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-rw-r--r--include/asm-i386/spinlock.h5
1 files changed, 5 insertions, 0 deletions
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" \