linux-kernel - Re: [PATCH 6/6] arm64: wire cpu-invariant accounting support up to the task scheduler

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Message-ID: <20170612130714.GE24187@e104818-lin.cambridge.arm.com>
Date:   Mon, 12 Jun 2017 14:07:14 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Dietmar Eggemann <dietmar.eggemann@....com>
Cc:     linux-kernel@...r.kernel.org, linux@....linux.org.uk,
        Juri Lelli <juri.lelli@....com>, linux-pm@...r.kernel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Will Deacon <will.deacon@....com>,
        Vincent Guittot <vincent.guittot@...aor.org>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Morten Rasmussen <morten.rasmussen@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 6/6] arm64: wire cpu-invariant accounting support up to
 the task scheduler

On Thu, Jun 08, 2017 at 08:55:13AM +0100, Dietmar Eggemann wrote:
> Commit 8cd5601c5060 ("sched/fair: Convert arch_scale_cpu_capacity() from
> weak function to #define") changed the wiring which now has to be done
> by associating arch_scale_cpu_capacity with the actual implementation
> provided by the architecture.
> 
> Define arch_scale_cpu_capacity to use the arch_topology "driver"
> function topology_get_cpu_scale() for the task scheduler's cpu-invariant
> accounting instead of the default arch_scale_cpu_capacity() in
> kernel/sched/sched.h.
> 
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Juri Lelli <juri.lelli@....com>
> Signed-off-by: Dietmar Eggemann <dietmar.eggemann@....com>
> ---
>  arch/arm64/include/asm/topology.h | 3 +++
>  1 file changed, 3 insertions(+)

Acked-by: Catalin Marinas <catalin.marinas@....com>