X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fwait.h;h=e820d00e13836af125710e67753ad5fee2b9bc36;hb=e20ec9911bfef897459b9f8aeaf6eadb0920299a;hp=b3b9048421d8489568d27f41ff1303e09ab51f37;hpb=21d71f513b6221f482ed6ad45e05f073ae67f319;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/linux/wait.h b/include/linux/wait.h
index b3b9048..e820d00 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -79,6 +79,15 @@ struct task_struct;
 
 extern void init_waitqueue_head(wait_queue_head_t *q);
 
+#ifdef CONFIG_LOCKDEP
+# define __WAIT_QUEUE_HEAD_INIT_ONSTACK(name) \
+	({ init_waitqueue_head(&name); name; })
+# define DECLARE_WAIT_QUEUE_HEAD_ONSTACK(name) \
+	wait_queue_head_t name = __WAIT_QUEUE_HEAD_INIT_ONSTACK(name)
+#else
+# define DECLARE_WAIT_QUEUE_HEAD_ONSTACK(name) DECLARE_WAIT_QUEUE_HEAD(name)
+#endif
+
 static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p)
 {
 	q->flags = 0;