Am 10.06.21 um 05:03 schrieb Dave Airlie:

From: Dave Airlie airlied@redhat.com

This fixes 32-bit arm build due to lack of 64-bit divides.

Fixes: cb1c81467af3 ("drm/ttm: flip the switch for driver allocated resources v2") Signed-off-by: Dave Airlie airlied@redhat.com

Reviewed-by: Christian König christian.koenig@amd.com

I was already wondering why we suddenly have a 64bit division here, but couldn't see it of hand.

Should I push that to drm-misc-next?

Thanks, Christian.

---

drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 9a6df02477ce..436ec246a7da 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -407,7 +407,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man, #endif pages_per_node = max_t(uint32_t, pages_per_node, tbo->page_alignment);

• num_nodes = DIV_ROUND_UP(PFN_UP(mem_bytes), pages_per_node);
  

• num_nodes = DIV_ROUND_UP_ULL(PFN_UP(mem_bytes), pages_per_node);
  

  }

  node = kvmalloc(struct_size(node, mm_nodes, num_nodes),