From: Tong Tiangen <tongtiangen@huawei.com>
To: Borislav Petkov <bp@alien8.de>
Cc: "Luck, Tony" <tony.luck@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
"wangkefeng.wang@huawei.com" <wangkefeng.wang@huawei.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
Naoya Horiguchi <naoya.horiguchi@nec.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Guohanjun <guohanjun@huawei.com>
Subject: Re: [PATCH -next v4 2/3] x86/mce: rename MCE_IN_KERNEL_COPYIN to MCE_IN_KERNEL_COPY_MC
Date: Sun, 4 Feb 2024 09:52:36 +0800 [thread overview]
Message-ID: <90576a70-9ab3-dca7-f5cc-67e430dbe460@huawei.com> (raw)
In-Reply-To: <20240203094309.GDZb4KrS2GWa5XtGeZ@fat_crate.local>
在 2024/2/3 17:43, Borislav Petkov 写道:
> On Sat, Feb 03, 2024 at 03:56:04PM +0800, Tong Tiangen wrote:
>> The goal of this patch:
>> When #MC is triggered by copy_mc_user_highpage(), #MC is directly
>> processed in the synchronously triggered do_machine_check() ->
>> kill_me_never() -> memory_failure().
>>
>> And the current handling is to call memory_failure_queue() ->
>> schedule_work_on() in the execution context, I think that's what
>> "scheduling someone else to handle it at some future point is risky."
>
> Ok, now take everything that was discussed on the thread and use it to
> rewrite all your commit messages to explain *why* you're doing this, not
> *what* you're doing - that is visible from the diff.
>
> A possible way to structure them is:
>
> 1. Prepare the context for the explanation briefly.
>
> 2. Explain the problem at hand.
>
> 3. "It happens because of <...>"
>
> 4. "Fix it by doing X"
>
> 5. "(Potentially do Y)."
>
> And some of those above are optional depending on the issue being
> explained.
>
> For more detailed info, see
> Documentation/process/submitting-patches.rst,
> Section "2) Describe your changes".
>
> Also, to the tone, from Documentation/process/submitting-patches.rst:
>
> "Describe your changes in imperative mood, e.g. "make xyzzy do frotz"
> instead of "[This patch] makes xyzzy do frotz" or "[I] changed xyzzy
> to do frotz", as if you are giving orders to the codebase to change
> its behaviour."
>
> Also, do not talk about what your patch does - that should (hopefully) be
> visible from the diff itself. Rather, talk about *why* you're doing what
> you're doing.
OK, will improved next version.
Thank.
Tong.
>
> Thx.
>
next prev parent reply other threads:[~2024-02-04 1:52 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-11 13:55 [PATCH -next v4 0/3] minor improvements for x86 mce processing Tong Tiangen
2024-01-11 13:55 ` [PATCH -next v4 1/3] x86/mce: remove redundant fixup type EX_TYPE_COPY Tong Tiangen
2024-01-30 21:09 ` Borislav Petkov
2024-02-01 11:02 ` Tong Tiangen
2024-02-01 12:43 ` Tong Tiangen
2024-01-11 13:55 ` [PATCH -next v4 2/3] x86/mce: rename MCE_IN_KERNEL_COPYIN to MCE_IN_KERNEL_COPY_MC Tong Tiangen
2024-01-31 7:02 ` Borislav Petkov
2024-02-01 11:37 ` Tong Tiangen
2024-02-01 14:20 ` Borislav Petkov
2024-02-02 7:51 ` Tong Tiangen
2024-02-02 13:39 ` Borislav Petkov
2024-02-02 18:44 ` Luck, Tony
2024-02-02 19:42 ` Borislav Petkov
2024-02-02 21:36 ` Luck, Tony
2024-02-02 22:22 ` Borislav Petkov
2024-02-02 22:46 ` Luck, Tony
2024-02-03 7:56 ` Tong Tiangen
2024-02-03 9:43 ` Borislav Petkov
2024-02-04 1:52 ` Tong Tiangen [this message]
2024-01-11 13:55 ` [PATCH -next v4 3/3] x86/mce: set MCE_IN_KERNEL_COPY_MC for DEFAULT_MCE_SAFE exception Tong Tiangen
2024-01-15 13:25 ` [PATCH -next v4 0/3] minor improvements for x86 mce processing Kefeng Wang
2024-01-15 13:33 ` Borislav Petkov
2024-01-16 1:14 ` Kefeng Wang
2024-01-16 10:30 ` Borislav Petkov
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