Takashi helped us track down a bad page state bug we thought was coming
from alsa.  It turns out we weren't paying attention to the gfp flags
that were passed in to sn_dma_alloc_coherent().

From: Takashi Iwai <tiwai@suse.de>
Signed-off-by: NGreg Edwards <edwardsg@sgi.com>
Signed-off-by: NMark Maule <maule@sgi.com>
Signed-off-by: NJes Sorensen <jes@sgi.com>