Re: [alsa-devel] Regression in next with codec unload and snd_soc_component_get/put

From: Tony Lindgren
Date: Fri Aug 09 2019 - 03:46:48 EST


* Takashi Iwai <tiwai@xxxxxxx> [190809 07:25]:
> On Fri, 09 Aug 2019 09:00:03 +0200,
> Tony Lindgren wrote:
> >
> > Hi,
> >
> > Looks like commit 4a81e8f30d0b ("ASoC: soc-component: add
> > snd_soc_component_get/put()") causes a regression where trying
> > to rmmod a codec driver fails with module is in use error after
> > rmmod of snd-soc-audio-graph-card for example.
> >
> > Any ideas what goes wrong there?
>
> There is an obvious typo: soc_cleanup_component() should call
> snd_soc_component_module_put_when_remove() instead of *_close().

Making that change locally seems to fix it thanks.

> And the module_get_upon_open boolean switch is a bit hard to
> understand. Maybe using enum would be simpler there.
>
> > BTW, looks like the lore.kernel.org link in that commit also is
> > unreachable?
>
> It's because alsa-devel ML isn't tracked on lore.kernel.org,
> unfortunately.
>
> Jaroslav, I asked this already. Shall we ask lore to track alsa-devel
> ML?
> https://korg.wiki.kernel.org/userdoc/lore

Regards,

Tony