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| author | Daeho Jeong <daehojeong@google.com> | 2023-02-09 21:18:19 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-02-14 21:08:59 +0300 |
| commit | a46bebd502fe1a3bd1d22f64cedd93e7e7702693 (patch) | |
| tree | 0b63e93cd537f5114926bf754814064a283cfc5d /fs/f2fs/super.c | |
| parent | 7e986855fe13de2c8290c1102292d8e5f29dd769 (diff) | |
| download | linux-a46bebd502fe1a3bd1d22f64cedd93e7e7702693.tar.xz | |
f2fs: synchronize atomic write aborts
To fix a race condition between atomic write aborts, I use the inode
lock and make COW inode to be re-usable thoroughout the whole
atomic file inode lifetime.
Reported-by: syzbot+823000d23b3400619f7c@syzkaller.appspotmail.com
Fixes: 3db1de0e582c ("f2fs: change the current atomic write way")
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/super.c')
| -rw-r--r-- | fs/f2fs/super.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index c11a161ba5be..aa55dc12aff2 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1427,8 +1427,6 @@ static int f2fs_drop_inode(struct inode *inode) atomic_inc(&inode->i_count); spin_unlock(&inode->i_lock); - f2fs_abort_atomic_write(inode, true); - /* should remain fi->extent_tree for writepage */ f2fs_destroy_extent_node(inode); |