Patch 1 fixes reusing stale buffer heads from last failed mounting. Patch 2~4 reconstructs 'j_format_version' initialization and checking in loading process. 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 (1): ext4: Fix reusing stale buffer heads from last failed mounting fs/ext4/super.c | 15 +++++------ fs/jbd2/journal.c | 59 +++++++++++++++----------------------------- include/linux/jbd2.h | 33 +++++++++++-------------- 3 files changed, 42 insertions(+), 65 deletions(-) -- 2.31.1