From: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
To: ltp@lists.linux.it
Subject: [LTP] [PATCH 8/8] waitpid08: test stopped children
Date: Thu, 18 Aug 2016 14:37:15 +0300 [thread overview]
Message-ID: <57B59DEB.8040600@oracle.com> (raw)
In-Reply-To: <20160818104805.GB24254@rei.lan>
On 08/18/2016 01:48 PM, Cyril Hrubis wrote:
> Hi!
>> No-no, this should not happen, since reap_children() handles stopped
>> children this way:
>>
>> for (;;) {
>> pid = waitpid();
>>
>> if (pid is a pid of a stopped task) {
>> kill(pid, SIGCONT);
>> continue;
>> }
>>
>> <...>
>> }
>>
>> i.e. it makes all the stopped children continue.
>>
>> So there should not be any children in 'pgroup' after
>> reap_children(pgroup) has finished.
>>
>> This SIGSTOP-related code is added by the previous patch in the series
>> (waitpid13).
>
> Ah, missed that, sorry.
>
> It probably should have been in a separate patch.
Ok. I'll stplit the waitpid13 patch into two:
* one is for the SIGSTOP changes in watipid_common.h
* the other is for the actual update to waitpid13.c
>
next prev parent reply other threads:[~2016-08-18 11:37 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-10 8:40 [LTP] waitpid: new API (part 2) Stanislav Kholmanskikh
2016-08-10 8:40 ` [LTP] [PATCH 1/8] waitpid09: use the new API Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 2/8] waitpid10: " Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 3/8] syscalls/waitpid: implement waitpid_ret_test() Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 4/8] syscalls/waitpid: make reap_children() fail if errno is not ECHILD Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 5/8] waitpid11: update the description Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 6/8] waitpid12: use the new API Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 7/8] waitpid13: " Stanislav Kholmanskikh
2016-08-10 8:41 ` [LTP] [PATCH 8/8] waitpid08: test stopped children Stanislav Kholmanskikh
2016-08-16 13:03 ` Cyril Hrubis
2016-08-18 10:12 ` Stanislav Kholmanskikh
2016-08-18 10:48 ` Cyril Hrubis
2016-08-18 11:37 ` Stanislav Kholmanskikh [this message]
2016-08-16 13:24 ` [LTP] [PATCH 7/8] waitpid13: use the new API Cyril Hrubis
2016-08-16 13:20 ` [LTP] [PATCH 6/8] waitpid12: " Cyril Hrubis
2016-08-15 15:51 ` [LTP] [PATCH 5/8] waitpid11: update the description Cyril Hrubis
2016-08-15 15:49 ` [LTP] [PATCH 4/8] syscalls/waitpid: make reap_children() fail if errno is not ECHILD Cyril Hrubis
2016-08-15 15:27 ` [LTP] [PATCH 3/8] syscalls/waitpid: implement waitpid_ret_test() Cyril Hrubis
2016-08-18 9:54 ` Stanislav Kholmanskikh
2016-08-18 10:42 ` Cyril Hrubis
2016-08-18 15:15 ` Stanislav Kholmanskikh
2016-08-18 15:43 ` Cyril Hrubis
2016-08-18 15:54 ` Cyril Hrubis
2016-08-19 9:47 ` Stanislav Kholmanskikh
2016-08-22 17:38 ` Cyril Hrubis
2016-08-15 14:36 ` [LTP] [PATCH 2/8] waitpid10: use the new API Cyril Hrubis
2016-08-18 8:25 ` Stanislav Kholmanskikh
2016-08-18 8:33 ` Stanislav Kholmanskikh
2016-08-18 9:19 ` Cyril Hrubis
2016-08-15 13:55 ` [LTP] [PATCH 1/8] waitpid09: " Cyril Hrubis
2016-08-18 7:40 ` [LTP] [PATCH 1/8 V2] " Stanislav Kholmanskikh
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