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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAKfTPtBNbXtO3hb-GE_LSbAXVOGOUQR7-iFOvfumDJKqmg_Ung@mail.gmail.com>
Date:   Mon, 12 Jun 2017 16:33:35 +0200
From:   Vincent Guittot <vincent.guittot@...aro.org>
To:     Dietmar Eggemann <dietmar.eggemann@....com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        Russell King - ARM Linux <linux@....linux.org.uk>,
        LAK <linux-arm-kernel@...ts.infradead.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Juri Lelli <juri.lelli@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Morten Rasmussen <morten.rasmussen@....com>
Subject: Re: [PATCH 6/6] arm64: wire cpu-invariant accounting support up to
 the task scheduler

On 8 June 2017 at 09:55, Dietmar Eggemann <dietmar.eggemann@....com> 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>

Acked-by: Vincent Guittot <vincent.guittot@...aro.org>