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Date: Mon, 24 Nov 2014 08:34:11 +0800 From: Wanpeng Li <kernellwp@...il.com> To: Vincent Guittot <vincent.guittot@...aro.org>, Peter Zijlstra <peterz@...radead.org> CC: Ingo Molnar <mingo@...nel.org>, linux-kernel <linux-kernel@...r.kernel.org>, Russell King - ARM Linux <linux@....linux.org.uk>, LAK <linux-arm-kernel@...ts.infradead.org>, Preeti U Murthy <preeti@...ux.vnet.ibm.com>, Morten Rasmussen <Morten.Rasmussen@....com>, Mike Galbraith <efault@....de>, Nicolas Pitre <nicolas.pitre@...aro.org>, "linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>, Daniel Lezcano <daniel.lezcano@...aro.org> Subject: Re: [PATCH v2 09/11] sched: test the cpu's capacity in wake affine Hi Vincent, On 5/28/14, 7:15 PM, Vincent Guittot wrote: > On 28 May 2014 12:58, Peter Zijlstra <peterz@...radead.org> 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@...r.kernel.org > 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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