From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 21 Jan 2010 09:32:15 +0000 (+0100)
Subject: ALSA: pcm_core: Fix wake_up() optimization
X-Git-Tag: v2.6.34-rc1~243^2~2^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c91a988dc6551c66418690e36b2a23cdb0255da8;p=pandora-kernel.git

ALSA: pcm_core: Fix wake_up() optimization

This change fixes the "ALSA: pcm_lib - optimize wake_up() calls for PCM I/O"
commit. New sleeping queue is introduced to separate user space and kernel
space wake_ups. runtime->nowake is renamed to twake (transfer wake).

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