drm: Branch 'master'

 tests/amdgpu/basic_tests.c |    8 ++++++++
 1 file changed, 8 insertions(+)

New commits:
commit 736ef0b61cab55378202c5f49d91799cc2b99091
Author: Christian König <[email protected]>
Date:   Thu Sep 7 10:16:01 2017 +0200

    amdgpu: make userptr unit test more interesting
    
    Do a fork() to force some MMU callbacks.
    
    Signed-off-by: Christian König <[email protected]>
    Acked-by: Alex Deucher <[email protected]>

diff --git a/tests/amdgpu/basic_tests.c b/tests/amdgpu/basic_tests.c
index 80d15e77..18bcf919 100644
--- a/tests/amdgpu/basic_tests.c
+++ b/tests/amdgpu/basic_tests.c
@@ -31,6 +31,7 @@
 #ifdef HAVE_ALLOCA_H
 # include <alloca.h>
 #endif
+#include <sys/wait.h>
 
 #include "CUnit/Basic.h"
 
@@ -1403,6 +1404,11 @@ static void amdgpu_userptr_test(void)
 	while (j++ < sdma_write_length)
 		pm4[i++] = 0xdeadbeaf;
 
+	if (!fork()) {
+		pm4[0] = 0x0;
+		exit(0);
+	}
+
 	amdgpu_test_exec_cs_helper(context_handle,
 				   AMDGPU_HW_IP_DMA, 0,
 				   i, pm4,
@@ -1426,4 +1432,6 @@ static void amdgpu_userptr_test(void)
 
 	r = amdgpu_cs_ctx_free(context_handle);
 	CU_ASSERT_EQUAL(r, 0);
+
+	wait(NULL);
 }

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