linux-kernel - Re: [PATCH V2 1/2] arm64: apei: implement arch_apei_get_mem

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Message-ID: <55D24DA6.3080105@codeaurora.org>
Date:	Mon, 17 Aug 2015 14:09:58 -0700
From:	"Zhang, Jonathan Zhixiong" <zjzhang@...eaurora.org>
To:	Matt Fleming <matt@...eblueprint.co.uk>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H . Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
	linux-efi@...r.kernel.org, Matt Fleming <matt.fleming@...el.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Hanjun Guo <hanjun.guo@...aro.org>,
	Will Deacon <will.deacon@....com>
Subject: Re: [PATCH V2 1/2] arm64: apei: implement
 arch_apei_get_mem_attributes()



On 8/17/2015 6:05 AM, Matt Fleming wrote:
> On Fri, 14 Aug, at 03:37:29PM, Jonathan (Zhixiong) Zhang wrote:
>> From: "Jonathan (Zhixiong) Zhang" <zjzhang@...eaurora.org>
>>
>> Table 8 of UEFI 2.5 section 2.3.6.1 defines mappings from EFI
>> memory types to MAIR attribute encodings for arm64.
>>
>> If the physical address has memory attributes defined by EFI
>> memmap as EFI_MEMORY_[UC|WC|WT], return approprate page protection
>> type according to the UEFI spec. Otherwise, return PAGE_KERNEL.
>>
>> Reviewed-by: Catalin Marinas <catalin.marinas@....com>
>> Acked-by: Hanjun Guo <hanjun.guo@...aro.org>
>> Signed-off-by: Jonathan (Zhixiong) Zhang <zjzhang@...eaurora.org>
>> Cc: Ingo Molnar <mingo@...nel.org>
>> Cc: Matt Fleming <matt.fleming@...el.com>
>> Cc: Hanjun Guo <hanjun.guo@...aro.org>
>> Cc: Will Deacon <will.deacon@....com>
>> ---
>> V2: Changed arm64's implementation of arch_apei_get_mem_attributes()
>>      from inline function to out of line function, based on Ingo's
>>      feedback.
>>
>>   arch/arm64/include/asm/acpi.h |  5 +++++
>>   arch/arm64/kernel/acpi.c      | 29 +++++++++++++++++++++++++++++
>>   2 files changed, 34 insertions(+)
>>
>
> Looks fine to me, though it appears to be missing Ard's Reviewed-by
> tag (the only change from the previous version is that it's no longer
> inline).
>
> Reviewed-by: Matt Fleming <matt.fleming@...el.com>
Thanks. Will add both Reviewed-by.
>
> Ingo, are you going to pick up this patch series and apply it directly
> to tip if you're OK with this version?
>

-- 
Jonathan (Zhixiong) Zhang
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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