From 55f327fa9e876758491a82af7491104f1cc3fc4d Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 3 Jul 2006 00:24:43 -0700
Subject: [PATCH] lockdep: irqtrace subsystem, i386 support

Add irqflags-tracing support to i386.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/asm-i386/spinlock.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include/asm-i386/spinlock.h')

diff --git a/include/asm-i386/spinlock.h b/include/asm-i386/spinlock.h
index 04ba30234c4..7e29b51bcaa 100644
--- a/include/asm-i386/spinlock.h
+++ b/include/asm-i386/spinlock.h
@@ -31,6 +31,11 @@
 	"jmp 1b\n" \
 	"3:\n\t"
 
+/*
+ * NOTE: there's an irqs-on section here, which normally would have to be
+ * irq-traced, but on CONFIG_TRACE_IRQFLAGS we never use
+ * __raw_spin_lock_string_flags().
+ */
 #define __raw_spin_lock_string_flags \
 	"\n1:\t" \
 	"lock ; decb %0\n\t" \
-- 
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