linux-kernel - Re: [PATCH] EFI: Only set regions uncacheable if they support it

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Message-ID: <20120315144236.GB4650@srcf.ucam.org>
Date:	Thu, 15 Mar 2012 14:42:36 +0000
From:	Matthew Garrett <mjg@...hat.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	linux-kernel@...r.kernel.org, x86@...nel.org,
	matt.fleming@...el.com
Subject: Re: [PATCH] EFI: Only set regions uncacheable if they support it

On Thu, Mar 15, 2012 at 07:36:46AM -0700, H. Peter Anvin wrote:

> I would still really like to understand why we're seeing #MCs... that's
> bothersome all by itself.

The region is the legacy video RAM, so I can imagine there being 
something magic about it.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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