Re: kern/55130: audio sometimes plays a buzz sound for a few seconds when changing volume

[Tetsuya Isaki <isaki%pastel-flower.jp@localhost>]

At Wed, 08 Apr 2020 15:15:06 +1000,
matthew green wrote:
> > +	/* Disable interrupt notification to upper layer */
> > +	ad->ad_playbackintr = NULL;
> 
> should this (and capture) be protected by sc_intr_lock?
> the access of it occurs there..

MD halt_output/input is called with sc_intr_lock.
See comment at the top of sys/dev/audio/audio.c.

Thanks,
---
Tetsuya Isaki <isaki%pastel-flower.jp@localhost / isaki%NetBSD.org@localhost>