From: Vivek Goyal <vgoyal@redhat.com>
Date: Fri, 1 Oct 2010 12:49:44 +0000 (+0200)
Subject: blkio: deletion of a cgroup was causes oops
X-Git-Tag: v2.6.37-rc1~168^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61014e96e6ed55b8db0af31574eec2a75d4e8755;p=pandora-kernel.git

blkio: deletion of a cgroup was causes oops

o Now a cgroup list of blkg elements can contain blkg from multiple policies.
  Before sending an unlink event, make sure blkg belongs to they policy. If
  policy does not own the blkg, do not send update for this blkg.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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