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amdgpu: Add memory over allocation test. 

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

v2:
FIx the test to only alloc the BO and assert if return value
not equal to -ENOMEM and remove test disable on start.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
main
Andrey Grodzovsky 2017-11-13 12:01:42 -05:00 committed by Christian König
parent 818a0d4245
commit 9ad9b7e91e
1 changed files with 24 additions and 0 deletions
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24
tests/amdgpu/bo_tests.c
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@ -47,6 +47,7 @@ static void amdgpu_bo_export_import(void);
static void amdgpu_bo_metadata(void); static void amdgpu_bo_metadata(void);
static void amdgpu_bo_map_unmap(void); static void amdgpu_bo_map_unmap(void);
static void amdgpu_memory_alloc(void); static void amdgpu_memory_alloc(void);
static void amdgpu_mem_fail_alloc(void);
CU_TestInfo bo_tests[] = { CU_TestInfo bo_tests[] = {
{ "Export/Import", amdgpu_bo_export_import }, { "Export/Import", amdgpu_bo_export_import },
@ -55,6 +56,7 @@ CU_TestInfo bo_tests[] = {
#endif #endif
{ "CPU map/unmap", amdgpu_bo_map_unmap }, { "CPU map/unmap", amdgpu_bo_map_unmap },
{ "Memory alloc Test", amdgpu_memory_alloc }, { "Memory alloc Test", amdgpu_memory_alloc },
{ "Memory fail alloc Test", amdgpu_mem_fail_alloc },
CU_TEST_INFO_NULL, CU_TEST_INFO_NULL,
}; };
@ -244,3 +246,25 @@ static void amdgpu_memory_alloc(void)
r = gpu_mem_free(bo, va_handle, bo_mc, 4096); r = gpu_mem_free(bo, va_handle, bo_mc, 4096);
CU_ASSERT_EQUAL(r, 0); CU_ASSERT_EQUAL(r, 0);
} }
static void amdgpu_mem_fail_alloc(void)
{
amdgpu_bo_handle bo;
int r;
struct amdgpu_bo_alloc_request req = {0};
amdgpu_bo_handle buf_handle;
/* Test impossible mem allocation, 1TB */
req.alloc_size = 0xE8D4A51000;
req.phys_alignment = 4096;
req.preferred_heap = AMDGPU_GEM_DOMAIN_VRAM;
req.flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS;
r = amdgpu_bo_alloc(device_handle, &req, &buf_handle);
CU_ASSERT_EQUAL(r, -ENOMEM);
if (!r) {
r = amdgpu_bo_free(bo);
CU_ASSERT_EQUAL(r, 0);
}
}