From: Mathias Fredriksson <mafredri@gmail.com>
To: zsh-workers@zsh.org
Subject: Re: Deadlock when receiving kill-signal from child process
Date: Tue, 11 Aug 2015 18:22:18 +0300 [thread overview]
Message-ID: <CA+=GgY5GjUYEwHLKGc1fETpWUqZdqxV2wq=YMhYDT7tu20BOjQ@mail.gmail.com> (raw)
In-Reply-To: <150811080742.ZM27810@torch.brasslantern.com>
On Tue, Aug 11, 2015 at 6:07 PM, Bart Schaefer wrote:
>
> This looks like we're waiting for a non-existent job again. Last time
> it was the strace output that pointed to the culprit, because here the
> call stack has most likely grown and shrunk several times before the
> blocking waitjobs() is finally called.
>
> execpline() already does queue_signals() around its only waitjobs(),
> and zwaitjob() runs the signal queue before checking the status of
> jobs, so the following is a bit of a shot in the dark, rearranging
> the order in which SIGCHILD and the queues are managed. I think it's
> probably better to do it in this order anyway, I was undecided about
> it when I initially made the patches.
That seems to have done it, can't reproduce anymore!
next prev parent reply other threads:[~2015-08-11 15:23 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-03 11:25 Mathias Fredriksson
2015-08-03 15:52 ` Bart Schaefer
2015-08-03 20:36 ` Mathias Fredriksson
2015-08-03 20:58 ` Bart Schaefer
2015-08-04 21:52 ` Mathias Fredriksson
2015-08-05 0:05 ` Mathias Fredriksson
2015-08-05 6:53 ` Bart Schaefer
2015-08-05 10:37 ` Mathias Fredriksson
2015-08-05 15:52 ` Bart Schaefer
2015-08-05 16:05 ` Mathias Fredriksson
2015-08-05 18:52 ` Bart Schaefer
2015-08-05 19:11 ` Mathias Fredriksson
2015-08-05 20:20 ` Bart Schaefer
2015-08-05 21:49 ` Mathias Fredriksson
2015-08-06 5:06 ` Bart Schaefer
2015-08-06 8:24 ` Mathias Fredriksson
2015-08-06 15:54 ` Bart Schaefer
2015-08-07 0:45 ` Mathias Fredriksson
2015-08-07 5:39 ` Bart Schaefer
2015-08-09 13:53 ` Mathias Fredriksson
2015-08-09 23:42 ` Bart Schaefer
2015-08-10 0:02 ` Mikael Magnusson
2015-08-10 0:16 ` Mathias Fredriksson
2015-08-10 1:47 ` Bart Schaefer
2015-08-10 2:02 ` Mikael Magnusson
2015-08-10 15:59 ` Bart Schaefer
2015-08-10 17:30 ` Mathias Fredriksson
2015-08-10 0:36 ` Bart Schaefer
2015-08-10 0:29 ` Bart Schaefer
2015-08-10 19:34 ` Bart Schaefer
2015-08-10 21:17 ` Mathias Fredriksson
2015-08-10 22:53 ` Mathias Fredriksson
2015-08-11 0:53 ` Bart Schaefer
2015-08-11 12:17 ` Mathias Fredriksson
2015-08-11 14:38 ` Mathias Fredriksson
2015-08-11 15:07 ` Bart Schaefer
2015-08-11 15:22 ` Mathias Fredriksson [this message]
2015-08-11 4:06 ` Running commands in a zpty worker Bart Schaefer
2015-08-11 13:14 ` Mathias Fredriksson
2015-08-11 14:35 ` Mathias Fredriksson
2015-08-11 14:37 ` Bart Schaefer
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