Re: [Alsa-devel] Re: 2.6.10-mm1: ALSA ac97 compile error withCONFIG_PM=n

[Alan Cox]

On Mer, 2005-01-05 at 21:27, Andrew Morton wrote:
> Takashi Iwai <tiwai@xxxxxxx> wrote:
> >
> > The default blocking behavior of OSS devices was changed recently.
> >  When the device is in use, open returns -EBUSY immediately in the
> >  latest version while it was blocked until released in the former
> >  version.
> > 
> 
> whoa.  That's a significant change in user-visible behaviour.  Why was this
> done?

It now emulates the later OSS PCI and other devices not 2.2 OSS. As such
its the right thing to have done for emulation of OSS IMHO. It also
works with more apps several of which hang on opening /dev/dsp0
expecting OSS -EBUSY responses.

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