From: Paul Turner Date: Thu, 21 Jul 2011 16:43:37 +0000 (-0700) Subject: sched: Prevent buddy interactions with throttled entities X-Git-Tag: v3.2-rc1~161^2~26 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5238cdd3873e67a98b28c1161d65d2a615c320a3;p=pandora-kernel.git sched: Prevent buddy interactions with throttled entities Buddies allow us to select "on-rq" entities without actually selecting them from a cfs_rq's rb_tree. As a result we must ensure that throttled entities are not falsely nominated as buddies. The fact that entities are dequeued within throttle_entity is not sufficient for clearing buddy status as the nomination may occur after throttling. Signed-off-by: Paul Turner Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/r/20110721184757.886850167@google.com Signed-off-by: Ingo Molnar --- Reading git-diff-tree failed