Messages in this thread | | | Date | Sat, 22 Mar 2014 23:04:44 +0100 | From | Frederic Weisbecker <> | Subject | Re: [PATCH 3/3] workqueue: Add anon workqueue sysfs hierarchy |
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On Sat, Mar 22, 2014 at 02:55:51PM -0400, Tejun Heo wrote: > On Sat, Mar 22, 2014 at 06:01:18PM +0100, Frederic Weisbecker wrote: > > 1) Call a per workqueue mutex when a work execute on an ordered workqueue. Although > > contention should be very rare (only while we replace the workqueue attrs and > > switch to a new worker), frequent locking may have a visible impact. > > > > 2) Have a seperate worker for all ordered workqueues. But we may lose a bit of > > serialization with other workqueues along the way. > > Ordered workqueues are always bound to the fallback default worker > pool. Why not just adjust cpus_allowed of the worker pool?
Now that you tell me, that sounds obvious enough. I'll try something.
Thanks.
> > Thanks. > > -- > tejun
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