setcap on kwin

[Vlad Zahorodnii]

On 9/4/23 04:21, Harald Sitter wrote:
> ...do we still need and want it?
>
> It gets in the way of crash tracking because it results in
> kwin_wayland crashes getting special protection by coredumpd that make
> the cores unreadable for the user [1][2][3]. So we either need polkit
> elevation in drkonqi or drop the setcap stuff.
>
> Opinions?
>
> [1] gran_user_access
> https://github.com/systemd/systemd/blob/f7f842f88850414d1cdb4918c1feba212df5eca1/src/coredump/coredump.c#L351
> [2] parse_auxv https://github.com/systemd/systemd/blob/f7f842f88850414d1cdb4918c1feba212df5eca1/src/shared/coredump-util.c#L71
> [3] AT_SECURE https://man7.org/linux/man-pages/man3/getauxval.3.html

Hi,

Unfortunately, CAP_SYS_NICE is still needed for real-time scheduling and 
it's also needed to create high priority EGL contexts.

Regards,
Vlad