From: Nirmoy Das nirmoy.das@amd.com
commit 5e61b84f9d3ddfba73091f9fbc940caae1c9eb22 upstream.
Offset calculation wasn't correct as start addresses are in pfn not in bytes.
CC: stable@vger.kernel.org Signed-off-by: Nirmoy Das nirmoy.das@amd.com Reviewed-by: Christian König christian.koenig@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2285,7 +2285,7 @@ int amdgpu_vm_bo_clear_mappings(struct a after->start = eaddr + 1; after->last = tmp->last; after->offset = tmp->offset; - after->offset += after->start - tmp->start; + after->offset += (after->start - tmp->start) << PAGE_SHIFT; after->flags = tmp->flags; list_add(&after->list, &tmp->list); }