From 93373ed4d87fb02554ce020d929388ac16913664 Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Sat, 1 Apr 2006 21:17:45 +0100
Subject: [MIPS] Rewrite spurious_interrupt from assembler to C.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/kernel/entry.S | 26 --------------------------
 arch/mips/kernel/irq.c   |  5 +++++
 2 files changed, 5 insertions(+), 26 deletions(-)

(limited to 'arch/mips/kernel')

diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S
index 83c87fe4ee4f..371571f4f280 100644
--- a/arch/mips/kernel/entry.S
+++ b/arch/mips/kernel/entry.S
@@ -119,29 +119,3 @@ syscall_exit_work:
 	li	a1, 1
 	jal	do_syscall_trace
 	b	resume_userspace
-
-/*
- * Common spurious interrupt handler.
- */
-LEAF(spurious_interrupt)
-	/*
-	 * Someone tried to fool us by sending an interrupt but we
-	 * couldn't find a cause for it.
-	 */
-	PTR_LA	t1, irq_err_count
-#ifdef CONFIG_SMP
-1:	ll      t0, (t1)
-	addiu   t0, 1
-	sc      t0, (t1)
-#if R10000_LLSC_WAR
-	beqzl	t0, 1b
-#else
-	beqz	t0, 1b
-#endif
-#else
-	lw      t0, (t1)
-	addiu   t0, 1
-	sw      t0, (t1)
-#endif
-	j	ret_from_irq
-	END(spurious_interrupt)
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 3dd76b3d2967..e0efc4f2f93e 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -101,6 +101,11 @@ skip:
 	return 0;
 }
 
+asmlinkage void spurious_interrupt(struct pt_regs *regs)
+{
+	atomic_inc(&irq_err_count);
+}
+
 #ifdef CONFIG_KGDB
 extern void breakpoint(void);
 extern void set_debug_traps(void);
-- 
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