Remove sync.

trivialfis · trivialfis · commit 26c6a2d9b374 · 2020-03-28T19:07:10.000+08:00
diff --git a/src/data/simple_dmatrix.cu b/src/data/simple_dmatrix.cu
@@ -122,8 +122,6 @@ SimpleDMatrix::SimpleDMatrix(AdapterT* adapter, float missing, int nthread) {
     CopyDataColumnMajor(adapter, sparse_page_.data.DeviceSpan(),
                         adapter->DeviceIdx(), missing, s_offset);
   }
-  // Sync
-  sparse_page_.data.HostVector();
 
   info.num_col_ = adapter->NumColumns();
   info.num_row_ = adapter->NumRows();
diff --git a/tests/python-gpu/test_gpu_prediction.py b/tests/python-gpu/test_gpu_prediction.py
@@ -1,4 +1,3 @@
-from concurrent.futures import ThreadPoolExecutor
 import sys
 import unittest
 import pytest

Original file line number	Diff line number	Diff line change
`@@ -122,8 +122,6 @@ SimpleDMatrix::SimpleDMatrix(AdapterT* adapter, float missing, int nthread) {`
`122`	`122`	`CopyDataColumnMajor(adapter, sparse_page_.data.DeviceSpan(),`
`123`	`123`	`adapter->DeviceIdx(), missing, s_offset);`
`124`	`124`	`}`
`125`		`- // Sync`
`126`		`- sparse_page_.data.HostVector();`
`127`	`125`
`128`	`126`	`info.num_col_ = adapter->NumColumns();`
`129`	`127`	`info.num_row_ = adapter->NumRows();`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,3 @@`
`1`		`-from concurrent.futures import ThreadPoolExecutor`
`2`	`1`	`import sys`
`3`	`2`	`import unittest`
`4`	`3`	`import pytest`