[ALSA] Fix PCM write blocking

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The snd_pcm_lib_write1() may block in some weird condition:
  - the stream isn't started
  - avail_min is big (e.g. period size)
  - partial write up to buffer_size - avail_min
The patch fixes this invalid blocking problem.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

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Takashi Iwai 2008-01-08 18:00:04 +01:00 • committed by Jaroslav Kysela

parent 8ace4f3c9d

commit fa5717f209

1 changed files with 5 additions and 2 deletions

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sound/core/pcm_lib.c

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