Re: [PATCH 1/2] Fix lwp_suspend/unsuspend imbalance in linux_wait_1

Antoine Tremblay
2016-08-31T18:25:09Z

Pedro Alves writes:

> On 08/31/2016 06:50 PM, Antoine Tremblay wrote:
>>
>> Pedro Alves writes:
>>
>>> On 08/31/2016 06:14 PM, Antoine Tremblay wrote:
>>>> This patch fixes imbalanced lwp_suspend/unsuspend calls caused by the
>>>> premature choosing of another event for fairness.
>>>>
>>>> select_event_lwp would switch the event before a call to
>>>> unsuspend_all_lwps, thus it would be called with the wrong event.
>>>
>>> Hmm, that does sound wrong.
>>>
>>> Patch LGTM.
>>>
>>
>> Thanks, pushed.
>
> Could you push it to 7.12 as well?
>

OK, pushed to 7.12

> I wonder whether this might fix:
>
> https://sourceware.org/bugzilla/show_bug.cgi?id=20176
>

I hope they will retest.