[PATCH] cifs: Add support for suspend

cifsd had been preventing software suspend from completing.

Signed-off-by: pavel@suse.de
Signed-off-by: Steve French <sfrench@us.ibm.com>  lightly modified
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 8cc23e7..1ebf7da 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -781,6 +781,8 @@
 
 	oplockThread = current;
 	do {
+		if (try_to_freeze()) 
+			continue;
 		set_current_state(TASK_INTERRUPTIBLE);
 		
 		schedule_timeout(1*HZ);