[alsa-devel] unload Audio drivers while playback stream is active case kernel crash

[Mark Brown]

On Wed, Jan 14, 2015 at 02:01:33PM +0100, Takashi Iwai wrote:
> Mark Brown wrote:

> > > Above all, disallowing the module unload while using is the common
> > > behavior of any other drivers.  Why do we have to be a rebel against
> > > all civil manner? :)

> > That's not true for everything

> Hmm, which driver does behave so intentionally?  I'm interested in the
> supposed reason behind it.

Relatively few of the subsystems in drivers have references to
module_get().

> > and for ASoC I'd tend to assume that the
> > user knows what they're doing and has a good reason for it; it's
> > certainly something that can be helpful in development.

> The module unload is never considered to be equivalent with hot
> unplug  It's more than that.

I'm not sure that's the case from a user perspective.
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