hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

quota: Push dqio_sem down to ->get_next_id() 

Push down acquisition of dqio_sem into ->get_next_id() callback. Mostly
for consistency with other operations.

Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2017-06-09 08:36:16 +02:00
parent b9a1a7f4b6
commit f14618c682
2 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
fs/quota/dquot.c
View File

@ -2067,16 +2067,12 @@ EXPORT_SYMBOL(dquot_commit_info);
int dquot_get_next_id(struct super_block *sb, struct kqid *qid)
{
struct quota_info *dqopt = sb_dqopt(sb);
int err;
if (!sb_has_quota_active(sb, qid->type))
return -ESRCH;
if (!dqopt->ops[qid->type]->get_next_id)
return -ENOSYS;
down_read(&dqopt->dqio_sem);
err = dqopt->ops[qid->type]->get_next_id(sb, qid);
up_read(&dqopt->dqio_sem);
return err;
return dqopt->ops[qid->type]->get_next_id(sb, qid);
}
EXPORT_SYMBOL(dquot_get_next_id);

8
fs/quota/quota_v2.c
View File

@ -340,7 +340,13 @@ static int v2_free_file_info(struct super_block *sb, int type)
static int v2_get_next_id(struct super_block *sb, struct kqid *qid)
{
return qtree_get_next_id(sb_dqinfo(sb, qid->type)->dqi_priv, qid);
struct quota_info *dqopt = sb_dqopt(sb);
int ret;
down_read(&dqopt->dqio_sem);
ret = qtree_get_next_id(sb_dqinfo(sb, qid->type)->dqi_priv, qid);
up_read(&dqopt->dqio_sem);
return ret;
}
static const struct quota_format_ops v2_format_ops = {