linux-kernel - Re: [PATCH resend 2/8] sched: core scheduling tagging infrastructure

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Message-ID: <YGQgng4Gbv7197hQ@hirez.programming.kicks-ass.net>
Date:   Wed, 31 Mar 2021 09:11:26 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Josh Don <joshdon@...gle.com>
Cc:     "Joel Fernandes (Google)" <joel@...lfernandes.org>,
        Nishanth Aravamudan <naravamudan@...italocean.com>,
        Julien Desfossez <jdesfossez@...italocean.com>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Vineeth Pillai <viremana@...ux.microsoft.com>,
        Aaron Lu <aaron.lwe@...il.com>,
        Aubrey Li <aubrey.intel@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>, torvalds@...ux-foundation.org,
        fweisbec@...il.com, Kees Cook <keescook@...omium.org>,
        Phil Auld <pauld@...hat.com>,
        Valentin Schneider <valentin.schneider@....com>,
        Mel Gorman <mgorman@...hsingularity.net>,
        Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
        Paolo Bonzini <pbonzini@...hat.com>, vineeth@...byteword.org,
        Chen Yu <yu.c.chen@...el.com>,
        Christian Brauner <christian.brauner@...ntu.com>,
        Agata Gruza <agata.gruza@...el.com>,
        Antonio Gomez Iglesias <antonio.gomez.iglesias@...el.com>,
        graf@...zon.com, konrad.wilk@...cle.com, dfaggioli@...e.com,
        Steven Rostedt <rostedt@...dmis.org>, benbjiang@...cent.com,
        Alexandre Chartre <alexandre.chartre@...cle.com>,
        James.Bottomley@...senpartnership.com, OWeisse@...ch.edu,
        Dhaval Giani <dhaval.giani@...cle.com>,
        "Hyser,Chris" <chris.hyser@...cle.com>,
        Hao Luo <haoluo@...gle.com>,
        Tom Lendacky <thomas.lendacky@....com>, dhiatt@...italocean.com
Subject: Re: [PATCH resend 2/8] sched: core scheduling tagging infrastructure

On Tue, Mar 30, 2021 at 02:29:06PM -0700, Josh Don wrote:
> On Mon, Mar 29, 2021 at 2:55 AM Peter Zijlstra <peterz@...radead.org> wrote:
> >
> > OK, fixed the fails. My tired head made it unconditionally return the
> > cookie-id of 'current' instead of task. Pushed out an update.
> 
> I see you have the per-task and prctl stuff pulled into your tree. I
> can rebase the compound cookie and cgroup api patches on top if you'd
> like; not sure if you've already re-ordered it locally. Any other
> comments on the former?

Hold off on that for a little while; i've been grubbing through the
cgroup code as well, just haven't had anything that actually works yet.
I'll hopefully have something soon (I really want to quickly forget all
the cgroup details again).