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/mm/filemap.c b/mm/filemap.c
index b7b1be6..5c74b68 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -604,7 +604,7 @@
 }
 EXPORT_SYMBOL(__lock_page);
 
-int fastcall __lock_page_killable(struct page *page)
+int __lock_page_killable(struct page *page)
 {
 	DEFINE_WAIT_BIT(wait, &page->flags, PG_locked);