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SubjectRe: [RFC PATCH] rcu: move SRCU grace period work to power efficient workqueue
Hello,

On Wed, Feb 12, 2014 at 11:02:41AM -0800, Paul E. McKenney wrote:
> +2. Use the /sys/devices/virtual/workqueue/*/cpumask sysfs files
> + to force the WQ_SYSFS workqueues to run on the specified set
> + of CPUs. The set of WQ_SYSFS workqueues can be displayed using
> + "ls sys/devices/virtual/workqueue".

One thing to be careful about is that once published, it becomes part
of userland visible interface. Maybe adding some words warning
against sprinkling WQ_SYSFS willy-nilly is a good idea?

Thanks.

--
tejun


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