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| author | Christoph Hellwig <hch@lst.de> | 2023-08-02 13:54:39 +0200 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2023-08-03 12:00:26 +0200 |
| commit | 7a64774add85ce673a089810fae193b02003be24 (patch) | |
| tree | d36e9f815c26c5224beec66d07c4fbb041fc320a | |
| parent | 2363650b22ed3c8bbe7700789e399a77096ac931 (diff) | |
| download | linux-7a64774add85ce673a089810fae193b02003be24.tar.gz linux-7a64774add85ce673a089810fae193b02003be24.tar.bz2 linux-7a64774add85ce673a089810fae193b02003be24.zip | |
quota: use lockdep_assert_held_write in dquot_load_quota_sb
Use lockdep_assert_held_write to assert and self-document the locking
state in dquot_load_quota_sb instead of hand-crafting it with a trylock.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Message-Id: <20230802115439.2145212-2-hch@lst.de>
| -rw-r--r-- | fs/quota/dquot.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index e8232242dd34..303632f7948f 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2365,11 +2365,10 @@ int dquot_load_quota_sb(struct super_block *sb, int type, int format_id, struct quota_info *dqopt = sb_dqopt(sb); int error; + lockdep_assert_held_write(&sb->s_umount); + /* Just unsuspend quotas? */ BUG_ON(flags & DQUOT_SUSPENDED); - /* s_umount should be held in exclusive mode */ - if (WARN_ON_ONCE(down_read_trylock(&sb->s_umount))) - up_read(&sb->s_umount); if (!fmt) return -ESRCH; |