From: Jan Kiszka <jan.kiszka@siemens.com>
To: Richard Weinberger <richard@nod.at>
Cc: xenomai <xenomai@xenomai.org>
Subject: Re: [PATCH v2 0/9] Revive alchemy, pSOS and VxWorks tests
Date: Thu, 14 Apr 2022 17:34:05 +0200 [thread overview]
Message-ID: <791b80dc-363a-219a-d245-cde9e9905b27@siemens.com> (raw)
In-Reply-To: <1588685029.254441.1649949221432.JavaMail.zimbra@nod.at>
On 14.04.22 17:13, Richard Weinberger wrote:
> ----- Ursprüngliche Mail -----
>> Von: "Jan Kiszka" <jan.kiszka@siemens.com>
>>> task5 fails:
>>> [9] at task-5.c:79
>>> [1] at task-5.c:23
>>> [10] at task-5.c:87
>>> [3] at task-5.c:40
>>> [11] at task-5.c:95
>>> [4] at task-5.c:45
>>> [5] at task-5.c:50
>>> [6] at task-5.c:55
>>> [2] at task-5.c:28
>>> [7] at task-5.c:60
>>> 0"003.160| BUG in __traceobj_check_abort(): [FGND] wrong return status:
>>> task-5.c:63 => EINVAL (want OK)
>
>
> This failure is a little trickier.
>
> Line 62 is:
> ret = rt_task_set_priority(&t_bgnd, info.prio + 1);
> ret is EINVAL, that's why the assert in line 63 fails.
> It fails because t_bgnd has already terminated.
>
> This concurs also with the above marker [2].
> [2] is reached when t_bgnd is done.
>
> The foreground task does:
> ret = rt_task_inquire(NULL, &info);
> traceobj_assert(&trobj, ret == 0 && info.prio == 21);
>
> traceobj_mark(&trobj, 6);
>
> ret = rt_task_set_priority(&t_bgnd, info.prio);
> traceobj_check(&trobj, ret, 0);
>
> traceobj_mark(&trobj, 7);
>
> ret = rt_task_set_priority(&t_bgnd, info.prio + 1);
> traceobj_check(&trobj, ret, 0);
>
> traceobj_mark(&trobj, 8);
>
> So it asks for it's own priority, it must be 21, that's okay.
> Then it raises the priority of t_bgnd from 20 to 21
> and assumes that no scheduling happens. But this seems to fail.
>
> Did the nucleus CPU scheduler guarantee that giving another task
> the same priority of the calling task will favour the caller?
> Now the gifted task seems to win.
Did you configure with --enable-lazy-setsched? If not, set_prio should
send the caller to Linux, and that will definitely cause some scheduling
change.
Jan
--
Siemens AG, Technology
Competence Center Embedded Linux
next prev parent reply other threads:[~2022-04-14 15:34 UTC|newest]
Thread overview: 112+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-13 21:58 [PATCH v2 0/9] Revive alchemy, pSOS and VxWorks tests Richard Weinberger
2022-04-13 21:58 ` [PATCH 1/9] testsuite: Move alchemy tests into testsuite/ Richard Weinberger
2022-04-13 21:58 ` [PATCH 2/9] testsuite: Hook up alchemytests Richard Weinberger
2022-04-13 21:58 ` [PATCH 3/9] testsuite: Add a simple test driver for alchemytests Richard Weinberger
2022-04-14 11:28 ` Jan Kiszka
2022-04-14 11:42 ` Richard Weinberger
2022-04-13 21:58 ` [PATCH 4/9] Remove old alchemy tests Makefile Richard Weinberger
2022-04-13 21:58 ` [PATCH 5/9] alchemytests: Fix gcc warning in buffer-1 Richard Weinberger
2022-04-13 21:58 ` [PATCH 6/9] alchemytests: Fix gcc warning in task-9 Richard Weinberger
2022-04-13 21:58 ` [PATCH 7/9] testsuite: Move pSOS tests into testsuite/ Richard Weinberger
2022-04-13 21:58 ` [PATCH 8/9] testsuite: Add a simple test driver for psostests Richard Weinberger
2022-04-13 21:58 ` [PATCH 9/9] testsuite: Integrate vwworks tests into testsuite/ Richard Weinberger
