zeroshade commented on code in PR #37040:
URL: https://github.com/apache/arrow/pull/37040#discussion_r1296183435
##########
cpp/src/arrow/device.h:
##########
@@ -98,6 +101,71 @@ class ARROW_EXPORT Device : public
std::enable_shared_from_this<Device>,
/// \brief Return the DeviceAllocationType of this device
virtual DeviceAllocationType device_type() const = 0;
+ /// \brief EXPERIMENTAL: An object that provides event/stream sync primitives
+ class ARROW_EXPORT SyncEvent {
+ public:
+ virtual ~SyncEvent() = default;
+
+ /// @brief Block until sync event is completed.
+ virtual Status wait() = 0;
+
+ /// @brief Make the provided stream wait on the sync event.
+ ///
+ /// Tells the provided stream that it should wait until the
+ /// synchronization event is completed without blocking the CPU.
+ /// @param stream Should be appropriate for the underlying device
+ virtual Status stream_wait(void* stream) = 0;
+
+ void set_stream(void* stream) {
Review Comment:
you're right, and @kkraus14 made the same suggestion so I'm removing this
##########
cpp/src/arrow/device.h:
##########
@@ -98,6 +101,71 @@ class ARROW_EXPORT Device : public
std::enable_shared_from_this<Device>,
/// \brief Return the DeviceAllocationType of this device
virtual DeviceAllocationType device_type() const = 0;
+ /// \brief EXPERIMENTAL: An object that provides event/stream sync primitives
+ class ARROW_EXPORT SyncEvent {
+ public:
+ virtual ~SyncEvent() = default;
+
+ /// @brief Block until sync event is completed.
+ virtual Status wait() = 0;
Review Comment:
updating now
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