lguest: make Launcher see device status updates

[linux-2.6-omap-h63xx.git] / include / linux / completion.h

diff --git a/include/linux/completion.h b/include/linux/completion.h
index 90663ad217f983635231dc3550d7ac1fc8b18bee..d2961b66d53dbab52a3f69cd30a441725c4000ee 100644 (file)
--- a/include/linux/completion.h
+++ b/include/linux/completion.h
@@ -18,24 +18,40 @@ struct completion {
 #define COMPLETION_INITIALIZER(work) \
        { 0, __WAIT_QUEUE_HEAD_INITIALIZER((work).wait) }
 
+#define COMPLETION_INITIALIZER_ONSTACK(work) \
+       ({ init_completion(&work); work; })
+
 #define DECLARE_COMPLETION(work) \
        struct completion work = COMPLETION_INITIALIZER(work)
 
+/*
+ * Lockdep needs to run a non-constant initializer for on-stack
+ * completions - so we use the _ONSTACK() variant for those that
+ * are on the kernel stack:
+ */
+#ifdef CONFIG_LOCKDEP
+# define DECLARE_COMPLETION_ONSTACK(work) \
+       struct completion work = COMPLETION_INITIALIZER_ONSTACK(work)
+#else
+# define DECLARE_COMPLETION_ONSTACK(work) DECLARE_COMPLETION(work)
+#endif
+
 static inline void init_completion(struct completion *x)
 {
        x->done = 0;
        init_waitqueue_head(&x->wait);
 }
 
-extern void FASTCALL(wait_for_completion(struct completion *));
-extern int FASTCALL(wait_for_completion_interruptible(struct completion *x));
-extern unsigned long FASTCALL(wait_for_completion_timeout(struct completion *x,
-                                                  unsigned long timeout));
-extern unsigned long FASTCALL(wait_for_completion_interruptible_timeout(
-                       struct completion *x, unsigned long timeout));
+extern void wait_for_completion(struct completion *);
+extern int wait_for_completion_interruptible(struct completion *x);
+extern int wait_for_completion_killable(struct completion *x);
+extern unsigned long wait_for_completion_timeout(struct completion *x,
+                                                  unsigned long timeout);
+extern unsigned long wait_for_completion_interruptible_timeout(
+                       struct completion *x, unsigned long timeout);
 
-extern void FASTCALL(complete(struct completion *));
-extern void FASTCALL(complete_all(struct completion *));
+extern void complete(struct completion *);
+extern void complete_all(struct completion *);
 
 #define INIT_COMPLETION(x)     ((x).done = 0)