Now that atomic64_fetch_add() exists we can use it to return the base
context id, rather than the atomic64_add_return(N) - N concoction.
Suggested-by: Mika Kuoppala <mika.kuopp...@linux.intel.com>
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuopp...@linux.intel.com>
---
drivers/dma-buf/dma-fence.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index 052a41e2451c..90edf2b281b0 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/drivers/dma-buf/dma-fence.c
@@ -106,7 +106,7 @@ EXPORT_SYMBOL(dma_fence_get_stub);
u64 dma_fence_context_alloc(unsigned num)
{
WARN_ON(!num);
- return atomic64_add_return(num, &dma_fence_context_counter) - num;
+ return atomic64_fetch_add(num, &dma_fence_context_counter);
}
EXPORT_SYMBOL(dma_fence_context_alloc);
--
2.20.1
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