Patch 1 fixes reusing stale buffer heads from last failed mounting. Patch 2~4 reconstructs 'j_format_version' initialization and checking in loading process. v1->v2: Adopt suggestions from Tudor, add fix tag and corrupt 'stable' field in patch 1. Reserve empty lines in patch 4. v2->v3: Split block device checking cleanup into a new patch (2th). Add 'Reviewed-by' tag in patch 3-6. Zhang Yi (4): jbd2: remove unused feature macros jbd2: switch to check format version in superblock directly jbd2: factor out journal initialization from journal_get_superblock() jbd2: remove j_format_version Zhihao Cheng (2): ext4: Fix reusing stale buffer heads from last failed mounting ext4: ext4_put_super: Remove redundant checking for 'sbi->s_journal_bdev' fs/ext4/super.c | 15 +++++++------ fs/jbd2/journal.c | 53 +++++++++++++++++--------------------------- include/linux/jbd2.h | 33 ++++++++++++--------------- 3 files changed, 42 insertions(+), 59 deletions(-) -- 2.31.1