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rcu: put per-CPU kthread at non-RT priority during CPU hotplug operations
authorPaul E. McKenney <paul.mckenney@linaro.org>
Mon, 18 Apr 2011 22:31:26 +0000 (15:31 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Fri, 6 May 2011 06:16:55 +0000 (23:16 -0700)
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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