diff options
Diffstat (limited to 'linux-core/drm_bo.c')
-rw-r--r-- | linux-core/drm_bo.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 27016d8c..50f62dce 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -2309,6 +2309,9 @@ void drm_bo_unmap_virtual(drm_buffer_object_t * bo) loff_t offset = ((loff_t) bo->map_list.hash.key) << PAGE_SHIFT; loff_t holelen = ((loff_t) bo->mem.num_pages) << PAGE_SHIFT; + if (!dev->dev_mapping) + return; + unmap_mapping_range(dev->dev_mapping, offset, holelen, 1); } |