release/src-rt-6.x/linux/linux-2.6/fs/xfs/xfs_dir2_trace.c

   1 /*
   2  * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18 #include "xfs.h"
  19 #include "xfs_fs.h"
  20 #include "xfs_types.h"
  21 #include "xfs_inum.h"
  22 #include "xfs_dir2.h"
  23 #include "xfs_da_btree.h"
  24 #include "xfs_bmap_btree.h"
  25 #include "xfs_dir2_sf.h"
  26 #include "xfs_attr_sf.h"
  27 #include "xfs_dinode.h"
  28 #include "xfs_inode.h"
  29 #include "xfs_dir2_trace.h"
  30
  31 #ifdef XFS_DIR2_TRACE
  32 ktrace_t        *xfs_dir2_trace_buf;
  33
  34 /*
  35  * Enter something in the trace buffers.
  36  */
  37 static void
  38 xfs_dir2_trace_enter(
  39         xfs_inode_t     *dp,
  40         int             type,
  41         char            *where,
  42         char            *name,
  43         int             namelen,
  44         void            *a0,
  45         void            *a1,
  46         void            *a2,
  47         void            *a3,
  48         void            *a4,
  49         void            *a5,
  50         void            *a6,
  51         void            *a7)
  52 {
  53         void            *n[5];
  54
  55         ASSERT(xfs_dir2_trace_buf);
  56         ASSERT(dp->i_dir_trace);
  57         if (name)
  58                 memcpy(n, name, min((int)sizeof(n), namelen));
  59         else
  60                 memset((char *)n, 0, sizeof(n));
  61         ktrace_enter(xfs_dir2_trace_buf,
  62                 (void *)(long)type, (void *)where,
  63                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
  64                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
  65                 (void *)(long)namelen,
  66                 (void *)n[0], (void *)n[1], (void *)n[2],
  67                 (void *)n[3], (void *)n[4]);
  68         ktrace_enter(dp->i_dir_trace,
  69                 (void *)(long)type, (void *)where,
  70                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
  71                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
  72                 (void *)(long)namelen,
  73                 (void *)n[0], (void *)n[1], (void *)n[2],
  74                 (void *)n[3], (void *)n[4]);
  75 }
  76
  77 void
  78 xfs_dir2_trace_args(
  79         char            *where,
  80         xfs_da_args_t   *args)
  81 {
  82         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS, where,
  83                 (char *)args->name, (int)args->namelen,
  84                 (void *)(unsigned long)args->hashval,
  85                 (void *)((unsigned long)(args->inumber >> 32)),
  86                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
  87                 (void *)args->dp, (void *)args->trans,
  88                 (void *)(unsigned long)args->justcheck, NULL, NULL);
  89 }
  90
  91 void
  92 xfs_dir2_trace_args_b(
  93         char            *where,
  94         xfs_da_args_t   *args,
  95         xfs_dabuf_t     *bp)
  96 {
  97         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_B, where,
  98                 (char *)args->name, (int)args->namelen,
  99                 (void *)(unsigned long)args->hashval,
 100                 (void *)((unsigned long)(args->inumber >> 32)),
 101                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 102                 (void *)args->dp, (void *)args->trans,
 103                 (void *)(unsigned long)args->justcheck,
 104                 (void *)(bp ? bp->bps[0] : NULL), NULL);
 105 }
 106
 107 void
 108 xfs_dir2_trace_args_bb(
 109         char            *where,
 110         xfs_da_args_t   *args,
 111         xfs_dabuf_t     *lbp,
 112         xfs_dabuf_t     *dbp)
 113 {
 114         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BB, where,
 115                 (char *)args->name, (int)args->namelen,
 116                 (void *)(unsigned long)args->hashval,
 117                 (void *)((unsigned long)(args->inumber >> 32)),
 118                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 119                 (void *)args->dp, (void *)args->trans,
 120                 (void *)(unsigned long)args->justcheck,
 121                 (void *)(lbp ? lbp->bps[0] : NULL),
 122                 (void *)(dbp ? dbp->bps[0] : NULL));
 123 }
 124
 125 void
 126 xfs_dir2_trace_args_bibii(
 127         char            *where,
 128         xfs_da_args_t   *args,
 129         xfs_dabuf_t     *bs,
 130         int             ss,
 131         xfs_dabuf_t     *bd,
 132         int             sd,
 133         int             c)
 134 {
 135         xfs_buf_t       *bpbs = bs ? bs->bps[0] : NULL;
 136         xfs_buf_t       *bpbd = bd ? bd->bps[0] : NULL;
 137
 138         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BIBII, where,
 139                 (char *)args->name, (int)args->namelen,
 140                 (void *)args->dp, (void *)args->trans,
 141                 (void *)bpbs, (void *)(long)ss, (void *)bpbd, (void *)(long)sd,
 142                 (void *)(long)c, NULL);
 143 }
 144
 145 void
 146 xfs_dir2_trace_args_db(
 147         char            *where,
 148         xfs_da_args_t   *args,
 149         xfs_dir2_db_t   db,
 150         xfs_dabuf_t     *bp)
 151 {
 152         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
 153
 154         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_DB, where,
 155                 (char *)args->name, (int)args->namelen,
 156                 (void *)(unsigned long)args->hashval,
 157                 (void *)((unsigned long)(args->inumber >> 32)),
 158                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 159                 (void *)args->dp, (void *)args->trans,
 160                 (void *)(unsigned long)args->justcheck, (void *)(long)db,
 161                 (void *)dbp);
 162 }
 163
 164 void
 165 xfs_dir2_trace_args_i(
 166         char            *where,
 167         xfs_da_args_t   *args,
 168         xfs_ino_t       i)
 169 {
 170         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_I, where,
 171                 (char *)args->name, (int)args->namelen,
 172                 (void *)(unsigned long)args->hashval,
 173                 (void *)((unsigned long)(args->inumber >> 32)),
 174                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 175                 (void *)args->dp, (void *)args->trans,
 176                 (void *)(unsigned long)args->justcheck,
 177                 (void *)((unsigned long)(i >> 32)),
 178                 (void *)((unsigned long)(i & 0xFFFFFFFF)));
 179 }
 180
 181 void
 182 xfs_dir2_trace_args_s(
 183         char            *where,
 184         xfs_da_args_t   *args,
 185         int             s)
 186 {
 187         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_S, where,
 188                 (char *)args->name, (int)args->namelen,
 189                 (void *)(unsigned long)args->hashval,
 190                 (void *)((unsigned long)(args->inumber >> 32)),
 191                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 192                 (void *)args->dp, (void *)args->trans,
 193                 (void *)(unsigned long)args->justcheck, (void *)(long)s, NULL);
 194 }
 195
 196 void
 197 xfs_dir2_trace_args_sb(
 198         char            *where,
 199         xfs_da_args_t   *args,
 200         int             s,
 201         xfs_dabuf_t     *bp)
 202 {
 203         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
 204
 205         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_SB, where,
 206                 (char *)args->name, (int)args->namelen,
 207                 (void *)(unsigned long)args->hashval,
 208                 (void *)((unsigned long)(args->inumber >> 32)),
 209                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
 210                 (void *)args->dp, (void *)args->trans,
 211                 (void *)(unsigned long)args->justcheck, (void *)(long)s,
 212                 (void *)dbp);
 213 }
 214 #endif  /* XFS_DIR2_TRACE */