linux-kernel - Re: [PATCH RFC 00/12] Core-sched v6+: kernel protection and hotplug fixes

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Message-ID: <20200820014456.GD1492280@google.com>
Date:   Wed, 19 Aug 2020 21:44:56 -0400
From:   Joel Fernandes <joel@...lfernandes.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Aaron Lu <aaron.lwe@...il.com>,
        Aubrey Li <aubrey.li@...ux.intel.com>,
        Julien Desfossez <jdesfossez@...italocean.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Paul Turner <pjt@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Tim Chen <tim.c.chen@...el.com>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Vineeth Pillai <viremana@...ux.microsoft.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        fweisbec@...il.com, kerrnel@...gle.com,
        Phil Auld <pauld@...hat.com>,
        Valentin Schneider <valentin.schneider@....com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Chen Yu <yu.c.chen@...el.com>,
        Christian Brauner <christian.brauner@...ntu.com>
Subject: Re: [PATCH RFC 00/12] Core-sched v6+: kernel protection and hotplug
 fixes

On Wed, Aug 19, 2020 at 11:26:48AM -0700, Kees Cook wrote:
> On Fri, Aug 14, 2020 at 11:18:56PM -0400, Joel Fernandes (Google) wrote:
> > This series is continuation of main core-sched v6 series [1] and adds support
> 
> - Is this really "RFC"? Seeing multiple authors implies this is looking
>   to get merged. :)

This mini series was inspired by discussions/concerns mostly by Thomas so
that's why I kept it as RFC since I thought more comments will come.

> - Is this on top of the v6 core-sched series (or instead of)? (That
>   series doesn't seem to be RFC any more either, IMO, if it's at v6.) If
>   this replaces that series, isn't this v7? I don't see the v6
>   core-sched series in -next anywhere?

Yes, it was just a continuation of that. Actually I screwed up, I should have
just posted the whole v6 again with these patches with appropriate
subject-prefix. That would prevent confusion.

> - Whatever the case, please include the series version in the "[PATCH vN ...]"
>   portion of the Subject, otherwise things like "b4" don't really know what's
>   happening.

Got it.

> Sorry for the drive-by comments, but I was really confused trying to
> understand how this fit together. :)

No problem, your comments are very valid so they are welcome :)

thanks,

 - Joel


> -- 
> Kees Cook