blkcg: export __blkg_prfill_rwstat()

Hierarchical stats for cfq-iosched will need __blkg_prfill_rwstat(). Export it. Signed-off-by: Tejun Heo <[email protected]> Reported-by: Fengguang Wu <[email protected]>
kurt-vd · Jan 9, 2013 · b50da39 · b50da39
1 parent 4d5e80a
commit b50da39
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
@@ -552,6 +552,7 @@ u64 __blkg_prfill_rwstat(struct seq_file *sf, struct blkg_policy_data *pd,
 	seq_printf(sf, "%s Total %llu\n", dname, (unsigned long long)v);
 	return v;
 }
+EXPORT_SYMBOL_GPL(__blkg_prfill_rwstat);
 
 /**
  * blkg_prfill_stat - prfill callback for blkg_stat