Re: [RFC PATCH] sched: Remove set_task_state()

From: Mark Rutland
Date: Tue Jan 03 2017 - 13:15:59 EST


On Tue, Jan 03, 2017 at 10:06:58AM -0800, Davidlohr Bueso wrote:
> On Tue, 03 Jan 2017, Mark Rutland wrote:
>
> >Does the below help?
>
> It does, yes. Performance is pretty much the same with either function
> without sysreg.

Great!

> With arm no longer in the picture, I'll send up another patchset with
> this change as well as Peter's cleanup remarks.

I intend to send a cleaned up version of the arm64 patch to Catalin in a
moment; the read_sysreg() issue is a regression introduced in v4.10-rc1,
so we should be able to get it in as a fix.

Thanks,
Mark.