tree eed3a36c5510b6d5bb15aae536bf841da0ee2c49
parent 11370ee2c1c578a704f47d5513d57274c335db43
author Giuliano Pochini <pochini@shiny.it> 1190026180 +0200
committer Jaroslav Kysela <perex@perex.cz> 1192546238 +0200

[ALSA] echoaudio - Add barrier() to prevent compiler optimization

This patch adds a barrier() to prevent the compiler from
moving the read outside of the loop. It also fixes a comment.

Signed-off-by: Giuliano Pochini <pochini@shiny.it>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>