Fix external memory race in colmaker. (#4980)

* Move `GetColDensity` out of omp parallel block.
2019-10-25 04:11:13 -04:00
parent 96cd7ec2bb
commit 6ec7e300bd
9 changed files with 29 additions and 18 deletions
--- a/src/common/io.h
+++ b/src/common/io.h
@@ -19,8 +19,8 @@ using MemoryFixSizeBuffer = rabit::utils::MemoryFixSizeBuffer;
 using MemoryBufferStream = rabit::utils::MemoryBufferStream;

 /*!
- * \brief Input stream that support additional PeekRead
- *  operation, besides read.
+ * \brief Input stream that support additional PeekRead operation,
+ *  besides read.
 */
 class PeekableInStream : public dmlc::Stream {
 public: