D38090.id115750.diff
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D38090.id115750.diff
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	diff --git a/sys/compat/linuxkpi/common/include/asm/atomic-long.h b/sys/compat/linuxkpi/common/include/asm/atomic-long.h
	--- a/sys/compat/linuxkpi/common/include/asm/atomic-long.h
	+++ b/sys/compat/linuxkpi/common/include/asm/atomic-long.h
	@@ -41,7 +41,7 @@
	} atomic_long_t;

	#define atomic_long_add(i, v) atomic_long_add_return((i), (v))
	-#define atomic_long_sub(i, v) atomic_long_add_return(-(i), (v))
	+#define atomic_long_sub(i, v) atomic_long_sub_return((i), (v))
	#define atomic_long_inc_return(v) atomic_long_add_return(1, (v))
	#define atomic_long_inc_not_zero(v) atomic_long_add_unless((v), 1, 0)

	@@ -51,6 +51,12 @@
	return i + atomic_fetchadd_long(&v->counter, i);
	}

	+static inline long
	+atomic_long_sub_return(long i, atomic_long_t *v)
	+{
	+ return atomic_fetchadd_long(&v->counter, -i) - i;
	+}
	+
	static inline void
	atomic_long_set(atomic_long_t *v, long i)
	{