Line data    Source code

       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           0 : db_show_all_nfsreqs(db_expr_t expr, int haddr, db_expr_t count, char *modif)
      38             : {
      39             :         int full = 0;
      40             : 
      41           0 :         if (modif[0] == 'f')
      42             :                 full = 1;
      43             : 
      44           0 :         pool_walk(&nfsreqpl, full, db_printf, nfs_request_print);
      45           0 : }
      46             : 
      47             : void
      48           0 : nfs_request_print(void *v, int full, int (*pr)(const char *, ...))
      49             : {
      50           0 :         struct nfsreq   *rep = v;
      51             : 
      52           0 :         (*pr)("xid 0x%x flags 0x%x rexmit %i procnum %i proc %p\n",
      53           0 :             rep->r_xid, rep->r_flags, rep->r_rexmit, rep->r_procnum,
      54           0 :             rep->r_procp);
      55             : 
      56           0 :         if (full) {
      57           0 :                 (*pr)("mreq %p mrep %p md %p nfsmount %p vnode %p timer %i",
      58             :                     " rtt %i\n",
      59           0 :                     rep->r_mreq, rep->r_mrep, rep->r_md, rep->r_nmp,
      60           0 :                     rep->r_vp, rep->r_timer, rep->r_rtt);
      61           0 :         }
      62           0 : }
      63             : 
      64             : void
      65           0 : db_show_all_nfsnodes(db_expr_t expr, int haddr, db_expr_t count, char *modif)
      66             : {
      67             :         int full = 0;
      68             : 
      69           0 :         if (modif[0] == 'f')
      70             :                 full = 1;
      71             : 
      72           0 :         pool_walk(&nfs_node_pool, full, db_printf, nfs_node_print);
      73           0 : }
      74             : 
      75             : 
      76             : 
      77             : void
      78           0 : nfs_node_print(void *v, int full, int (*pr)(const char *, ...))
      79             : {
      80           0 :         struct nfsnode  *np = v;
      81             : 
      82           0 :         (*pr)("size %llu flag %i vnode %p accstamp %lld\n",
      83           0 :             np->n_size, np->n_flag, np->n_vnode, (long long)np->n_accstamp);
      84             : 
      85           0 :         if (full) {
      86           0 :                 (*pr)("pushedlo %llu pushedhi %llu pushlo %llu pushhi %llu\n",
      87           0 :                     np->n_pushedlo, np->n_pushedhi, np->n_pushlo,
      88           0 :                     np->n_pushhi);
      89           0 :                 (*pr)("commitflags %i\n", np->n_commitflags);
      90           0 :         }
      91           0 : }