1 |
On Tue, May 8, 2018 at 11:51 PM, Dennis Schridde <devurandom@×××.net> wrote: |
2 |
> Hello! |
3 |
> |
4 |
> I see sandbox violations similar to "ACCESS DENIED: open_wr: /dev/dri/ |
5 |
> renderD128" pop up for more and more packages, probably since OpenCL becomes |
6 |
> used more widely. Hence I would like to ask: Could we in Gentoo treat GPUs |
7 |
> just like CPUs and allow any process to access render nodes (i.e. the GPUs |
8 |
> compute capabilities via the specific interface the Linux kernel's DRM offers |
9 |
> for that purpose) without sandbox restrictions? |
10 |
> |
11 |
> --Dennis |
12 |
> |
13 |
> See-Also: https://bugs.gentoo.org/654216 |
14 |
|
15 |
This seems like a bad idea. With CPUs we've had decades to work out |
16 |
how to isolate processes and prevent them from taking down the system. |
17 |
|
18 |
GPUs are not there yet. It's simple to trigger an unrecoverable GPU |
19 |
hang and not much harder to turn it into a full system lock up. |
20 |
|
21 |
This is not safe. |