From: Peter Zijlstra <peterz@infradead.org>
To: Qais Yousef <qais.yousef@arm.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>,
mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 3/4] sched/topology: remove smt_gain
Date: Fri, 7 Sep 2018 14:42:52 +0200 [thread overview]
Message-ID: <20180907124252.GM24082@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <ca95124f-db09-c38f-d96a-5240bfe8c024@arm.com>
On Wed, Aug 29, 2018 at 03:08:38PM +0100, Qais Yousef wrote:
> It was hard to track the history of this and *why* it's needed.
Yeah, my bad..
So at some point I wanted to do dynamic capacity and dynamic smt gain by
using the x86 APERF/MPERF stuff. But it never quite worked and we got
stuck with the remnants.
next prev parent reply other threads:[~2018-09-07 12:43 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-29 13:19 [PATCH 0/4] sched/numa: remove unused code Vincent Guittot
2018-08-29 13:19 ` [PATCH 1/4] sched/numa: remove unused code from update_numa_stats() Vincent Guittot
2018-09-04 6:39 ` Srikar Dronamraju
2018-09-10 10:19 ` [tip:sched/core] sched/numa: Remove " tip-bot for Vincent Guittot
2018-08-29 13:19 ` [PATCH 2/4] sched/numa: remove unused nr_running field Vincent Guittot
2018-09-04 6:40 ` Srikar Dronamraju
2018-09-10 10:20 ` [tip:sched/core] sched/numa: Remove unused numa_stats::nr_running field tip-bot for Vincent Guittot
2018-08-29 13:19 ` [RFC PATCH 3/4] sched/topology: remove smt_gain Vincent Guittot
2018-08-29 14:08 ` Qais Yousef
2018-08-29 14:42 ` Vincent Guittot
2018-09-07 12:42 ` Peter Zijlstra [this message]
2018-09-10 11:23 ` Qais Yousef
2018-09-04 8:24 ` Srikar Dronamraju
2018-09-04 9:36 ` Vincent Guittot
2018-09-04 10:37 ` Srikar Dronamraju
2018-09-05 7:36 ` Vincent Guittot
2018-09-05 8:50 ` Srikar Dronamraju
2018-09-05 9:11 ` Vincent Guittot
2018-09-05 11:14 ` Srikar Dronamraju
2018-09-06 9:21 ` Vincent Guittot
2018-09-10 11:05 ` Qais Yousef
2018-09-10 10:07 ` [tip:sched/core] sched/fair: Fix scale_rt_capacity() for SMT tip-bot for Vincent Guittot
2018-12-11 15:31 ` [tip:sched/core] sched/topology: Remove the ::smt_gain field from 'struct sched_domain' tip-bot for Vincent Guittot
2018-08-29 13:19 ` [RFC PATCH 4/4] sched/topology: remove unused sd param from arch_scale_cpu_capacity() Vincent Guittot
2018-08-29 13:19 ` Vincent Guittot
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