linux-kernel - Re: [PATCH] x86, pat: Add comments to cachemode translation tables

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Date:	Thu, 23 Jul 2015 00:42:57 -0600
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"Toshi Kani" <toshi.kani@...com>
Cc:	<peterz@...radead.org>, <mingo@...nel.org>, <x86@...nel.org>,
	<tglx@...utronix.de>, <bp@...e.de>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86, pat: Add comments to cachemode translation
 tables

>>> On 22.07.15 at 20:06, <toshi.kani@...com> wrote:
> Add comments to the cachemode translation tables to clarify that
> the default values are set as minimal supported mode, which are
> necessary to handle WC and WT fallback to UC- when they are not
> enabled.

Wait - shouldn't WT fall back to UC (so to not be affected by WC
MTRR settings)?

Jan

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