2022-04-14 11:18 ` [PATCH v2 0/9] Revive alchemy, pSOS and VxWorks tests Jan Kiszka
2022-04-14 11:29 ` Richard Weinberger
2022-04-14 12:58 ` Richard Weinberger
2022-04-14 14:15 ` Bezdeka, Florian
2022-04-14 14:19 ` Richard Weinberger
2022-04-14 15:13 ` Richard Weinberger
2022-04-14 15:34 ` Jan Kiszka [this message]
2022-04-14 15:41 ` Richard Weinberger
2022-04-14 15:43 ` Jan Kiszka
2023-04-06 10:33 ` [PATCH v3 0/11] " Aaron Marcher
2023-04-06 10:33 ` [PATCH 01/11] testsuite: Move alchemy tests into testsuite/ Aaron Marcher
2023-04-06 10:33 ` [PATCH 02/11] testsuite: Hook up alchemytests Aaron Marcher
2023-04-06 10:33 ` [PATCH 03/11] testsuite: Add a simple test driver for alchemytests Aaron Marcher
2023-04-06 10:33 ` [PATCH 04/11] Remove old alchemy tests Makefile Aaron Marcher
2023-04-06 10:33 ` [PATCH 05/11] alchemytests: Fix gcc warning in buffer-1 Aaron Marcher
2023-04-06 10:33 ` [PATCH 06/11] alchemytests: Fix gcc warning in task-9 Aaron Marcher
2023-04-06 10:33 ` [PATCH 07/11] testsuite: Move pSOS tests into testsuite/ Aaron Marcher
2023-04-06 10:33 ` [PATCH 08/11] testsuite: Add a simple test driver for psostests Aaron Marcher
2023-04-06 10:33 ` [PATCH 09/11] testsuite: Integrate vwworks tests into testsuite/ Aaron Marcher
2023-04-06 10:33 ` [PATCH 10/11] alchemytests: check pipe-1 asprintf ret value Aaron Marcher
2023-04-06 10:33 ` [PATCH 11/11] vxworkstests: fix Makefile.am reference Aaron Marcher
2023-04-16 7:33 ` Jan Kiszka
2023-04-16 7:32 ` [PATCH v3 0/11] Revive alchemy, pSOS and VxWorks tests Jan Kiszka
2023-04-16 7:41 ` Jan Kiszka
2023-04-16 9:03 ` Richard Weinberger
2023-05-17 7:30 ` Aaron Marcher
2023-05-17 9:35 ` Jan Kiszka
2023-05-20 14:57 ` Florian Bezdeka
2023-07-20 14:51 ` [PATCH v4 00/10] " Aaron Marcher
2023-07-20 14:51 ` [PATCH 01/10] testsuite: Fully integrate alchemytests into smokey Aaron Marcher
2023-07-20 16:50 ` Jan Kiszka
2023-07-20 14:51 ` [PATCH 02/10] testsuite: Fully integrate psostests " Aaron Marcher
2023-07-20 14:51 ` [PATCH 03/10] testsuite: Fully integrate vwworkstests " Aaron Marcher
2023-07-20 14:51 ` [PATCH 04/10] testsuite: Remove old alchemytests Makefile Aaron Marcher
2023-07-20 14:51 ` [PATCH 05/10] alchemytests: Fix gcc warning in buffer-1 Aaron Marcher
2023-07-20 14:51 ` [PATCH 06/10] alchemytests: Fix gcc warning in task-9 Aaron Marcher
2023-07-20 14:51 ` [PATCH 07/10] alchemytests: Check pipe-1 asprintf ret value Aaron Marcher
2023-07-20 14:51 ` [PATCH 08/10] alchemytests: Fix task-2 Aaron Marcher
2023-07-20 14:51 ` [PATCH 09/10] alchemytests: Fix task-5 logic Aaron Marcher
2023-07-20 14:51 ` [PATCH 10/10] testsuite: disable broken tests Aaron Marcher
2023-07-20 14:54 ` [PATCH v4 00/10] Revive alchemy, pSOS and VxWorks tests Jan Kiszka
2023-07-20 15:01 ` Aaron Marcher
2023-07-24 13:52 ` [PATCH v5 " Aaron Marcher
2023-07-24 13:52 ` [PATCH 01/10] testsuite: Fully integrate alchemytests into smokey Aaron Marcher
2023-08-10 7:07 ` Florian Bezdeka
2023-08-11 17:32 ` Jan Kiszka
2023-08-16 12:43 ` Aaron Marcher
2023-09-14 7:41 ` Jan Kiszka
2023-09-20 13:52 ` [PATCH 0/5] Improvements for smokey skintests Aaron Marcher
2023-09-20 13:52 ` [PATCH 1/5] lib: Add smokey_run_extprog as helper for testsuite Aaron Marcher
