linux-kernel - Re: [GIT PULL] scheduler updates for v5.18

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Message-ID: <8735jac0xm.fsf@yhuang6-desk2.ccr.corp.intel.com>
Date:   Tue, 22 Mar 2022 07:59:01 +0800
From:   "Huang, Ying" <ying.huang@...el.com>
To:     Qian Cai <quic_qiancai@...cinc.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        <linux-kernel@...r.kernel.org>,
        "Juri Lelli" <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        "Andrew Morton" <akpm@...ux-foundation.org>,
        Borislav Petkov <bp@...en8.de>,
        "Thomas Gleixner" <tglx@...utronix.de>
Subject: Re: [GIT PULL] scheduler updates for v5.18

Qian Cai <quic_qiancai@...cinc.com> writes:

> On Mon, Mar 21, 2022 at 11:54:09AM +0100, Ingo Molnar wrote:
>> Huang Ying (3):
>>       sched/numa-balancing: Move some document to make it consistent with the code
>>       sched/numa: Fix NUMA topology for systems with CPU-less nodes

These 2 patches are good.

>>       sched/numa: Avoid migrating task to CPU-less node

As Qian pointed out, this needs to be updated.

> Linus, I don't think you want to merge this as-is. This will introduce a
> kernel crash on arm64 NUMA as mentioned in this thread,
>
> https://lore.kernel.org/lkml/Yh6H8SPSqpjv1dl7@qian
>
> Ying sent an updated patch to fix the crash but is missing from this pull
> request for some reasons.
>
> https://lore.kernel.org/lkml/87y21lkxlv.fsf_-_@yhuang6-desk2.ccr.corp.intel.com/

This is sent as an UPDATE patch.  Hi, Peter, do you need a new version
of patchset when some patches needs to be updated in general?

Best Regards,
Huang, Ying