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amdgpu: Fix segfault in deadlock test. 

If amdgpu_cs_query_fence_status terminates prematurely the BO
sometimes is unmapped before helper thread writes a vlaue
into it causing a segfault.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
main
Andrey Grodzovsky 2018-01-25 13:03:32 -05:00
parent 5e239f3e3d
commit 429bb5820d
1 changed files with 2 additions and 2 deletions
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4
tests/amdgpu/deadlock_tests.c
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@ -245,6 +245,8 @@ static void amdgpu_deadlock_helper(unsigned ip_type)
AMDGPU_TIMEOUT_INFINITE,0, &expired);
CU_ASSERT_EQUAL((r == 0 || r == -ECANCELED), 1);
pthread_join(stress_thread, NULL);
r = amdgpu_bo_list_destroy(bo_list);
CU_ASSERT_EQUAL(r, 0);
@ -254,6 +256,4 @@ static void amdgpu_deadlock_helper(unsigned ip_type)
r = amdgpu_cs_ctx_free(context_handle);
CU_ASSERT_EQUAL(r, 0);
pthread_join(stress_thread, NULL);
}