From: Tejun Heo <tj@kernel.org>
Date: Tue, 14 May 2013 20:52:30 +0000 (-0700)
Subject: blkcg: move blkg_for_each_descendant_pre() to block/blk-cgroup.h
X-Git-Tag: v3.11-rc1~21^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dd4a4ffc0a4723cd0bef065af549803d256e1f7e;p=pandora-kernel.git

blkcg: move blkg_for_each_descendant_pre() to block/blk-cgroup.h

blk-throttle hierarchy support will make use of it.  Move
blkg_for_each_descendant_pre() from block/blk-cgroup.c to
block/blk-cgroup.h.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
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