linux-kernel - Re: [PATCH 1/2] locking: Implement an algorithm choice for Wound-Wait mutexes

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Message-ID: <20180614185139.GG12198@hirez.programming.kicks-ass.net>
Date:   Thu, 14 Jun 2018 20:51:39 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Thomas Hellstrom <thellstrom@...are.com>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>,
        Jonathan Corbet <corbet@....net>,
        Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>,
        David Airlie <airlied@...ux.ie>,
        Davidlohr Bueso <dave@...olabs.net>,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Josh Triplett <josh@...htriplett.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-doc@...r.kernel.org, linux-media@...r.kernel.org,
        linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH 1/2] locking: Implement an algorithm choice for
 Wound-Wait mutexes

On Thu, Jun 14, 2018 at 06:43:40PM +0200, Thomas Hellstrom wrote:
> Overall, I think this looks fine. I'll just fix up the FLAG_WAITERS setting
> and affected comments and do some torture testing on it.

Thanks!

> Are you OK with adding the new feature and the cleanup in the same patch?

I suppose so, trying to untangle that will be a bit of a pain. But if
you feel so inclined I'm not going to stop you :-)