[LTP] [PATCH] sched/core: Use empty mask to reset cpumasks in sched_setaffinity()

[Waiman Long]

On 7/17/23 10:41, Cyril Hrubis wrote:
> 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.
>
I had sent out a v2 patch should not fail the LTP's sched_setaffinity() 
test.

Cheers,
Longman