pitrou commented on a change in pull request #10258:
URL: https://github.com/apache/arrow/pull/10258#discussion_r643963486
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File path: cpp/src/arrow/util/future.cc
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@@ -272,8 +315,8 @@ class ConcreteFutureImpl : public FutureImpl {
//
// In fact, it is important not to hold the locks because the callback
// may be slow or do its own locking on other resources
- for (auto&& callback : callbacks_) {
- std::move(callback)();
+ for (auto& callback_record : callbacks_) {
+ RunOrScheduleCallback(callback_record, /*from_unfinished=*/true);
Review comment:
I think `IfUnfinished` is ok, perhaps the `from_unfinished` variable
needs better naming or an explanatory comment though :-)
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