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| author |   Nikitas Angelinas <nikitas.angelinas@gmail.com> | 2019-11-03 01:44:54 -0800 |
|---|---|---|
| committer |   Jan Kara <jack@suse.cz> | 2019-11-05 12:25:22 +0100 |
| commit | a9913d7eafa74eb2e34e26aa31fe80449b999f8e (patch) | |
| tree | 28eae996cef05661779271202762c903e3be8c36 /fs/reiserfs | |
| parent | ext2: check err when partial != NULL (diff) | |
| download | linux-dev-a9913d7eafa74eb2e34e26aa31fe80449b999f8e.tar.xz linux-dev-a9913d7eafa74eb2e34e26aa31fe80449b999f8e.zip | |
reiserfs: replace open-coded atomic_dec_and_mutex_lock()
Replace the open-coded logic of atomic_dec_and_mutex_lock() in
reiserfs_file_release().
Link: https://lore.kernel.org/r/20191103094431.GA18576-nikitas.angelinas@gmail.com
Signed-off-by: Nikitas Angelinas <nikitas.angelinas@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/reiserfs')
| -rw-r--r-- | fs/reiserfs/file.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index 843aadcc123c..84cf8bdbec9c 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -38,16 +38,10 @@ static int reiserfs_file_release(struct inode *inode, struct file *filp) BUG_ON(!S_ISREG(inode->i_mode)); - if (atomic_add_unless(&REISERFS_I(inode)->openers, -1, 1)) + if (!atomic_dec_and_mutex_lock(&REISERFS_I(inode)->openers, + &REISERFS_I(inode)->tailpack)) return 0; - mutex_lock(&REISERFS_I(inode)->tailpack); - - if (!atomic_dec_and_test(&REISERFS_I(inode)->openers)) { - mutex_unlock(&REISERFS_I(inode)->tailpack); - return 0; - } - /* fast out for when nothing needs to be done */ if ((!(REISERFS_I(inode)->i_flags & i_pack_on_close_mask) || !tail_has_to_be_packed(inode)) && |