quota: avoid increasing DQST_LOOKUPS when iterating over dirty/inuse list (05848db2) · Commits · 戴 / test

It is meaningless to increase DQST_LOOKUPS number while iterating over dirty/inuse list, so just avoid it. Link: https://lore.kernel.org/r/20190926083408.4269-1-cgxu519@zoho.com.cn Signed-off-by:

fs/quota/dquot.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -595,7 +595,6 @@ int dquot_scan_active(struct super_block *sb,
		/* Now we have active dquot so we can just increase use count */
		atomic_inc(&dquot->dq_count);
		spin_unlock(&dq_list_lock);
		dqstats_inc(DQST_LOOKUPS);
		dqput(old_dquot);
		old_dquot = dquot;
		/*
		@@ -649,7 +648,6 @@ int dquot_writeback_dquots(struct super_block *sb, int type)
		* use count */
		dqgrab(dquot);
		spin_unlock(&dq_list_lock);
		dqstats_inc(DQST_LOOKUPS);
		err = sb->dq_op->write_dquot(dquot);
		if (err) {
		/*