From: Paul E. McKenney <paul.mckenney@linaro.org>
Date: Mon, 18 Apr 2011 22:31:26 +0000 (-0700)
Subject: rcu: put per-CPU kthread at non-RT priority during CPU hotplug operations
X-Git-Tag: v3.0-rc1~392^2~71
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3995a25fa361ce987a7d0ade00b17e3151519d7;p=pandora-kernel.git

rcu: put per-CPU kthread at non-RT priority during CPU hotplug operations

If you are doing CPU hotplug operations, it is best not to have
CPU-bound realtime tasks running CPU-bound on the outgoing CPU.
So this commit makes per-CPU kthreads run at non-realtime priority
during that time.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
---

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