4.9-stable review patch. If anyone has any objections, please let me know.
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From: Chris Wilson chris@chris-wilson.co.uk
commit 61894b02716f122dd7662d5d89f5b2245ca551e2 upstream.
Use the canonical __dma_fence_is_later() to compare the fence seqno against the timeline seqno to check if the fence is signaled.
Signed-off-by: Chris Wilson chris@chris-wilson.co.uk Cc: Sumit Semwal sumit.semwal@linaro.org Cc: Sean Paul seanpaul@chromium.org Cc: Gustavo Padovan gustavo@padovan.org Reviewed-by: Sean Paul seanpaul@chromium.org Signed-off-by: Gustavo Padovan gustavo.padovan@collabora.com Link: http://patchwork.freedesktop.org/patch/msgid/20170629125930.821-2-chris@chri... [s/dma_fence/fence/g - gregkh] Cc: Jisheng Zhang Jisheng.Zhang@synaptics.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/dma-buf/sw_sync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/dma-buf/sw_sync.c +++ b/drivers/dma-buf/sw_sync.c @@ -219,7 +219,7 @@ static bool timeline_fence_signaled(stru { struct sync_timeline *parent = fence_parent(fence);
- return (fence->seqno > parent->value) ? false : true; + return !__fence_is_later(fence->seqno, parent->value); }
static bool timeline_fence_enable_signaling(struct fence *fence)