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Address potential race conditions in Parquet reader #14602

Merged

rapids-bot merged 20 commits into rapidsai:branch-24.02 from etseidl:decode_levels_sync

Dec 15, 2023

cpp/src/io/parquet/page_decode.cuh

-Original file line number
+Diff line change
@@ Expand Up / @@ -549,6 +549,9 @@ __device__ void gpuDecodeStream( @@
         batch_coded_count += batch_len;
         value_count += batch_len;
       }
+      // issue #14597
+      // racecheck reported race between reads at the start of this function and the writes below
+      __syncthreads();
       // update the stream info
       if (!t) {
@@ Expand Down @@