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(parent: 0f962a5) | patch
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)
commite3995a25fa361ce987a7d0ade00b17e3151519d7
treeccf8a6ae71bc5cb289080b04f00170a758e33c59tree | snapshot
parent0f962a5e7277c34987b77dc82fc9aefcedc95e27commit | diff
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>
kernel/rcutree.c diff | blob | history
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