linux-kernel - Re: [PATCH v1] drm/scheduler: Don't kill jobs in interrupt context

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Date:   Fri, 15 Jul 2022 11:18:00 -0400
From:   Andrey Grodzovsky <andrey.grodzovsky@....com>
To:     Alex Deucher <alexdeucher@...il.com>
Cc:     Dmitry Osipenko <dmitry.osipenko@...labora.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Erico Nunes <nunes.erico@...il.com>,
        Steven Price <steven.price@....com>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        David Airlie <airlied@...ux.ie>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        Dmitry Osipenko <digetx@...il.com>
Subject: Re: [PATCH v1] drm/scheduler: Don't kill jobs in interrupt context


On 2022-07-14 17:16, Alex Deucher wrote:
> On Thu, Jul 14, 2022 at 1:58 PM Andrey Grodzovsky
> <andrey.grodzovsky@....com> wrote:
>> On 2022-07-14 12:22, Alex Deucher wrote:
>>
>>> On Thu, Jul 14, 2022 at 10:14 AM Andrey Grodzovsky
>>> <andrey.grodzovsky@....com> wrote:
>>>> On 2022-07-14 05:57, Dmitry Osipenko wrote:
>>>>> On 7/12/22 11:56, Dmitry Osipenko wrote:
>>>>>> On 7/6/22 18:46, Alex Deucher wrote:
>>>>>>> On Wed, Jul 6, 2022 at 9:49 AM Andrey Grodzovsky
>>>>>>> <andrey.grodzovsky@....com> wrote:
>>>>>>>> On 2022-07-06 03:07, Dmitry Osipenko wrote:
>>>>>>>>
>>>>>>>>> Hello Andrey,
>>>>>>>>>
>>>>>>>>> On 5/17/22 17:48, Dmitry Osipenko wrote:
>>>>>>>>>> On 5/17/22 17:13, Andrey Grodzovsky wrote:
>>>>>>>>>>> Done.
>>>>>>>>>>>
>>>>>>>>>>> Andrey
>>>>>>>>>> Awesome, thank you!
>>>>>>>>>>
>>>>>>>>> Given that this drm-scheduler issue needs to be fixed in the 5.19-RC and
>>>>>>>>> earlier, shouldn't it be in the drm-fixes and not in drm-next?
>>>>>>>> I pushed it into drm-misc from where it got into drm-next. I don't have
>>>>>>>> permission for drm-fixes.
>>>>>>> The -fixes branch of drm-misc.
>>>>>> Now I don't see the scheduler bugfix neither in the -fixes branch nor in
>>>>>> the -next and today Dave sent out 5.19-rc7 pull request without the
>>>>>> scheduler fix. Could anyone please check what is going on with the DRM
>>>>>> patches? Thanks!
>>>>>>
>>>>>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Ffreedesktop%2Fdrm-misc%2Fcommits%2Fdrm-misc-fixes&amp;data=05%7C01%7Candrey.grodzovsky%40amd.com%7C9585d3814d9b4e51bfcb08da65de368d%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637934302314091129%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=QjSspRJyOZpFOoaA988nH2V7Gq54gSUl6mm87B1sYhE%3D&amp;reserved=0
>>>>>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcgit.freedesktop.org%2Fdrm%2Fdrm-misc%2Flog%2F%3Fh%3Ddrm-misc-fixes&amp;data=05%7C01%7Candrey.grodzovsky%40amd.com%7C9585d3814d9b4e51bfcb08da65de368d%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637934302314091129%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=8ysjuD7Ufsyu5c%2BfRdpT9nkWHjotsd1cjCfy4yRw2uw%3D&amp;reserved=0
>>>>> The patch is in the drm-misc-next-fixes, so it wasn't moved to the
>>>>> drm-misc-fixes.
>>>>>
>>>>> Andrey, don't you have access to drm-misc-fixes? Or you meant
>>>>> drm-fixes=drm-misc-fixes?
>>>> I have only accesses to drm-misc-next to which I pushed this patch.
>>> anyone with drm-misc rights can commit to any of the branches in the
>>> drm-misc tree.  You just need to check out and push the appropriate
>>> branch.  then push the changes.  E.g.,
>>> dim push-branch drm-misc-next
>>> vs
>>> dim push-branch drm-misc-next-fixes
>>> etc.
>>>
>>> Alex
>>
>> I see, but what  is the reason then that Dave sent out 5.19-rc7 pull
>> request without the
>> scheduler fix if the patch was merged into drm-misc-next long ago ? All
>> the changes from
>> there are usually picked up for pull requests, no ?
> drm-misc-next is for new stuff for the next kernel (e.g., 5.20).
> drm-misc-fixes is for fixes for the current kernel cycle (e.g., 5.19).
> See:
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrm.pages.freedesktop.org%2Fmaintainer-tools%2Fdrm-misc.html&amp;data=05%7C01%7Candrey.grodzovsky%40amd.com%7C9585d3814d9b4e51bfcb08da65de368d%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637934302314091129%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=8IW3uNvSEogYjj%2BNKh1b9jkT5CaJ5osZ9GgEcI8zyqo%3D&amp;reserved=0
>
> Alex


Got it, Dmitry, I pushed this time to drm-misc-fixes so i hope this time 
it will be picked up for next rc release.

Andrey


>
>> Andrey
>>
>>
>>>
>>>> Andrey
>>>>
>>>>