remove final fastcall users

fastcall always expands to empty, remove it.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/RCU/NMI-RCU.txt b/Documentation/RCU/NMI-RCU.txt
index d0634a5..c64158e 100644
--- a/Documentation/RCU/NMI-RCU.txt
+++ b/Documentation/RCU/NMI-RCU.txt
@@ -25,7 +25,7 @@
 This nmi_callback variable is a global function pointer to the current
 NMI handler.
 
-	fastcall void do_nmi(struct pt_regs * regs, long error_code)
+	void do_nmi(struct pt_regs * regs, long error_code)
 	{
 		int cpu;