From 441504df6b81302c06010083c8d63b1465ead405 Mon Sep 17 00:00:00 2001
From: Yi Li <yi.li@analog.com>
Date: Tue, 19 Jan 2010 04:35:28 +0000
Subject: Blackfin: add support for irqflags tracing

Signed-off-by: Yi Li <yi.li@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
 arch/blackfin/mach-common/interrupt.S | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'arch/blackfin/mach-common/interrupt.S')

diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index df984960cf90..0a0c088ead8c 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -87,6 +87,13 @@ __common_int_entry:
 	sti r1;
 #else
 	cli r1;
+#endif
+#ifdef CONFIG_TRACE_IRQFLAGS
+	[--sp] = r0;
+	sp += -12;
+	call _trace_hardirqs_off;
+	sp += 12;
+	r0 = [sp++];
 #endif
 	[--sp] = RETI;  /* orig_pc */
 	/* Clear all L registers.  */
-- 
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