x86: remove all definitions with fastcall

fastcall is always defined to be empty, remove it from arch/x86

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/mm/fault_32.c b/arch/x86/mm/fault_32.c
index ef5ab2b..8aed912 100644
--- a/arch/x86/mm/fault_32.c
+++ b/arch/x86/mm/fault_32.c
@@ -214,7 +214,7 @@
 	force_sig_info(si_signo, &info, tsk);
 }
 
-fastcall void do_invalid_op(struct pt_regs *, unsigned long);
+void do_invalid_op(struct pt_regs *, unsigned long);
 
 static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address)
 {
@@ -293,8 +293,7 @@
  *	bit 3 == 1 means use of reserved bit detected
  *	bit 4 == 1 means fault was an instruction fetch
  */
-fastcall void __kprobes do_page_fault(struct pt_regs *regs,
-				      unsigned long error_code)
+void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
 {
 	struct task_struct *tsk;
 	struct mm_struct *mm;