dma-buf/sw-sync: Fix the is-signaled test to handle u32 wraparound
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 29 Jun 2017 12:59:25 +0000 (13:59 +0100)
committerGustavo Padovan <gustavo.padovan@collabora.com>
Thu, 29 Jun 2017 21:51:49 +0000 (18:51 -0300)
commit61894b02716f122dd7662d5d89f5b2245ca551e2
tree282b785ae90f6512e4a056f2152fd66ef08b9d96
parent8111477663813caa1a4469cfe6afaae36cd04513
dma-buf/sw-sync: Fix the is-signaled test to handle u32 wraparound

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@chris-wilson.co.uk
drivers/dma-buf/sw_sync.c