michalursa commented on code in PR #13493:
URL: https://github.com/apache/arrow/pull/13493#discussion_r919418542
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cpp/src/arrow/compute/exec/partition_util.h:
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@@ -118,6 +118,43 @@ class PartitionLocks {
/// \brief Release a partition so that other threads can work on it
void ReleasePartitionLock(int prtn_id);
+ template <typename IS_PRTN_EMPTY_FN, typename PROCESS_PRTN_FN>
+ Status ForEachPartition(size_t thread_id, int* temp_unprocessed_prtns,
Review Comment:
I added a comment in the code.
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