lidavidm commented on a change in pull request #12341:
URL: https://github.com/apache/arrow/pull/12341#discussion_r802800399
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File path: cpp/src/arrow/device.h
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@@ -119,13 +119,16 @@ class ARROW_EXPORT MemoryManager : public
std::enable_shared_from_this<MemoryMan
/// The buffer will be allocated in the device's memory.
virtual Result<std::unique_ptr<Buffer>> AllocateBuffer(int64_t size) = 0;
- // XXX Should this take a `const Buffer&` instead
/// \brief Copy a Buffer to a destination MemoryManager
///
/// See also the Buffer::Copy shorthand.
static Result<std::shared_ptr<Buffer>> CopyBuffer(
const std::shared_ptr<Buffer>& source, const
std::shared_ptr<MemoryManager>& to);
+ /// \brief Copy a Buffer to a destination MemoryManager
+ static Result<std::unique_ptr<Buffer>> CopyBuffer(
+ const Buffer& source, const std::shared_ptr<MemoryManager>& to);
Review comment:
Renamed, though I kept the signature since we do want to be able to know
the device of the source buffer.
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