drm/amdgpu: fix total size calculation

long might only be 32bit in size and we can easily use more than 4GB
here.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming  Zhou <david1.zhou@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 944868e4711984b0e9c50b0e5a6f974ffe9983ae..6728448167ba37b61164bc6464418b5b88e27b3d 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -105,9 +105,9 @@ static int amdgpu_bo_list_set(struct amdgpu_device *adev,
        struct amdgpu_bo *oa_obj = adev->gds.oa_gfx_bo;
 
        unsigned last_entry = 0, first_userptr = num_entries;
+       uint64_t total_size = 0;
        unsigned i;
        int r;
-       unsigned long total_size = 0;
 
        array = kvmalloc_array(num_entries, sizeof(struct amdgpu_bo_list_entry), GFP_KERNEL);
        if (!array)