linux-kernel - Re: [PATCH v12] acpi, apei, arm64: APEI initial support for aarch64.

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Message-ID: <CADyBb7vPhbhGZU+UB7JcP_okA0XV+-yPZe0ass67TZWBMpNRBA@mail.gmail.com>
Date:	Wed, 10 Aug 2016 21:05:27 +0800
From:	Fu Wei <fu.wei@...aro.org>
To:	Borislav Petkov <bp@...e.de>
Cc:	Tomasz Nowicki <tn@...ihalf.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>, len.brown@...el.com,
	pavel@....cz, Hanjun Guo <hanjun.guo@...aro.org>,
	Jonathan Zhang <jon.zhixiong.zhang@...il.com>,
	Jon Masters <jcm@...hat.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Mark Rutland <mark.rutland@....com>,
	Marc Zyngier <Marc.Zyngier@....com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	Thomas Gleixner <tglx@...utronix.de>, mingo@...hat.com,
	hpa@...or.com, matt.fleming@...el.com,
	Tony Luck <tony.luck@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	x86@...nel.org,
	Linaro ACPI Mailman List <linaro-acpi@...ts.linaro.org>,
	linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v12] acpi, apei, arm64: APEI initial support for aarch64.

Hi Borislav,

On 10 August 2016 at 19:10, Borislav Petkov <bp@...e.de> wrote:
> On Wed, Aug 10, 2016 at 07:01:05PM +0800, Fu Wei wrote:
>> - if (!acpi_disable_cmcff)
>> - apei_hest_parse(hest_parse_cmc, NULL);
>> + rc =apei_hest_parse(hest_parse_cmc, NULL);
>> + if (rc)
>> + goto err;
>>
>>   if (!ghes_disable) {
>>   rc = apei_hest_parse(hest_parse_ghes_count, &ghes_count);
>>
>> Do you have other suggestion? then I can post v14 to fix it :-)
>
> Nah, looks good :)
>
> Let's keep it simple and add more involved handling when it is really
> needed. Thanks!

Thanks for your help, this have been fixed in v14(just posted).

>
> Btw, that comment:
>
> +/*
> + * acpi_disable_cmcff is used in drivers/acpi/apei/hest.c for disabling
> + * IA-32 Architecture Corrected Machine Checkx(cmc) FIRMWARE_FIRST mode by
> + * boot parameter(acpi=nocmcff). But we don't have this IA-32 specific
> + * feature on ARM64, this definition is only for compatibility.
> + */
> +#define acpi_disable_cmcff 1
>
> looks ok, except the small typo:
>
> Architecture Corrected Machine Checkx(cmc)
>                                     ^
> Make that
>
> "IA-32 Architecture Corrected Machine Check (CMC) Firmware-First mode"

Done! Thanks :-)

>
> Thanks.
>
> --
> Regards/Gruss,
>     Boris.
>
> ECO tip #101: Trim your mails when you reply.
>
> SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
> --



-- 
Best regards,

Fu Wei
Software Engineer
Red Hat