LXR linux/fs/xfs/xfs_dir2

   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
  32ktrace_t        *xfs_dir2_trace_buf;
  33
  34/*
  35 * Enter something in the trace buffers.
  36 */
  37static void
  38xfs_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
  77void
  78xfs_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
  91void
  92xfs_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
 107void
 108xfs_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
 125void
 126xfs_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
 145void
 146xfs_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
 164void
 165xfs_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
 181void
 182xfs_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
 196void
 197xfs_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 */
 215