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-rw-r--r--backend/src/driver/cl_gen_driver.hpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/backend/src/driver/cl_gen_driver.hpp b/backend/src/driver/cl_gen_driver.hpp
index e08ee297..b377b82d 100644
--- a/backend/src/driver/cl_gen_driver.hpp
+++ b/backend/src/driver/cl_gen_driver.hpp
@@ -229,7 +229,7 @@ struct GenGPUWorkItem { // Represent Some real work for GPU to do.
GenGPUWorkItem(cl_event event, const cl_event* dependEvents, cl_uint num_events);
virtual bool submit(void) = 0;
virtual bool complete(void) = 0;
- virtual bool isReady(void);
+ virtual cl_int isReady(void); // >0 means ready, =0 means not ready, <0 means error and cancel
virtual ~GenGPUWorkItem() { };
};