linux-kernel - Re: [PATCH v4] ARM: mm: fix reporting of read-only PMD bits

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Message-ID: <5339B011.7070006@codeaurora.org>
Date:	Mon, 31 Mar 2014 11:12:33 -0700
From:	Laura Abbott <lauraa@...eaurora.org>
To:	Kees Cook <keescook@...gle.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
CC:	Russell King <linux@....linux.org.uk>,
	Rob Herring <robherring2@...il.com>,
	Olof Johansson <olof@...om.net>,
	Catalin Marinas <catalin.marinas@....com>,
	Steve Capper <steve.capper@...aro.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4] ARM: mm: fix reporting of read-only PMD bits

On 3/28/2014 11:45 AM, Kees Cook wrote:
> On Sat, Mar 22, 2014 at 9:20 PM, Kees Cook <keescook@...omium.org> wrote:
>> On non-LPAE ARMv6+, read-only PMD bits are defined with the combination
>> "PMD_SECT_APX | PMD_SECT_AP_WRITE". Adjusted the bit masks to correctly
>> report this.
>>
>> Signed-off-by: Kees Cook <keescook@...omium.org>
>> ---
>> v4:
>>  - clean up defines for CPU versions; Rob Herring.
>> v3:
>>  - check for pre-v6 CPUs on the page table report.
>> v2:
>>  - reorder bits, suggested by Olof.
> 
> Can anyone give this a test or ack? I've done build tests for all CPU
> combinations, and runtime tests on v6 and LPAE.
> 
> Thanks!
> 
> -Kees
> 

You are welcome to add

Tested-by: Laura Abbott <lauraa@...eaurora.org>

Laura

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