linux-kernel - Re: [RESEND PATCH v7 0/2] ACPI: APEI: handle synchronous exceptions with proper si

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Date:   Fri, 16 Jun 2023 15:15:54 +0800
From:   Shuai Xue <xueshuai@...ux.alibaba.com>
To:     rafael@...nel.org, wangkefeng.wang@...wei.com,
        tanxiaofei@...wei.com, mawupeng1@...wei.com, tony.luck@...el.com,
        naoya.horiguchi@....com
Cc:     linux-acpi@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, justin.he@....com,
        akpm@...ux-foundation.org, ardb@...nel.org, ashish.kalra@....com,
        baolin.wang@...ux.alibaba.com, bp@...en8.de,
        cuibixuan@...ux.alibaba.com, dave.hansen@...ux.intel.com,
        james.morse@....com, jarkko@...nel.org, lenb@...nel.org,
        linmiaohe@...wei.com, lvying6@...wei.com, xiexiuqi@...wei.com,
        zhuo.song@...ux.alibaba.com
Subject: Re: [RESEND PATCH v7 0/2] ACPI: APEI: handle synchronous exceptions
 with proper si_code



On 2023/6/6 15:42, Shuai Xue wrote:
> changes since v6:
> - add more explicty error message suggested by Xiaofei
> - pick up reviewed-by tag from Xiaofei
> - pick up internal reviewed-by tag from Baolin
> 
> changes since v5 by addressing comments from Kefeng:
> - document return value of memory_failure()
> - drop redundant comments in call site of memory_failure() 
> - make ghes_do_proc void and handle abnormal case within it
> - pick up reviewed-by tag from Kefeng Wang 
> 
> changes since v4 by addressing comments from Xiaofei:
> - do a force kill only for abnormal sync errors
> 
> changes since v3 by addressing comments from Xiaofei:
> - do a force kill for abnormal memory failure error such as invalid PA,
> unexpected severity, OOM, etc
> - pcik up tested-by tag from Ma Wupeng
> 
> changes since v2 by addressing comments from Naoya:
> - rename mce_task_work to sync_task_work
> - drop ACPI_HEST_NOTIFY_MCE case in is_hest_sync_notify()
> - add steps to reproduce this problem in cover letter
> 
> changes since v1:
> - synchronous events by notify type
> - Link: https://lore.kernel.org/lkml/20221206153354.92394-3-xueshuai@linux.alibaba.com/
> 
> 
> Shuai Xue (2):
>   ACPI: APEI: set memory failure flags as MF_ACTION_REQUIRED on
>     synchronous events
>   ACPI: APEI: handle synchronous exceptions in task work
> 
>  arch/x86/kernel/cpu/mce/core.c |   9 +--
>  drivers/acpi/apei/ghes.c       | 113 ++++++++++++++++++++++-----------
>  include/acpi/ghes.h            |   3 -
>  mm/memory-failure.c            |  17 +----
>  4 files changed, 79 insertions(+), 63 deletions(-)
> 


Hi, Rafael,

Gentle ping.

Are you happy to queue this patch set or anything I can do to improve it?
As @Kefeng said, this issue is met in Alibaba and Huawei products, we hope it
could be fixed ASAP.

Thank you.

Best Regards,
Shuai