From: "H. Peter Anvin" <hpa@zytor.com>
To: Suresh Siddha <suresh.b.siddha@intel.com>, "holt@sgi.com" <holt@sgi.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Venkatesh Pallipadi <venkatesh.pallipadi@gmail.com>,
Venkatesh Pallipadi <venkatesh.pallipadi@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"x86@kernel.org" <x86@kernel.org>
Subject: Re: [patch 2/2] x86,pat Convert memtype_lock into an rw_lock.
Date: Wed, 17 Mar 2010 12:51:14 -0700 [thread overview]
Message-ID: <ff8c11be-b22d-4849-9b19-d9107c4fea47@email.android.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 759 bytes --]
Well, as you know :) tglx and I are on the road ... I'll try to get to it on Friday before I take off again.
"Suresh Siddha" <suresh.b.siddha@intel.com> wrote:
>On Mon, 2010-03-15 at 06:21 -0700, holt@sgi.com wrote:
>> Convert the memtype_lock from a spin_lock to an rw_lock. The first
>> version of my patch had this and it did improve performance for fault
>> in times. The atomic page flags patch (first in the series) improves
>> things much greater for ram pages. This patch is to help the other pages.
>>
>
>Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
>
>X86 folks, can you please queue both these patches if you don't have
>any objections.
>
>thanks,
>suresh
>
--
Sent from my mobile phone, pardon any lack of formatting.
next reply other threads:[~2010-03-17 19:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-17 19:51 H. Peter Anvin [this message]
2010-03-18 0:19 ` Suresh Siddha
2010-03-24 11:32 ` Peter Zijlstra
2010-03-24 16:12 ` Suresh Siddha
2010-03-24 16:36 ` Peter Zijlstra
-- strict thread matches above, loose matches on Subject: below --
2010-03-24 0:36 [patch 0/2] x86,pat: Reduce contention on the memtype_lock -V4 holt
2010-03-24 0:36 ` [patch 2/2] x86,pat Convert memtype_lock into an rw_lock holt
2010-03-15 13:21 [patch 0/2] x86,pat: Reduce contention on the memtype_lock -V3 holt
2010-03-15 13:21 ` [patch 2/2] x86,pat Convert memtype_lock into an rw_lock holt
2010-03-17 16:21 ` Suresh Siddha
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