diff options
author | Jan Kara <jack@suse.cz> | 2020-11-27 12:33:55 +0100 |
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committer | Theodore Ts'o <tytso@mit.edu> | 2020-12-17 19:30:55 +0100 |
commit | 81414b4dd48f596bf33e1b32c2e43e2047150ca6 (patch) | |
tree | c5a2dd62696f951be1a1afe7c5160bdce4356fb4 | |
parent | ext4: don't remount read-only with errors=continue on reboot (diff) | |
download | linux-81414b4dd48f596bf33e1b32c2e43e2047150ca6.tar.xz linux-81414b4dd48f596bf33e1b32c2e43e2047150ca6.zip |
ext4: remove redundant sb checksum recomputation
Superblock is written out either through ext4_commit_super() or through
ext4_handle_dirty_super(). In both cases we recompute the checksum so it
is not necessary to recompute it after updating superblock free inodes &
blocks counters.
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Link: https://lore.kernel.org/r/20201127113405.26867-3-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
-rw-r--r-- | fs/ext4/super.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3ef84e8ab1ae..7bb516c9b2de 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -5010,13 +5010,11 @@ no_journal: block = ext4_count_free_clusters(sb); ext4_free_blocks_count_set(sbi->s_es, EXT4_C2B(sbi, block)); - ext4_superblock_csum_set(sb); err = percpu_counter_init(&sbi->s_freeclusters_counter, block, GFP_KERNEL); if (!err) { unsigned long freei = ext4_count_free_inodes(sb); sbi->s_es->s_free_inodes_count = cpu_to_le32(freei); - ext4_superblock_csum_set(sb); err = percpu_counter_init(&sbi->s_freeinodes_counter, freei, GFP_KERNEL); } |