Re: [PATCH v2 09/11] sched: test the cpu's capacity in wake affine

[Wanpeng Li]

Hi Vincent,
On 5/28/14, 7:15 PM, Vincent Guittot wrote:
> On 28 May 2014 12:58, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> > On Fri, May 23, 2014 at 05:53:03PM +0200, Vincent Guittot wrote:
[snip]
> > Now I'm only struggling to understand the rationale for this, its got
> > LLC in there somewhere, but I'm failing to comprehend.
> Ah.. i have probably overestimated the fact that wake_affine was only
> done at MC or SMT level but after reading more deeply the glags
> configuration of all  sched_domain level , my assumption is not true.

What's level the wake_affine should happen?

Regards,
Wanpeng Li

> So I need to test sd flag to make sure that their share their cache at
> this level
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/