2023-09-22 15:49 ` Jan Kiszka
2023-09-22 21:03 ` Richard Weinberger
2023-09-25 13:03 ` [PATCH] lib: Drop cpu-affinity=0 from skin-tests helper Aaron Marcher
2023-09-25 15:04 ` Philippe Gerum
2023-09-25 15:12 ` [PATCH 0/1 V2] " Aaron Marcher
2023-09-25 15:12 ` [PATCH 1/1] " Aaron Marcher
2023-09-25 15:42 ` Jan Kiszka
2023-09-28 17:04 ` Jan Kiszka
2023-09-28 17:30 ` Jan Kiszka
2023-09-29 12:12 ` Aaron Marcher
2023-09-29 12:34 ` Jan Kiszka
2023-09-20 13:52 ` [PATCH 2/5] testsuite: Merge alchemytests in single smokey case Aaron Marcher
2023-09-20 13:52 ` [PATCH 3/5] testsuite: Merge psostests in a " Aaron Marcher
2023-09-20 13:52 ` [PATCH 4/5] testsuite: Merge vxworkstests " Aaron Marcher
2023-09-20 13:52 ` [PATCH 5/5] testsuite: Drop skin test "drivers" Aaron Marcher
2023-09-22 15:52 ` [PATCH 0/5] Improvements for smokey skintests Jan Kiszka
2023-09-20 14:00 ` [PATCH 01/10] testsuite: Fully integrate alchemytests into smokey Aaron Marcher
2023-08-16 12:41 ` Aaron Marcher
2023-08-16 14:19 ` Jan Kiszka
2023-07-24 13:52 ` [PATCH 02/10] testsuite: Fully integrate psostests " Aaron Marcher
2023-07-24 13:52 ` [PATCH 03/10] testsuite: Fully integrate vwworkstests " Aaron Marcher
2023-07-24 13:52 ` [PATCH 04/10] testsuite: Remove old alchemytests Makefile Aaron Marcher
2023-07-24 13:52 ` [PATCH 05/10] alchemytests: Fix gcc warning in buffer-1 Aaron Marcher
2023-07-24 13:52 ` [PATCH 06/10] alchemytests: Fix gcc warning in task-9 Aaron Marcher
2023-07-24 13:52 ` [PATCH 07/10] alchemytests: Check pipe-1 asprintf ret value Aaron Marcher
2023-07-24 13:52 ` [PATCH 08/10] alchemytests: Fix task-2 Aaron Marcher
2023-07-24 14:39 ` Richard Weinberger
2023-07-25 8:29 ` [PATCH v6 00/10] Revive alchemy, pSOS and VxWorks tests Aaron Marcher
2023-07-25 8:29 ` [PATCH 01/10] testsuite: Fully integrate alchemytests into smokey Aaron Marcher
2023-08-09 7:28 ` Jan Kiszka
2023-08-09 11:32 ` [PATCH v7 " Jan Kiszka
2023-07-25 8:29 ` [PATCH 02/10] testsuite: Fully integrate psostests " Aaron Marcher
2023-08-09 11:32 ` [PATCH v7 " Jan Kiszka
2023-07-25 8:29 ` [PATCH 03/10] testsuite: Fully integrate vwworkstests " Aaron Marcher
2023-08-09 11:32 ` [PATCH v7 " Jan Kiszka
2023-08-09 15:02 ` Jan Kiszka
2023-07-25 8:29 ` [PATCH 04/10] testsuite: Remove old alchemytests Makefile Aaron Marcher
2023-07-25 8:29 ` [PATCH 05/10] alchemytests: Fix gcc warning in buffer-1 Aaron Marcher
2023-07-25 8:29 ` [PATCH 06/10] alchemytests: Fix gcc warning in task-9 Aaron Marcher
2023-07-25 8:29 ` [PATCH 07/10] alchemytests: Check pipe-1 asprintf ret value Aaron Marcher
2023-07-25 8:29 ` [PATCH 08/10] alchemytests: Fix task-2 Aaron Marcher
2023-07-25 8:29 ` [PATCH 09/10] alchemytests: Fix task-5 logic Aaron Marcher
2023-07-25 8:29 ` [PATCH 10/10] testsuite: disable broken tests Aaron Marcher
2023-08-03 15:35 ` [PATCH v6 00/10] Revive alchemy, pSOS and VxWorks tests Florian Bezdeka
2023-08-09 7:36 ` Jan Kiszka
2023-08-09 11:33 ` Jan Kiszka
2023-08-16 12:37 ` Aaron Marcher
2023-08-09 11:32 ` [PATCH v7 11/10] testsuite/smokey: Hook up new tests Jan Kiszka
2023-07-24 13:52 ` [PATCH 09/10] alchemytests: Fix task-5 logic Aaron Marcher
2023-07-24 13:52 ` [PATCH 10/10] testsuite: disable broken tests Aaron Marcher
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