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>
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;