From: David Miller <davem@davemloft.net>
To: jeffrey.t.kirsher@intel.com
Cc: netdev@vger.kernel.org, gospo@redhat.com, bphilips@novell.com,
ak@linux.intel.com, tglx@linutronix.de, mingo@redhat.com,
hpa@zytor.com, x86@kernel.org, alexander.h.duyck@intel.com
Subject: Re: [net-next-2.6 PATCH] x86: Drop CONFIG_MCORE2 check around setting of NET_IP_ALIGN
Date: Thu, 01 Jul 2010 22:49:47 -0700 (PDT) [thread overview]
Message-ID: <20100701.224947.22524376.davem@davemloft.net> (raw)
In-Reply-To: <20100701232742.15934.49030.stgit@localhost.localdomain>
From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Date: Thu, 01 Jul 2010 16:28:27 -0700
> From: Alexander Duyck <alexander.h.duyck@intel.com>
>
> This patch removes the CONFIG_MCORE2 check from around NET_IP_ALIGN. It is
> based on a suggestion from Andi Kleen. The assumption is that there are
> not any x86 cores where unaligned access is really slow, and this change
> would allow for a performance improvement to still exist on configurations
> that are not necessarily optimized for Core 2.
>
> Cc: Andi Kleen <ak@linux.intel.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: x86@kernel.org
> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Applied, with HPA's ack.
prev parent reply other threads:[~2010-07-02 5:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-01 23:28 [net-next-2.6 PATCH] x86: Drop CONFIG_MCORE2 check around setting of NET_IP_ALIGN Jeff Kirsher
2010-07-02 0:26 ` Stephen Hemminger
2010-07-02 1:15 ` H. Peter Anvin
2010-07-02 5:49 ` David Miller [this message]
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