Re: Fix bug of clearing of waitStart in ProcWakeup() - Mailing list pgsql-hackers

From Chao Li
Subject Re: Fix bug of clearing of waitStart in ProcWakeup()
Date
Msg-id 73B94181-ED28-4BFD-9FF4-20D236DCEBA4@gmail.com
Whole thread Raw
In response to Re: Fix bug of clearing of waitStart in ProcWakeup()  (Fujii Masao <masao.fujii@gmail.com>)
List pgsql-hackers

> On Feb 26, 2026, at 08:08, Fujii Masao <masao.fujii@gmail.com> wrote:
>
> On Wed, Feb 25, 2026 at 7:03 AM Chao Li <li.evan.chao@gmail.com> wrote:
>>
>>
>>
>>> On Feb 24, 2026, at 23:41, Fujii Masao <masao.fujii@gmail.com> wrote:
>>>
>>> On Tue, Feb 24, 2026 at 4:31 PM ji xu <thanksgreed@gmail.com> wrote:
>>>>
>>>>
>>>> Chao Li <li.evan.chao@gmail.com> 于2026年2月24日周二 14:29写道:
>>>>>
>>>>> Since this function is clearly operating on the parameter proc, the only statement that touches MyProc looks
suspicious.It should reset proc->waitStart, not MyProc->waitStart. 
>>>>>
>>>>> As written, it will incorrectly clear the caller’s waitStart instead of the awakened backend’s, potentially
leavinga stale waitStart value in the target PGPROC. 
>>>
>>> Thanks for the report!
>>>
>>
>> I just realized that I forgot to attach the patch file. Anyway, that’s just a one-line change.
>
> I've pushed the patch. Thanks!
>
> Regards,
>
> --
> Fujii Masao

Hi Fujii-san, thank you very much for taking care of this patch.

Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/







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