[PATCH] severing poll.h -> mm.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/sound/oss/emu10k1/audio.c b/sound/oss/emu10k1/audio.c
index cde4d59..86dd239 100644
--- a/sound/oss/emu10k1/audio.c
+++ b/sound/oss/emu10k1/audio.c
@@ -36,6 +36,7 @@
 #include <linux/bitops.h>
 #include <asm/io.h>
 #include <linux/sched.h>
+#include <linux/mm.h>
 #include <linux/smp_lock.h>
 
 #include "hwaccess.h"