Re: [PATCH v3] acpi: apei: fix the wrongly iterate generic error status block

From: Borislav Petkov
Date: Thu Aug 17 2017 - 05:39:09 EST


On Wed, Aug 16, 2017 at 04:14:50PM +0800, Dongjiu Geng wrote:
> The revision 0x300 generic error data entry is different
> from the old version, but currently iterating through the
> GHES estatus blocks does not take into account this difference.
> This will lead to failure to get the right data entry if GHES
> has revision 0x300 error data entry.
>
> Update the GHES estatus iteration to properly increment using

iteration macro

> acpi_hest_get_next, and correct the iteration termination condition

Please end function names with parentheses.

> because the status block data length only includes error data length.

<---- newline here.

> Clear the CPER estatus printing iteration logic to use same macro.

s/Clear ... /Convert ... to the same macro./

>
> Signed-off-by: Dongjiu Geng <gengdongjiu@xxxxxxxxxx>
> CC: Tyler Baicar <tbaicar@xxxxxxxxxxxxxx>
> ---
> drivers/acpi/apei/apei-internal.h | 5 -----
> drivers/firmware/efi/cper.c | 12 ++----------
> include/acpi/ghes.h | 5 +++++
> 3 files changed, 7 insertions(+), 15 deletions(-)

With those addressed you can add:

Reviewed-by: Borislav Petkov <bp@xxxxxxx>

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Boris.

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