diff options
| author | Harshad Shirwadkar <harshadshirwadkar@gmail.com> | 2020-11-05 19:59:09 -0800 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-11-06 23:01:05 -0500 |
| commit | 9b5f6c9b83d912c63ef9fb486a052be79b06f8b0 (patch) | |
| tree | 5d0127495732468728724cb2af09b387947abc74 /fs/ext4/inode.c | |
| parent | da0c5d2695265962f20099737348fcb3ff524d0f (diff) | |
| download | linux-9b5f6c9b83d912c63ef9fb486a052be79b06f8b0.tar.bz2 | |
ext4: make s_mount_flags modifications atomic
Fast commit file system states are recorded in
sbi->s_mount_flags. Fast commit expects these bit manipulations to be
atomic. This patch adds helpers to make those modifications atomic.
Suggested-by: Jan Kara <jack@suse.cz>
Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Link: https://lore.kernel.org/r/20201106035911.1942128-21-harshadshirwadkar@gmail.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/inode.c')
| -rw-r--r-- | fs/ext4/inode.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 000bf70e88ed..0d8385aea898 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2442,7 +2442,7 @@ static int mpage_map_and_submit_extent(handle_t *handle, struct super_block *sb = inode->i_sb; if (ext4_forced_shutdown(EXT4_SB(sb)) || - EXT4_SB(sb)->s_mount_flags & EXT4_MF_FS_ABORTED) + ext4_test_mount_flag(sb, EXT4_MF_FS_ABORTED)) goto invalidate_dirty_pages; /* * Let the uper layers retry transient errors. @@ -2676,7 +2676,7 @@ static int ext4_writepages(struct address_space *mapping, * the stack trace. */ if (unlikely(ext4_forced_shutdown(EXT4_SB(mapping->host->i_sb)) || - sbi->s_mount_flags & EXT4_MF_FS_ABORTED)) { + ext4_test_mount_flag(inode->i_sb, EXT4_MF_FS_ABORTED))) { ret = -EROFS; goto out_writepages; } |