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ALSA: pcm_lib - optimize wake_up() calls for PCM I/O
authorJaroslav Kysela <perex@perex.cz>
Thu, 7 Jan 2010 14:36:31 +0000 (15:36 +0100)
committerJaroslav Kysela <perex@perex.cz>
Thu, 7 Jan 2010 14:48:13 +0000 (15:48 +0100)
As noted by pl bossart <bossart.nospam@gmail.com>, the PCM I/O routines
(snd_pcm_lib_write1, snd_pcm_lib_read1) should block wake_up() calls
until all samples are not processed.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

No differences found
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