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blkcg: export __blkg_prfill_rwstat()
author
Tejun Heo
<tj@kernel.org>
Wed, 9 Jan 2013 16:05:12 +0000
(08:05 -0800)
committer
Tejun Heo
<tj@kernel.org>
Wed, 9 Jan 2013 16:05:12 +0000
(08:05 -0800)
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>
block/blk-cgroup.c
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diff --git
a/block/blk-cgroup.c
b/block/blk-cgroup.c
index
4d625d2
..
3aec4cd
100644
(file)
--- 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