinek 9600209230bSgjelinek return (ksp); 9610209230bSgjelinek } 9620209230bSgjelinek 9630209230bSgjelinek static void 9640209230bSgjelinek project_kstat_delete(kproject_t *pj) 9650209230bSgjelinek { 9660209230bSgjelinek void *data; 9670209230bSgjelinek 9680209230bSgjelinek if (pj->kpj_data.kpd_lockedmem_kstat != NULL) { 9690209230bSgjelinek data = pj->kpj_data.kpd_lockedmem_kstat->ks_data; 9700209230bSgjelinek kstat_delete(pj->kpj_data.kpd_lockedmem_kstat); 9710209230bSgjelinek kmem_free(data, sizeof (zone_kstat_t)); 9720209230bSgjelinek } 9730209230bSgjelinek pj->kpj_data.kpd_lockedmem_kstat = NULL; 9740209230bSgjelinek } 975