libhsakmt: Make CWSR area executable

The debugger depends on the CWSR area being executable. Set the right
flag when registering SVM memory.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Tested-by: Laurent Morichetti <Laurent.Morichetti@amd.com>
Change-Id: I7441e214d1a4da8324d775e777976fabd1c81a6f


[ROCm/ROCR-Runtime commit: deb7a20c92]

projects/rocr-runtime/src/queues.c

@@ -394,7 +394,7 @@ static HSAKMT_STATUS register_svm_range(void *mem, uint32_t size,
 	HSAuint32 nattr;
 	HSAuint32 flags;
 
-	flags = HSA_SVM_FLAG_HOST_ACCESS;
+	flags = HSA_SVM_FLAG_HOST_ACCESS | HSA_SVM_FLAG_GPU_EXEC;
 
 	if (alwaysMapped) {
 		CHECK_KFD_MINOR_VERSION(11);