diff options
| author | Hugh Dickins <hugh@veritas.com> | 2005-11-23 13:37:40 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-23 16:08:39 -0800 |
| commit | 7c72aaf29621d29ed19fd68c44edb45321645049 (patch) | |
| tree | e1d9db94356ccb5276c500659f8abd85942d948c /include/asm-alpha/atomic.h | |
| parent | 7ce774b4808c019c2f143ff5dea1a1b094ff01e1 (diff) | |
[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>
Diffstat (limited to 'include/asm-alpha/atomic.h')
| -rw-r--r-- | include/asm-alpha/atomic.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h index 36505bb4e8cb..6183eab006d4 100644 --- a/include/asm-alpha/atomic.h +++ b/include/asm-alpha/atomic.h @@ -118,8 +118,6 @@ static __inline__ long atomic_add_return(int i, atomic_t * v) 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 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) }) #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 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) #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) |