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Date: Fri, 6 Feb 2015 08:46:15 -0800
Message-ID: <CA+55aFyokpjniYCLAM8sj_EVztfQh45wKfMSAkSxD75GgAaBSg@mail.gmail.com>
Subject: Re: Linux 3.19-rc5
From: Linus Torvalds <torvalds@linux-foundation.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: =?UTF-8?Q?Bruno_Pr=C3=A9mont?= <bonbons@linux-vserver.org>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Ingo Molnar <mingo@kernel.org>,
        Peter Hurley <peter@hurleysoftware.com>,
        Davidlohr Bueso <dave@stgolabs.net>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ilya Dryomov <ilya.dryomov@inktank.com>,
        Mike Galbraith <umgwanakikbuti@gmail.com>,
        Oleg Nesterov <oleg@redhat.com>
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On Fri, Feb 6, 2015 at 8:39 AM, Peter Zijlstra <peterz@infradead.org> wrote:
>
> I like the macro one though; I worry a wee bit about non-documented
> cases through. If someone is doing something way subtle we'll break it
> :/

Yeah, I agree. And I wonder how much we should even care. People who
do this thing by hand - rather than using the wait-event model - are
*likely* legacy stuff or just random drivers, or simply stuff that
isn't all that performance-sensitive.

So I dunno how worthwhile this all is.

                     Linus
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