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From: Takashi Iwai <tiwai@suse.de>
To: Lennart Poettering <mznyfn@0pointer.de>
Cc: ALSA Development Mailing List <alsa-devel@alsa-project.org>
Subject: Re: 'multi' plugin signals POLLOUT but	snd_pcm_avail_update() returns 0
Date: Mon, 27 Oct 2008 09:24:33 +0100	[thread overview]
Message-ID: <s5hfxmizbr2.wl%tiwai@suse.de> (raw)
In-Reply-To: <20081025151429.GA26298@tango.0pointer.de>

At Sat, 25 Oct 2008 17:14:29 +0200,
Lennart Poettering wrote:
> 
> Heya!
> 
> There's a apparently a bug in the 'multi' plugin. When it is used it
> will pretty often signal POLLOUT when used with
> snd_pcm_poll_descriptors_revents() and the subsequent call to
> snd_pcm_update_avail() will still return 0. Doesn't look right to me.

Doesn't look right, indeed.
On which system setup does it happen?
Can you reproduce it via a combination of dummy driver so that I can
test it on my system, too?


thanks,

Takashi

  reply	other threads:[~2008-10-27  8:24 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-25 15:14 'multi' plugin signals POLLOUT but snd_pcm_avail_update() returns 0 Lennart Poettering
2008-10-27  8:24 ` Takashi Iwai [this message]
2008-10-27 14:18   ` Lennart Poettering
2008-10-27 16:57     ` Takashi Iwai

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