| Date | Fri, 28 Dec 2012 18:18:18 -0500 | From | Tejun Heo <> | Subject | [PATCH 18.5/24] blkcg: export __blkg_prfill_rwstat() take#2 |
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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> --- Fengguang's build test discovered that cfq now uses __blkg_prfill_rwstat() which isn't exported leading to build failures when cfq is built as a module. Export it. This doesn't affect !module builds. Git branch updated accordingly.
Thanks.
block/blk-cgroup.c | 1 + 1 file changed, 1 insertion(+)
--- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -552,6 +552,7 @@ u64 __blkg_prfill_rwstat(struct seq_file 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
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