From: "Marek Olšák" <maraeo@gmail.com>
To: Daniel Stone <daniel@fooishbar.org>
Cc: "Christian König" <ckoenig.leichtzumerken@gmail.com>,
"Michel Dänzer" <michel@daenzer.net>,
dri-devel <dri-devel@lists.freedesktop.org>,
"Jason Ekstrand" <jason@jlekstrand.net>,
"ML Mesa-dev" <mesa-dev@lists.freedesktop.org>
Subject: Re: [Mesa-dev] Linux Graphics Next: Userspace submission update
Date: Wed, 2 Jun 2021 05:38:51 -0400 [thread overview]
Message-ID: <CAAxE2A7FJSaYfrYRpoCr-3h-AqBjOOJerhMVCcQZzQu0a+J0zg@mail.gmail.com> (raw)
In-Reply-To: <CAAxE2A4kC4A9gV_V-W3eRW20O=9S1pv8=KMBdJxdLQ-ZXGa37Q@mail.gmail.com>
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On Wed, Jun 2, 2021 at 5:34 AM Marek Olšák <maraeo@gmail.com> wrote:
> Yes, we can't break anything because we don't want to complicate things
> for us. It's pretty much all NAK'd already. We are trying to gather more
> knowledge and then make better decisions.
>
> The idea we are considering is that we'll expose memory-based sync objects
> to userspace for read only, and the kernel or hw will strictly control the
> memory writes to those sync objects. The hole in that idea is that
> userspace can decide not to signal a job, so even if userspace can't
> overwrite memory-based sync object states arbitrarily, it can still decide
> not to signal them, and then a future fence is born.
>
This would actually be treated as a GPU hang caused by that context, so it
should be fine.
Marek
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next prev parent reply other threads:[~2021-06-02 9:39 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-27 21:51 Linux Graphics Next: Userspace submission update Marek Olšák
2021-05-28 14:41 ` Christian König
2021-05-28 22:25 ` Marek Olšák
2021-05-29 3:33 ` Marek Olšák
2021-05-31 8:25 ` Christian König
2021-06-01 9:02 ` Michel Dänzer
2021-06-01 10:21 ` Christian König
2021-06-01 10:49 ` Michel Dänzer
2021-06-01 12:10 ` [Mesa-dev] " Christian König
2021-06-01 12:30 ` Daniel Vetter
2021-06-01 12:51 ` Christian König
2021-06-01 13:01 ` Marek Olšák
2021-06-01 13:24 ` Michel Dänzer
2021-06-02 8:57 ` Daniel Stone
2021-06-02 9:34 ` Marek Olšák
2021-06-02 9:38 ` Marek Olšák [this message]
2021-06-02 18:48 ` Daniel Vetter
2021-06-02 18:52 ` Christian König
2021-06-02 19:19 ` Daniel Vetter
2021-06-04 7:00 ` Christian König
2021-06-04 8:57 ` Daniel Vetter
2021-06-04 11:27 ` Christian König
2021-06-09 13:19 ` Daniel Vetter
2021-06-09 13:58 ` Christian König
2021-06-09 18:31 ` Daniel Vetter
2021-06-10 15:59 ` Marek Olšák
2021-06-10 16:33 ` Christian König
2021-06-14 17:10 ` Marek Olšák
2021-06-14 17:13 ` Christian König
2021-06-17 16:48 ` Daniel Vetter
2021-06-17 18:28 ` Marek Olšák
2021-06-17 19:04 ` Daniel Vetter
2021-06-17 19:23 ` Marek Olšák
2021-06-03 3:16 ` Marek Olšák
2021-06-03 7:47 ` Daniel Vetter
2021-06-03 8:20 ` Marek Olšák
2021-06-03 10:03 ` Daniel Vetter
2021-06-03 10:55 ` Marek Olšák
2021-06-03 11:22 ` Daniel Vetter
2021-06-03 17:52 ` Marek Olšák
2021-06-03 19:18 ` Daniel Vetter
2021-06-04 5:26 ` Marek Olšák
2021-06-02 9:44 ` Christian König
2021-06-02 9:58 ` Marek Olšák
2021-06-02 10:06 ` Christian König
2021-06-01 13:18 ` Michel Dänzer
2021-06-01 17:39 ` Michel Dänzer
2021-06-01 17:42 ` Daniel Stone
2021-06-02 8:09 ` Michel Dänzer
2021-06-02 19:20 ` Daniel Vetter
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