diff options
Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
-rw-r--r-- | drivers/gpu/drm/drm_mm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index d6432f9..add1737 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -460,6 +460,7 @@ void drm_mm_init_scan(struct drm_mm *mm, unsigned long size, mm->scan_hit_start = 0; mm->scan_hit_size = 0; mm->scan_check_range = 0; + mm->prev_scanned_node = NULL; } EXPORT_SYMBOL(drm_mm_init_scan); @@ -485,6 +486,7 @@ void drm_mm_init_scan_with_range(struct drm_mm *mm, unsigned long size, mm->scan_start = start; mm->scan_end = end; mm->scan_check_range = 1; + mm->prev_scanned_node = NULL; } EXPORT_SYMBOL(drm_mm_init_scan_with_range); @@ -514,6 +516,8 @@ int drm_mm_scan_add_block(struct drm_mm_node *node) prev_node->hole_follows = 1; list_del(&node->node_list); node->node_list.prev = &prev_node->node_list; + node->node_list.next = &mm->prev_scanned_node->node_list; + mm->prev_scanned_node = node; hole_start = drm_mm_hole_node_start(prev_node); hole_end = drm_mm_hole_node_end(prev_node); |