linux-kernel - Re: [PATCH] x86,apic: Blacklist x2APIC on some platforms

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Message-ID: <20130105145519.GB32169@linux-youquan.bj.intel.com>
Date:	Sat, 5 Jan 2013 09:55:19 -0500
From:	Youquan Song <youquan.song@...ux.intel.com>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	"H. Peter Anvin" <hpa@...ux.intel.com>,
	Youquan Song <youquan.song@...el.com>,
	linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...nel.org,
	Youquan Song <youquan.song@...ux.intel.com>
Subject: Re: [PATCH] x86,apic: Blacklist x2APIC on some platforms

On Tue, Dec 18, 2012 at 09:42:30AM -0800, Yinghai Lu wrote:
> On Tue, Dec 18, 2012 at 9:33 AM, H. Peter Anvin <hpa@...ux.intel.com> wrote:
> > On 12/18/2012 09:07 AM, Youquan Song wrote:
> >> Blacklist x2apic when Nivida graphics enabled on Lenovo ThinkPad T420.
> >> Also set blacklist x2apic for Lenovo ThinkPad W520 and L520.
> >
> > I thought we had gotten reports that the Nvidia correlation was false?
> 
> that's T520.

Hi hpa,

Yinghai's T520 works when x2APIC enabled, so do not need to blacklist.

Would you like to take the patch?

Thanks
-Youquan
 
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