Yeah, that indeed sounds buggy. Probably easiest to just down write the
reset sem.
Christian.
Am 10.09.21 um 13:48 schrieb Pan, Xinhui:
[AMD Official Use Only]
looks like amdgpu_debugfs_test_ib_show use direct IB submission too.
It parks the ring scheduler thread, and down read the reset_sem
[AMD Official Use Only]
looks like amdgpu_debugfs_test_ib_show use direct IB submission too.
It parks the ring scheduler thread, and down read the reset_sem to avoid race
with gpu reset.
BUT, amdgpu_debugfs_test_ib_show itself could be called in parrel. Need fix it.
_