fs/xfs/xfs_dir2_trace.c

   1 /*
   2  * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  31  */
  32
  33 /*
  34  * xfs_dir2_trace.c
  35  * Tracing for xfs v2 directories.
  36  */
  37 #include "xfs.h"
  38
  39 #include "xfs_types.h"
  40 #include "xfs_inum.h"
  41 #include "xfs_dir.h"
  42 #include "xfs_dir2.h"
  43 #include "xfs_bmap_btree.h"
  44 #include "xfs_attr_sf.h"
  45 #include "xfs_dir_sf.h"
  46 #include "xfs_dir2_sf.h"
  47 #include "xfs_dinode.h"
  48 #include "xfs_inode.h"
  49 #include "xfs_da_btree.h"
  50 #include "xfs_dir2_trace.h"
  51
  52 #ifdef XFS_DIR2_TRACE
  53 ktrace_t        *xfs_dir2_trace_buf;
  54
  55 /*
  56  * Enter something in the trace buffers.
  57  */
  58 static void
  59 xfs_dir2_trace_enter(
  60         xfs_inode_t     *dp,
  61         int             type,
  62         char            *where,
  63         char            *name,
  64         int             namelen,
  65         void            *a0,
  66         void            *a1,
  67         void            *a2,
  68         void            *a3,
  69         void            *a4,
  70         void            *a5,
  71         void            *a6,
  72         void            *a7)
  73 {
  74         void            *n[5];
  75
  76         ASSERT(xfs_dir2_trace_buf);
  77         ASSERT(dp->i_dir_trace);
  78         if (name)
  79                 memcpy(n, name, min((int)sizeof(n), namelen));
  80         else
  81                 memset((char *)n, 0, sizeof(n));
  82         ktrace_enter(xfs_dir2_trace_buf,
  83                 (void *)(long)type, (void *)where,
  84                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
  85                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
  86                 (void *)(long)namelen,
  87                 (void *)n[0], (void *)n[1], (void *)n[2],
  88                 (void *)n[3], (void *)n[4]);
  89         ktrace_enter(dp->i_dir_trace,
  90                 (void *)(long)type, (void *)where,
  91                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
  92                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
  93                 (void *)(long)namelen,
  94                 (void *)n[0], (void *)n[1], (void *)n[2],
  95                 (void *)n[3], (void *)n[4]);
  96 }
  97
  98 void
  99 xfs_dir2_trace_args(
 100         char            *where,
 101         xfs_da_args_t   *args)
 102 {
 103         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS, where,
 104                 (char *)args->name, (int)args->namelen,
 105                 (void *)(unsigned long)args->hashval,
 106                 (void *)((unsigned long)(args->inumber >> 32)),
 107                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 108                 (void *)args->dp, (void *)args->trans,
 109                 (void *)(unsigned long)args->justcheck, NULL, NULL);
 110 }
 111
 112 void
 113 xfs_dir2_trace_args_b(
 114         char            *where,
 115         xfs_da_args_t   *args,
 116         xfs_dabuf_t     *bp)
 117 {
 118         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_B, where,
 119                 (char *)args->name, (int)args->namelen,
 120                 (void *)(unsigned long)args->hashval,
 121                 (void *)((unsigned long)(args->inumber >> 32)),
 122                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 123                 (void *)args->dp, (void *)args->trans,
 124                 (void *)(unsigned long)args->justcheck,
 125                 (void *)(bp ? bp->bps[0] : NULL), NULL);
 126 }
 127
 128 void
 129 xfs_dir2_trace_args_bb(
 130         char            *where,
 131         xfs_da_args_t   *args,
 132         xfs_dabuf_t     *lbp,
 133         xfs_dabuf_t     *dbp)
 134 {
 135         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BB, where,
 136                 (char *)args->name, (int)args->namelen,
 137                 (void *)(unsigned long)args->hashval,
 138                 (void *)((unsigned long)(args->inumber >> 32)),
 139                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 140                 (void *)args->dp, (void *)args->trans,
 141                 (void *)(unsigned long)args->justcheck,
 142                 (void *)(lbp ? lbp->bps[0] : NULL),
 143                 (void *)(dbp ? dbp->bps[0] : NULL));
 144 }
 145
 146 void
 147 xfs_dir2_trace_args_bibii(
 148         char            *where,
 149         xfs_da_args_t   *args,
 150         xfs_dabuf_t     *bs,
 151         int             ss,
 152         xfs_dabuf_t     *bd,
 153         int             sd,
 154         int             c)
 155 {
 156         xfs_buf_t       *bpbs = bs ? bs->bps[0] : NULL;
 157         xfs_buf_t       *bpbd = bd ? bd->bps[0] : NULL;
 158
 159         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BIBII, where,
 160                 (char *)args->name, (int)args->namelen,
 161                 (void *)args->dp, (void *)args->trans,
 162                 (void *)bpbs, (void *)(long)ss, (void *)bpbd, (void *)(long)sd,
 163                 (void *)(long)c, NULL);
 164 }
 165
 166 void
 167 xfs_dir2_trace_args_db(
 168         char            *where,
 169         xfs_da_args_t   *args,
 170         xfs_dir2_db_t   db,
 171         xfs_dabuf_t     *bp)
 172 {
 173         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
 174
 175         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_DB, where,
 176                 (char *)args->name, (int)args->namelen,
 177                 (void *)(unsigned long)args->hashval,
 178                 (void *)((unsigned long)(args->inumber >> 32)),
 179                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 180                 (void *)args->dp, (void *)args->trans,
 181                 (void *)(unsigned long)args->justcheck, (void *)(long)db,
 182                 (void *)dbp);
 183 }
 184
 185 void
 186 xfs_dir2_trace_args_i(
 187         char            *where,
 188         xfs_da_args_t   *args,
 189         xfs_ino_t       i)
 190 {
 191         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_I, where,
 192                 (char *)args->name, (int)args->namelen,
 193                 (void *)(unsigned long)args->hashval,
 194                 (void *)((unsigned long)(args->inumber >> 32)),
 195                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 196                 (void *)args->dp, (void *)args->trans,
 197                 (void *)(unsigned long)args->justcheck,
 198                 (void *)((unsigned long)(i >> 32)),
 199                 (void *)((unsigned long)(i & 0xFFFFFFFF)));
 200 }
 201
 202 void
 203 xfs_dir2_trace_args_s(
 204         char            *where,
 205         xfs_da_args_t   *args,
 206         int             s)
 207 {
 208         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_S, where,
 209                 (char *)args->name, (int)args->namelen,
 210                 (void *)(unsigned long)args->hashval,
 211                 (void *)((unsigned long)(args->inumber >> 32)),
 212                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 213                 (void *)args->dp, (void *)args->trans,
 214                 (void *)(unsigned long)args->justcheck, (void *)(long)s, NULL);
 215 }
 216
 217 void
 218 xfs_dir2_trace_args_sb(
 219         char            *where,
 220         xfs_da_args_t   *args,
 221         int             s,
 222         xfs_dabuf_t     *bp)
 223 {
 224         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
 225
 226         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_SB, where,
 227                 (char *)args->name, (int)args->namelen,
 228                 (void *)(unsigned long)args->hashval,
 229                 (void *)((unsigned long)(args->inumber >> 32)),
 230                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 231                 (void *)args->dp, (void *)args->trans,
 232                 (void *)(unsigned long)args->justcheck, (void *)(long)s,
 233                 (void *)dbp);
 234 }
 235 #endif  /* XFS_DIR2_TRACE */