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From: Cyril Hrubis <chrubis@suse.cz>
To: kernel test robot <oliver.sang@intel.com>
Cc: Juri Lelli <juri.lelli@redhat.com>,
	Brent Rowsell <browsell@redhat.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Phil Auld <pauld@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	yu.c.chen@intel.com, Peter Zijlstra <peterz@infradead.org>,
	aubrey.li@linux.intel.com, linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>,
	Ben Segall <bsegall@google.com>, Peter Hunt <pehunt@redhat.com>,
	Ingo Molnar <mingo@redhat.com>, Mel Gorman <mgorman@suse.de>,
	oe-lkp@lists.linux.dev, Waiman Long <longman@redhat.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	ltp@lists.linux.it, lkp@intel.com
Subject: Re: [LTP] [PATCH] sched/core: Use empty mask to reset cpumasks in sched_setaffinity()
Date: Mon, 17 Jul 2023 16:41:00 +0200	[thread overview]
Message-ID: <ZLVS_ANORaZO_ZIE@yuki> (raw)
In-Reply-To: <202307171539.3d8d0e8-oliver.sang@intel.com>

Hi!
> Running tests.......
> <<<test_start>>>
> tag=sched_setaffinity01 stime=1689382567
> cmdline="sched_setaffinity01"
> contacts=""
> analysis=exit
> <<<test_output>>>
> tst_test.c:1558: TINFO: Timeout per run is 0h 02m 30s
> sched_setaffinity01.c:83: TPASS: sched_setaffinity() failed: EFAULT (14)
> sched_setaffinity01.c:73: TFAIL: sched_setaffinity() succeded unexpectedly
> tst_test.c:1612: TINFO: If you are running on slow machine, try exporting LTP_TIMEOUT_MUL > 1
> tst_test.c:1614: TBROK: Test killed! (timeout?)

So what the test does is that it sets empty affinity mask to
sched_setaffinity() and expects EINVAL. Instead it looks like the call
now succeeeds, the test stops getting schedulled and is killed by
timeout.

-- 
Cyril Hrubis
chrubis@suse.cz

-- 
Mailing list info: https://lists.linux.it/listinfo/ltp

WARNING: multiple messages have this Message-ID (diff)
From: Cyril Hrubis <chrubis@suse.cz>
To: kernel test robot <oliver.sang@intel.com>
Cc: Waiman Long <longman@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Brent Rowsell <browsell@redhat.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Phil Auld <pauld@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	yu.c.chen@intel.com, Peter Zijlstra <peterz@infradead.org>,
	aubrey.li@linux.intel.com, linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>,
	Ben Segall <bsegall@google.com>, Peter Hunt <pehunt@redhat.com>,
	Ingo Molnar <mingo@redhat.com>, Mel Gorman <mgorman@suse.de>,
	oe-lkp@lists.linux.dev,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	ltp@lists.linux.it, lkp@intel.com
Subject: Re: [LTP] [PATCH] sched/core: Use empty mask to reset cpumasks in sched_setaffinity()
Date: Mon, 17 Jul 2023 16:41:00 +0200	[thread overview]
Message-ID: <ZLVS_ANORaZO_ZIE@yuki> (raw)
In-Reply-To: <202307171539.3d8d0e8-oliver.sang@intel.com>

Hi!
> Running tests.......
> <<<test_start>>>
> tag=sched_setaffinity01 stime=1689382567
> cmdline="sched_setaffinity01"
> contacts=""
> analysis=exit
> <<<test_output>>>
> tst_test.c:1558: TINFO: Timeout per run is 0h 02m 30s
> sched_setaffinity01.c:83: TPASS: sched_setaffinity() failed: EFAULT (14)
> sched_setaffinity01.c:73: TFAIL: sched_setaffinity() succeded unexpectedly
> tst_test.c:1612: TINFO: If you are running on slow machine, try exporting LTP_TIMEOUT_MUL > 1
> tst_test.c:1614: TBROK: Test killed! (timeout?)

So what the test does is that it sets empty affinity mask to
sched_setaffinity() and expects EINVAL. Instead it looks like the call
now succeeeds, the test stops getting schedulled and is killed by
timeout.

-- 
Cyril Hrubis
chrubis@suse.cz

  reply	other threads:[~2023-07-17 14:40 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-28 21:16 [PATCH] sched/core: Use empty mask to reset cpumasks in sched_setaffinity() Waiman Long
2023-07-03 10:26 ` Peter Zijlstra
2023-07-03 14:55   ` Waiman Long
2023-07-05  9:37     ` Peter Zijlstra
2023-07-05 14:07       ` Waiman Long
2023-07-17  7:43 ` [LTP] " kernel test robot
2023-07-17  7:43   ` kernel test robot
2023-07-17 14:41   ` Cyril Hrubis [this message]
2023-07-17 14:41     ` [LTP] " Cyril Hrubis
2023-07-21  2:13     ` Waiman Long
2023-07-21  2:13       ` Waiman Long

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