ocfs2: Avoid unnecessary block mapping when refreshing quota info
The position of global quota file info does not change. So we do not have
to do logical -> physical block translation every time we reread it from
disk. Thus we can also avoid taking ip_alloc_sem.
Acked-by: Joel Becker <Joel.Becker@oracle.com>
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 50c4ee8..39eb16a 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3897,7 +3897,8 @@
oinfo->dqi_gi.dqi_free_entry =
be32_to_cpu(lvb->lvb_free_entry);
} else {
- status = ocfs2_read_quota_block(oinfo->dqi_gqinode, 0, &bh);
+ status = ocfs2_read_quota_phys_block(oinfo->dqi_gqinode,
+ oinfo->dqi_giblk, &bh);
if (status) {
mlog_errno(status);
goto bail;