[igt-dev] [PATCH i-g-t v3 1/6] tests/core_hotunplug: properly finish processes using audio devices

[Andi Shyti]

Hi Mauro,

On Fri, May 06, 2022 at 01:48:24PM +0200, Mauro Carvalho Chehab wrote:
> From: Mauro Carvalho Chehab <mchehab at kernel.org>
> 
> Before unloading or unbinding an audio driver, all processes
> that are using it must be terminated. The current logic seeks
> only for alsactl, but ignore other processes, including
> pulseaudio.
> 
> Make the logic more general, extending it to any processes that
> could have an open device under /dev/snd.
> 
> It should be noticed that some distros like Fedora and openSUSE
> are now migrating from pulseaudio into pipewire-pulse. Right
> now, there's no standard distribution-agnostic way to request
> pipewire-pulse to stop using audio devices, but there's a new
> patch upstream that will make things easier:
> 
> 	https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/6ad6300ec657c88322a8cd6f3548261d3dc05359
> 
> Which should be available for pipewire-pulse versions 0.3.50 and
> upper.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab at kernel.org>

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>

Andi