Messages in this thread | | | Subject | Re: [RFC][PATCH] create workqueue threads only when needed | From | Daniel Walker <> | Date | Mon, 02 Feb 2009 07:40:25 -0800 |
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On Mon, 2009-02-02 at 15:51 +0100, Frédéric Weisbecker wrote: > 2009/2/2 Daniel Walker <dwalker@fifo99.com>: > > On Tue, 2009-01-27 at 01:17 +0100, Frederic Weisbecker wrote: > > > >> All of the workqueues with 0 work inserted do nothing. > >> For several reasons: > >> > >> _ Unneeded built drivers for my system that create workqueue(s) when they init > >> _ Services which need their own workqueue, for several reasons, but who receive > >> very rare jobs (often never) > >> _ ...? > >> > > > > Some of the workqueues you have on your system can be removed just by > > tuning your kernel config. It's more desirable to be able to remove the > > whole unused feature since that's all unused memory beyond just > > thread .. > > > > Daniel > > > Yes of course. I just think about the distros which enable a lot of > options by default.
The problem is that your just removing the visible part of the memory waste .. Even distros can/do use modules where some of these features wouldn't get loaded.
I think it's a better policy to assume if a kernel has a feature enabled that feature will get used, including the workqueue.
Daniel
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