linux-kernel - Re: [PATCH] ia64: populate the cmpxchg header with appropriate code

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Message-ID: <CAA9xbM6vKjhy9LH4f=dQqAKRxjQ=3DpP2_QFL0=fJdx+y47JZw@mail.gmail.com>
Date:	Thu, 12 Apr 2012 02:15:57 +0200
From:	Émeric Maschino <emeric.maschino@...il.com>
To:	Tony Luck <tony.luck@...el.com>
Cc:	Paul Gortmaker <paul.gortmaker@...driver.com>,
	linux-ia64@...r.kernel.org, linux-kernel@...r.kernel.org,
	Fenghua Yu <fenghua.yu@...el.com>,
	David Howells <dhowells@...hat.com>
Subject: Re: [PATCH] ia64: populate the cmpxchg header with appropriate code

Hello,

Will this improve anything w.r.t.
https://bugzilla.kernel.org/show_bug.cgi?id=42757

     Emeric


Le 12 avril 2012 01:13, Tony Luck <tony.luck@...el.com> a écrit :
> On Tue, Apr 10, 2012 at 3:35 PM, Paul Gortmaker
> <paul.gortmaker@...driver.com> wrote:
>> Just wondering if you had a chance to look at this, and
>> whether it was OK and in your queue.
>
> My only concern is whether there are users who just include <asm/intrinsics.h>
> to get xchg/cmpxchg ... but I guess it should be easy enough for anyone who
> has breakage in this area to add <asm/cmpxchg.h>
>
>> It has been in linux-next for > 1wk.
>
> Sadly there are few testers for ia64 building linux-next ... so this doesn't
> mean as much as it does for an x86 patch :-(
>
>> I've got a fix for
>> arch/alpha and I can bundle this along with it in a pull
>> request if you don't have it in your queue already.
>
> I don't have it queued. If you want to handle it, that is fine. Add an
>
> Acked-by: Tony Luck <tony.luck@...el.com>
>
> -Tony
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