From: Christian König <christian.koenig@xxxxxxx> This patch has been added to the 3.18 stable tree. If you have any objections, please let us know. =============== [ Upstream commit 13f479b9df4e2bbf2d16e7e1b02f3f55f70e2455 ] This bug seems to be present for a very long time. Signed-off-by: Christian König <christian.koenig@xxxxxxx> Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> --- drivers/gpu/drm/radeon/radeon_ttm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index fdea9d0..f361af7 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -240,8 +240,8 @@ static int radeon_move_blit(struct ttm_buffer_object *bo, rdev = radeon_get_rdev(bo->bdev); ridx = radeon_copy_ring_index(rdev); - old_start = old_mem->start << PAGE_SHIFT; - new_start = new_mem->start << PAGE_SHIFT; + old_start = (u64)old_mem->start << PAGE_SHIFT; + new_start = (u64)new_mem->start << PAGE_SHIFT; switch (old_mem->mem_type) { case TTM_PL_VRAM: -- 2.7.4 ��.n��������+%������w��{.n�����������ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f