logprint/log_print_trans.c

   1 /*
   2  * Copyright (c) 2000-2001,2005 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 "libxfs.h"
  19 #include "libxlog.h"
  20
  21 #include "logprint.h"
  22
  23 void
  24 xlog_recover_print_trans_head(
  25         xlog_recover_t  *tr)
  26 {
  27         printf(_("TRANS: tid:0x%x  #items:%d  trans:0x%x  q:0x%lx\n"),
  28                tr->r_log_tid,
  29                tr->r_theader.th_num_items,
  30                tr->r_theader.th_tid, (long)&tr->r_itemq);
  31 }
  32
  33 int
  34 xlog_recover_do_trans(
  35         struct xlog     *log,
  36         xlog_recover_t  *trans,
  37         int             pass)
  38 {
  39         xlog_recover_print_trans(trans, &trans->r_itemq, 3);
  40         return 0;
  41 }
  42
  43 void
  44 xfs_log_print_trans(
  45         struct xlog     *log,
  46         int             print_block_start)
  47 {
  48         xfs_daddr_t     head_blk, tail_blk;
  49         int             error;
  50
  51         error = xlog_find_tail(log, &head_blk, &tail_blk);
  52         if (error) {
  53                 fprintf(stderr, _("%s: failed to find head and tail, error: %d\n"),
  54                         progname, error);
  55                 exit(1);
  56         }
  57
  58         printf(_("    log tail: %lld head: %lld state: %s\n"),
  59                 (long long)tail_blk,
  60                 (long long)head_blk,
  61                 (tail_blk == head_blk)?"<CLEAN>":"<DIRTY>");
  62
  63         if (print_block_start != -1) {
  64                 printf(_("    override tail: %d\n"), print_block_start);
  65                 tail_blk = print_block_start;
  66         }
  67         printf("\n");
  68
  69         print_record_header = 1;
  70
  71         if (head_blk == tail_blk)
  72                 return;
  73
  74         /*
  75          * Version 5 superblock log feature mask validation. We know the
  76          * log is dirty so check if there are any unknown log features
  77          * in what we need to recover. If there are unknown features
  78          * (e.g. unsupported transactions) then warn about it.
  79          */
  80         if (XFS_SB_VERSION_NUM(&log->l_mp->m_sb) == XFS_SB_VERSION_5 &&
  81             xfs_sb_has_incompat_log_feature(&log->l_mp->m_sb,
  82                                 XFS_SB_FEAT_INCOMPAT_LOG_UNKNOWN)) {
  83                 printf(_(
  84 "Superblock has unknown incompatible log features (0x%x) enabled.\n"
  85 "Output may be incomplete or inaccurate. It is recommended that you\n"
  86 "upgrade your xfsprogs installation to match the filesystem features.\n"),
  87                         (log->l_mp->m_sb.sb_features_log_incompat &
  88                                 XFS_SB_FEAT_INCOMPAT_LOG_UNKNOWN));
  89         }
  90
  91         if ((error = xlog_do_recovery_pass(log, head_blk, tail_blk, XLOG_RECOVER_PASS1))) {
  92                 fprintf(stderr, _("%s: failed in xfs_do_recovery_pass, error: %d\n"),
  93                         progname, error);
  94                 exit(1);
  95         }
  96 }