[PATCH] mm: fill arch atomic64 gaps
alpha, sparc64, x86_64 are each missing some primitives from their atomic64
support: fill in the gaps I've noticed by extrapolating asm, follow the
groupings in each file. But powerpc and parisc still lack atomic64.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Andi Kleen <ak@muc.de>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h
index 36505bb..6183eab 100644
--- a/include/asm-alpha/atomic.h
+++ b/include/asm-alpha/atomic.h
@@ -118,8 +118,6 @@
return result;
}
-#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0)
-
static __inline__ long atomic64_add_return(long i, atomic64_t * v)
{
long temp, result;
@@ -189,6 +187,9 @@
})
#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0)
+#define atomic64_add_negative(a, v) (atomic64_add_return((a), (v)) < 0)
+
#define atomic_dec_return(v) atomic_sub_return(1,(v))
#define atomic64_dec_return(v) atomic64_sub_return(1,(v))
@@ -199,6 +200,8 @@
#define atomic64_sub_and_test(i,v) (atomic64_sub_return((i), (v)) == 0)
#define atomic_inc_and_test(v) (atomic_add_return(1, (v)) == 0)
+#define atomic64_inc_and_test(v) (atomic64_add_return(1, (v)) == 0)
+
#define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0)
#define atomic64_dec_and_test(v) (atomic64_sub_return(1, (v)) == 0)