linux-kernel - Re: [RFC][PATCH] ptrace: Don't change _

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Message-ID: <20220421104914.GA20402@redhat.com>
Date:   Thu, 21 Apr 2022 12:49:43 +0200
From:   Oleg Nesterov <oleg@...hat.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     "Eric W. Biederman" <ebiederm@...ssion.com>, rjw@...ysocki.net,
        mingo@...nel.org, vincent.guittot@...aro.org,
        dietmar.eggemann@....com, rostedt@...dmis.org, mgorman@...e.de,
        bigeasy@...utronix.de, Will Deacon <will@...nel.org>,
        linux-kernel@...r.kernel.org, tj@...nel.org,
        linux-pm@...r.kernel.org
Subject: Re: [RFC][PATCH] ptrace: Don't change __state

On 04/21, Peter Zijlstra wrote:
>
> As such, I've taken the liberty of munging yours and Oleg's approach
> together. I've yet to actually test this but it looks feasible.

Agreed, but I am a but confused. Is it on top of 1/5? Doesn't look so,
and I can't apply it with or without 1/5. So I am not sure I understand
what exactly it does.

Oleg.