diff options
| -rw-r--r-- | fs/xfs/xfs_buf_item_recover.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/xfs/xfs_buf_item_recover.c b/fs/xfs/xfs_buf_item_recover.c index edf1162a8c9d..a839ff5dcaa9 100644 --- a/fs/xfs/xfs_buf_item_recover.c +++ b/fs/xfs/xfs_buf_item_recover.c @@ -713,6 +713,11 @@ xlog_recover_do_primary_sb_buffer( */ xfs_sb_from_disk(&mp->m_sb, dsb); + if (mp->m_sb.sb_agcount < orig_agcount) { + xfs_alert(mp, "Shrinking AG count in log recovery not supported"); + return -EFSCORRUPTED; + } + /* * Initialize the new perags, and also update various block and inode * allocator setting based off the number of AGs or total blocks. |