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>
This commit is contained in:
Andrey Grodzovsky 2018-01-25 13:03:32 -05:00
parent 5e239f3e3d
commit 429bb5820d

View file

@ -245,6 +245,8 @@ static void amdgpu_deadlock_helper(unsigned ip_type)
AMDGPU_TIMEOUT_INFINITE,0, &expired); AMDGPU_TIMEOUT_INFINITE,0, &expired);
CU_ASSERT_EQUAL((r == 0 || r == -ECANCELED), 1); CU_ASSERT_EQUAL((r == 0 || r == -ECANCELED), 1);
pthread_join(stress_thread, NULL);
r = amdgpu_bo_list_destroy(bo_list); r = amdgpu_bo_list_destroy(bo_list);
CU_ASSERT_EQUAL(r, 0); CU_ASSERT_EQUAL(r, 0);
@ -254,6 +256,4 @@ static void amdgpu_deadlock_helper(unsigned ip_type)
r = amdgpu_cs_ctx_free(context_handle); r = amdgpu_cs_ctx_free(context_handle);
CU_ASSERT_EQUAL(r, 0); CU_ASSERT_EQUAL(r, 0);
pthread_join(stress_thread, NULL);
} }