linux-kernel - Re: v5.7: new core kernel option missing help text

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: <jhj8sh1j15v.mognet@arm.com>
Date:   Fri, 05 Jun 2020 10:46:04 +0100
From:   Valentin Schneider <valentin.schneider@....com>
To:     Vincent Guittot <vincent.guittot@...aro.org>
Cc:     Thara Gopinath <thara.gopinath@...aro.org>,
        Russell King - ARM Linux admin <linux@...linux.org.uk>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: v5.7: new core kernel option missing help text


On 05/06/20 08:03, Vincent Guittot wrote:
> On Thu, 4 Jun 2020 at 17:38, Valentin Schneider
> <valentin.schneider@....com> wrote:
>> ---
>> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
>> index 16fbf74030fe..1e92080dc275 100644
>> --- a/arch/arm/Kconfig
>> +++ b/arch/arm/Kconfig
>> @@ -46,6 +46,7 @@ config ARM
>>         select EDAC_ATOMIC_SCRUB
>>         select GENERIC_ALLOCATOR
>>         select GENERIC_ARCH_TOPOLOGY if ARM_CPU_TOPOLOGY
>> +       select SCHED_THERMAL_PRESSURE if GENERIC_ARCH_TOPOLOGY
>
> I think that SCHED_THERMAL_PRESSURE depends on ARM_CPU_TOPOLOGY but
> not on GENERIC_ARCH_TOPOLOGY.
> ARM_CPU_TOPOLOGY is used to define arch_scale_thermal_pressure for arm
> architecture
> and we only use the header file of the generic arch_topology.h.
> Function like arch_set_thermal_pressure() is in sched/core.c
>

You're right, oh well... Let me spend a bit more time on this and I'll
send actual patches.