set context for aux handle

apache · Mar 12, 2019 · 142ddcf · 142ddcf
1 parent 1f4626b
commit 142ddcf
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/mxnet/ndarray.h b/include/mxnet/ndarray.h
@@ -1054,6 +1054,10 @@ class NDArray {
       }
       size_t aux_bytes = shape.Size() * mshadow::mshadow_sizeof(aux_types[i]);
       if (aux_handles[i].size < aux_bytes) {
+        // set the context for aux handle to make sure we free it to the right device.
+        if (aux_handles[i].ctx.dev_type != ctx.dev_type) {
+          aux_handles[i].ctx = ctx;
+        }
         // free storage and alloc again
         Storage::Get()->Free(aux_handles[i]);
         aux_handles[i] = Storage::Get()->Alloc(aux_bytes, ctx);