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authorTejun Heo <tj@kernel.org>2013-01-09 08:05:12 -0800
committerTejun Heo <tj@kernel.org>2013-01-09 08:05:12 -0800
commitb50da39f51139f81b3115d0f9d8632507f802755 (patch)
tree98d8fc862dfa6ad7ed7c9366035eea36a6489d5c /block
parent4d5e80a76074786a49879ff482a83e72ad634606 (diff)
downloadvexpress-lsk-b50da39f51139f81b3115d0f9d8632507f802755.tar.gz
blkcg: export __blkg_prfill_rwstat()
Hierarchical stats for cfq-iosched will need __blkg_prfill_rwstat(). Export it. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-cgroup.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 4d625d28e07..3aec4cdc896 100644
--- 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