At Fri, 21 Mar 2003 16:16:04 +0200 (EET), Kai Vehmanen wrote: > > Hi, > > first please read the mail to ecasound-list below. > > It seems that with newer ALSA versions, snd_pcm_read[in]() sometimes > returns -EIO even though documentation says nothing about this. After some > testing this seems to not happen on direct hw-access, only with > the pcm_plugin. The EIO comes from snd_pcm_wait(). > > Is this a bug or or a feature?
i also don't know whether Jaroslav added as a feature or as an unexpected bug. anyway, this means that the poll failed and the pcm status is abnormal, typically xruns... how about the attached patch? (untested) Takashi
pcm-poll-err-fix.dif
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