1 /* $OpenBSD: nfs_debug.c,v 1.6 2014/09/14 14:17:26 jsg Exp $ */ 2 /* 3 * Copyright (c) 2009 Thordur I. Bjornsson. <thib@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 #include <sys/param.h> 18 #include <sys/systm.h> 19 #include <sys/timeout.h> 20 #include <sys/mount.h> 21 #include <sys/kernel.h> 22 #include <sys/pool.h> 23 #include <sys/vnode.h> 24 25 #include <nfs/rpcv2.h> 26 #include <nfs/nfsproto.h> 27 #include <nfs/nfs.h> 28 #include <nfs/nfsnode.h> 29 #include <nfs/nfsmount.h> 30 #include <nfs/nfs_var.h> 31 32 #include <machine/db_machdep.h> 33 #include <ddb/db_interface.h> 34 #include <ddb/db_output.h> 35 36 void 37 db_show_all_nfsreqs(db_expr_t expr, int haddr, db_expr_t count, char *modif) 38 { 39 int full = 0; 40 41 if (modif[0] == 'f') 42 full = 1; 43 44 pool_walk(&nfsreqpl, full, db_printf, nfs_request_print); 45 } 46 47 void 48 nfs_request_print(void *v, int full, int (*pr)(const char *, ...)) 49 { 50 struct nfsreq *rep = v; 51 52 (*pr)("xid 0x%x flags 0x%x rexmit %i procnum %i proc %p\n", 53 rep->r_xid, rep->r_flags, rep->r_rexmit, rep->r_procnum, 54 rep->r_procp); 55 56 if (full) { 57 (*pr)("mreq %p mrep %p md %p nfsmount %p vnode %p timer %i", 58 " rtt %i\n", 59 rep->r_mreq, rep->r_mrep, rep->r_md, rep->r_nmp, 60 rep->r_vp, rep->r_timer, rep->r_rtt); 61 } 62 } 63 64 void 65 db_show_all_nfsnodes(db_expr_t expr, int haddr, db_expr_t count, char *modif) 66 { 67 int full = 0; 68 69 if (modif[0] == 'f') 70 full = 1; 71 72 pool_walk(&nfs_node_pool, full, db_printf, nfs_node_print); 73 } 74 75 76 77 void 78 nfs_node_print(void *v, int full, int (*pr)(const char *, ...)) 79 { 80 struct nfsnode *np = v; 81 82 (*pr)("size %llu flag %i vnode %p accstamp %lld\n", 83 np->n_size, np->n_flag, np->n_vnode, (long long)np->n_accstamp); 84 85 if (full) { 86 (*pr)("pushedlo %llu pushedhi %llu pushlo %llu pushhi %llu\n", 87 np->n_pushedlo, np->n_pushedhi, np->n_pushlo, 88 np->n_pushhi); 89 (*pr)("commitflags %i\n", np->n_commitflags); 90 } 91 } 92