[PATCH] xen: x86: Use new macro for debugreg

Make use of the 2 new macro set_debugreg and get_debugreg.

Signed-off-by: Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk>
Cc: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/i386/kernel/signal.c b/arch/i386/kernel/signal.c
index 3444007..839d4dc 100644
--- a/arch/i386/kernel/signal.c
+++ b/arch/i386/kernel/signal.c
@@ -624,7 +624,7 @@
 		 * inside the kernel.
 		 */
 		if (unlikely(current->thread.debugreg[7])) {
-			loaddebug(&current->thread, 7);
+			set_debugreg(current->thread.debugreg[7], 7);
 		}
 
 		/* Whee!  Actually deliver the signal.  */