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authorJan Kara <jack@suse.cz>2024-02-06 15:08:19 +0100
committerJan Kara <jack@suse.cz>2024-02-08 12:04:59 +0100
commitccb49011bb2ebfd66164dbf68c5bff48917bb5ef (patch)
tree28798f5cf34d1892d0957e4cbffe2b530d46235e /fs/ext4
parent179b8c97ebf63429589f5afeba59a181fe70603e (diff)
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quota: Properly annotate i_dquot arrays with __rcu
Dquots pointed to from i_dquot arrays in inodes are protected by dquot_srcu. Annotate them as such and change .get_dquots callback to return properly annotated pointer to make sparse happy. Fixes: b9ba6f94b238 ("quota: remove dqptr_sem") Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/ext4.h2
-rw-r--r--fs/ext4/super.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index a5d784872303..3205d46bc967 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1156,7 +1156,7 @@ struct ext4_inode_info {
tid_t i_datasync_tid;
#ifdef CONFIG_QUOTA
- struct dquot *i_dquot[MAXQUOTAS];
+ struct dquot __rcu *i_dquot[MAXQUOTAS];
#endif
/* Precomputed uuid+inum+igen checksum for seeding inode checksums */
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index dcba0f85dfe2..3f6ed580444b 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1600,7 +1600,7 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type,
static int ext4_quota_enable(struct super_block *sb, int type, int format_id,
unsigned int flags);
-static struct dquot **ext4_get_dquots(struct inode *inode)
+static struct dquot __rcu **ext4_get_dquots(struct inode *inode)
{
return EXT4_I(inode)->i_dquot;
}