[PATCH v7 13/16] drm/scheduler: Fix hang when sched_entity released

[Christian König]

Am 19.05.21 um 13:03 schrieb Andrey Grodzovsky:
>
>
> On 2021-05-19 6:57 a.m., Christian König wrote:
>> Am 18.05.21 um 20:48 schrieb Andrey Grodzovsky:
>>> [SNIP]
>>>>>
>>>>> Would this be the right way to do it ?
>>>>
>>>> Yes, it is at least a start. Question is if we can wait blocking 
>>>> here or not.
>>>>
>>>> We install a callback a bit lower to avoid blocking, so I'm pretty 
>>>> sure that won't work as expected.
>>>>
>>>> Christian.
>>>
>>> I can't see why this would create problems, as long as the dependencies
>>> complete or force competed if they are from same device (extracted) but
>>> on a different ring then looks to me it should work. I will give it
>>> a try.
>>
>> Ok, but please also test the case for a killed process.
>>
>> Christian.
>
> You mean something like run glxgears and then simply
> terminate it ? Because I done that. Or something more ?

Well glxgears is a bit to lightweight for that.

You need at least some test which is limited by the rendering pipeline.

Christian.

>
> Andrey
>
>
>>
>>>
>>> Andrey
>>
>> _______________________________________________
>> amd-gfx mailing list
>> amd-gfx at lists.freedesktop.org
>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=04%7C01%7Candrey.grodzovsky%40amd.com%7Cce1252e55fae4338710d08d91ab4de01%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637570186393107071%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=vGqxY5sxpEIiQGFBNn2PWkKqVjviM29r34Yjv0wujf4%3D&reserved=0 
>>