[PATCH libdrm 4/4] amdgpu: Add memory over allocation test.

[Andrey Grodzovsky]

Allocates 1 TB of memory. Test is disabled by default
since it's triggers OOM killer.

Signed-off-by: Andrey Grodzovsky <andrey.grodzov...@amd.com>
---
 tests/amdgpu/amdgpu_test.c |  4 ++++
 tests/amdgpu/bo_tests.c    | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/tests/amdgpu/amdgpu_test.c b/tests/amdgpu/amdgpu_test.c
index 91010dc..3b10f82 100644
--- a/tests/amdgpu/amdgpu_test.c
+++ b/tests/amdgpu/amdgpu_test.c
@@ -417,6 +417,10 @@ static void amdgpu_disable_suits()
        */
        if (amdgpu_set_test_active(DEADLOCK_TESTS_STR, "compute ring block 
test", CU_FALSE))
                fprintf(stderr, "test deactivation failed - %s\n", 
CU_get_error_msg());
+
+       /* This test triggers OOM killer terminating the tester itself */
+       if (amdgpu_set_test_active(BO_TESTS_STR, "Memory fail alloc Test", 
CU_FALSE))
+                       fprintf(stderr, "test deactivation failed - %s\n", 
CU_get_error_msg());
 }
 
 /* The main() function for setting up and running the tests.
diff --git a/tests/amdgpu/bo_tests.c b/tests/amdgpu/bo_tests.c
index 4545196..c6d89aa 100644
--- a/tests/amdgpu/bo_tests.c
+++ b/tests/amdgpu/bo_tests.c
@@ -47,6 +47,7 @@ static void amdgpu_bo_export_import(void);
 static void amdgpu_bo_metadata(void);
 static void amdgpu_bo_map_unmap(void);
 static void amdgpu_memory_alloc(void);
+static void amdgpu_memory_fail_alloc(void);
 
 CU_TestInfo bo_tests[] = {
        { "Export/Import",  amdgpu_bo_export_import },
@@ -55,6 +56,7 @@ CU_TestInfo bo_tests[] = {
 #endif
        { "CPU map/unmap",  amdgpu_bo_map_unmap },
        { "Memory alloc Test",  amdgpu_memory_alloc },
+       { "Memory fail alloc Test",  amdgpu_memory_fail_alloc },
        CU_TEST_INFO_NULL,
 };
 
@@ -244,3 +246,21 @@ static void amdgpu_memory_alloc(void)
        r = gpu_mem_free(bo, va_handle, bo_mc, 4096);
        CU_ASSERT_EQUAL(r, 0);
 }
+
+static void amdgpu_memory_fail_alloc(void)
+{
+       amdgpu_bo_handle bo;
+       amdgpu_va_handle va_handle;
+       uint64_t bo_mc;
+       int r;
+
+       /* Test impossible mem allocation, 1TB */
+       bo = gpu_mem_alloc(device_handle, 0xE8D4A51000, 4096,
+                       AMDGPU_GEM_DOMAIN_VRAM,
+                       AMDGPU_GEM_CREATE_NO_CPU_ACCESS,
+       &bo_mc, &va_handle);
+
+       r = gpu_mem_free(bo, va_handle, bo_mc, 0xE8D4A51000);
+       CU_ASSERT_EQUAL(r, 0);
+}
+
-- 
2.7.4

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