diff options
Diffstat (limited to 'fs/xfs/xfs_log.c')
| -rw-r--r-- | fs/xfs/xfs_log.c | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index c5107c7bc4bf..38d4227895ae 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -22,6 +22,7 @@ #include "xfs_log_format.h" #include "xfs_trans_resv.h" #include "xfs_mount.h" +#include "xfs_errortag.h" #include "xfs_error.h" #include "xfs_trans.h" #include "xfs_trans_priv.h" @@ -608,6 +609,7 @@ xfs_log_mount( xfs_daddr_t blk_offset, int num_bblks) { + bool fatal = xfs_sb_version_hascrc(&mp->m_sb); int error = 0; int min_logfsbs; @@ -659,9 +661,20 @@ xfs_log_mount( XFS_FSB_TO_B(mp, mp->m_sb.sb_logblocks), XFS_MAX_LOG_BYTES); error = -EINVAL; + } else if (mp->m_sb.sb_logsunit > 1 && + mp->m_sb.sb_logsunit % mp->m_sb.sb_blocksize) { + xfs_warn(mp, + "log stripe unit %u bytes must be a multiple of block size", + mp->m_sb.sb_logsunit); + error = -EINVAL; + fatal = true; } if (error) { - if (xfs_sb_version_hascrc(&mp->m_sb)) { + /* + * Log check errors are always fatal on v5; or whenever bad + * metadata leads to a crash. + */ + if (fatal) { xfs_crit(mp, "AAIEEE! Log failed size checks. Abort!"); ASSERT(0); goto out_free_log; @@ -744,6 +757,7 @@ xfs_log_mount_finish( { int error = 0; bool readonly = (mp->m_flags & XFS_MOUNT_RDONLY); + bool recovered = mp->m_log->l_flags & XLOG_RECOVERY_NEEDED; if (mp->m_flags & XFS_MOUNT_NORECOVERY) { ASSERT(mp->m_flags & XFS_MOUNT_RDONLY); @@ -780,6 +794,21 @@ xfs_log_mount_finish( mp->m_super->s_flags &= ~MS_ACTIVE; evict_inodes(mp->m_super); + /* + * Drain the buffer LRU after log recovery. This is required for v4 + * filesystems to avoid leaving around buffers with NULL verifier ops, + * but we do it unconditionally to make sure we're always in a clean + * cache state after mount. + * + * Don't push in the error case because the AIL may have pending intents + * that aren't removed until recovery is cancelled. + */ + if (!error && recovered) { + xfs_log_force(mp, XFS_LOG_SYNC); + xfs_ail_push_all_sync(mp->m_ail); + } + xfs_wait_buftarg(mp->m_ddev_targp); + if (readonly) mp->m_flags |= XFS_MOUNT_RDONLY; @@ -2515,7 +2544,7 @@ next_lv: if (lv) vecp = lv->lv_iovecp; } - if (record_cnt == 0 && ordered == false) { + if (record_cnt == 0 && !ordered) { if (!lv) return 0; break; @@ -3734,7 +3763,7 @@ xlog_ticket_alloc( * one of the iclogs. This uses backup pointers stored in a different * part of the log in case we trash the log structure. */ -void +STATIC void xlog_verify_dest_ptr( struct xlog *log, void *ptr) |