Re: Duplicate wake-ups in pcm_lib.c

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On Mon, 11 Jan 2010, pl bossart wrote:

>> I couldn't figure out who generates this null event, and even better
>> it does not show in the report printed by my test app. I am somewhat
>> lost here as to how snd_pcm_playback_poll works.
>
> Not sure if this is related to my previous post, but PulseAudio seems
> to only sleep every other time poll is called. Somehow there's still a
> spurious wakeup.
>
> E: rtpoll.c: rtpoll_run
> E: rtpoll.c: poll timeout: 188 ms
> E: rtpoll.c: Process time 0 ms; sleep time 188 ms

Is ALSA fd the culprit of wakeup?

 					Jaroslav

-----
Jaroslav Kysela <perex@xxxxxxxx>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.

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