[alsa-devel] [RFC][PATCH 0/2] ALSA: control: limit life time of user-defined element set

[Clemens Ladisch]

Takashi Sakamoto wrote:
> ALSA control core allows applications to add arbitrary element sets to an
> instance of control device, while removal of the element sets is voluntarily
> done by some applications. This is not convenient to certain situations.

This was originally designed for softvol, where the user-defined element
should behave as much as possible as a hardware control.

> My large concern is whether there's any applications to open a file descriptor
> just to add any element sets.

alsactl restore


Regards,
Clemens