linux-kernel - Re: [PATCH 2/3] mtrr, x86: Fix MTRR lookup to handle inclusive entry

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Message-ID: <1426087626.17007.317.camel@misato.fc.hp.com>
Date:	Wed, 11 Mar 2015 09:27:06 -0600
From:	Toshi Kani <toshi.kani@...com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	akpm@...ux-foundation.org, hpa@...or.com, tglx@...utronix.de,
	mingo@...hat.com, arnd@...db.de, linux-mm@...ck.org,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	dave.hansen@...el.com, Elliott@...com, pebolle@...cali.nl
Subject: Re: [PATCH 2/3] mtrr, x86: Fix MTRR lookup to handle inclusive entry

On Wed, 2015-03-11 at 07:32 +0100, Ingo Molnar wrote:
> * Toshi Kani <toshi.kani@...com> wrote:
> 
> > When an MTRR entry is inclusive to a requested range, i.e.
> > the start and end of the request are not within the MTRR
> > entry range but the range contains the MTRR entry entirely,
> > __mtrr_type_lookup() ignores such case because both
> > start_state and end_state are set to zero.
> 
> 'ignores such a case' or 'ignores such cases'.

Changed to 'ignores such a case'.

> > This patch fixes the issue by adding a new flag, inclusive,
> 
> s/inclusive/'inclusive'

Updated.

Thanks!
-Toshi

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