Message-ID: <5140F0B0.8060903@redhat.com>
Date: Wed, 13 Mar 2013 17:33:36 -0400
From: Rik van Riel <riel@redhat.com>
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To: Michel Lespinasse <walken@google.com>
CC: Alex Shi <alex.shi@intel.com>, Ingo Molnar <mingo@kernel.org>,
        David Howells <dhowells@redhat.com>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Thomas Gleixner <tglx@linutronix.de>,
        Yuanhan Liu <yuanhan.liu@linux.intel.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/12] rwsem: make the waiter type an enumeration rather
 than a bitmask
References: <1362612111-28673-1-git-send-email-walken@google.com> <1362612111-28673-2-git-send-email-walken@google.com>
In-Reply-To: <1362612111-28673-2-git-send-email-walken@google.com>
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On 03/06/2013 06:21 PM, Michel Lespinasse wrote:
> We are not planning to add some new waiter flags, so we can convert the
> waiter type into an enumeration.
>
> Background: David Howells suggested I do this back when I tried adding
> a new waiter type for unfair readers. However, I believe the cleanup
> applies regardless of that use case.

Given the discussion on patch 10/12 and 11/12, could we benefit
from the fair vs. unfair distinction?

> Signed-off-by: Michel Lespinasse <walken@google.com>


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