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block: RCU free request_queue
author
Tejun Heo
<tj@kernel.org>
Wed, 9 Jan 2013 16:05:13 +0000
(08:05 -0800)
committer
Tejun Heo
<tj@kernel.org>
Wed, 9 Jan 2013 16:05:13 +0000
(08:05 -0800)
RCU free request_queue so that blkcg_gq->q can be dereferenced under
RCU lock. This will be used to implement hierarchical stats.
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
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git.openpandora.org / pandora-kernel.git / commitdiff