[PATCH] arch/tile: revert comment for atomic64_add_unless().

From: Chris Metcalf
Date: Fri Mar 30 2012 - 19:04:38 EST


It still returns whether @v was not @u, not the the old value,
unlike __atomic_add_unless().

Signed-off-by: Chris Metcalf <cmetcalf@xxxxxxxxxx>
---
arch/tile/include/asm/atomic_32.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/tile/include/asm/atomic_32.h b/arch/tile/include/asm/atomic_32.h
index c03349e..004d6d9 100644
--- a/arch/tile/include/asm/atomic_32.h
+++ b/arch/tile/include/asm/atomic_32.h
@@ -199,7 +199,7 @@ static inline u64 atomic64_add_return(u64 i, atomic64_t *v)
* @u: ...unless v is equal to u.
*
* Atomically adds @a to @v, so long as @v was not already @u.
- * Returns the old value of @v.
+ * Returns non-zero if @v was not @u, and zero otherwise.
*/
static inline u64 atomic64_add_unless(atomic64_t *v, u64 a, u64 u)
{
--
1.6.5.2

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