Messages in this thread | | | Date | Wed, 27 May 2015 09:50:28 +0200 | From | Pavel Machek <> | Subject | Re: [RFC PATCH] suspend/resume performance improvement |
| |
On Tue 2015-05-26 14:05:47, 이은택 wrote: > When a task that calls state_store() to suspend > the device has used up most of its time slice, > suspend sometimes take too long. (User noticeable) > > Suspend/resume is a system wide operation.
It is also root-only.
> So, instead of depending on a userspace task's time > slice, let kworker do the work to avoid a long wait > on the runqueue.
...so if you really want high priority for that operation, just renice yourself to higher priority or something... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
| |