Documentation: mmc: add mmc-hs400-enhanced-strobe

[firefly-linux-kernel-4.4.55.git] / lib / radix-tree.c

diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index fcf5d98574ce46871dca087d2c803dbfb67c0b81..6b79e9026e24894000a2bdf4180db80f8190b357 100644 (file)
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -1019,9 +1019,13 @@ radix_tree_gang_lookup(struct radix_tree_root *root, void **results,
                return 0;
 
        radix_tree_for_each_slot(slot, root, &iter, first_index) {
-               results[ret] = indirect_to_ptr(rcu_dereference_raw(*slot));
+               results[ret] = rcu_dereference_raw(*slot);
                if (!results[ret])
                        continue;
+               if (radix_tree_is_indirect_ptr(results[ret])) {
+                       slot = radix_tree_iter_retry(&iter);
+                       continue;
+               }
                if (++ret == max_items)
                        break;
        }
@@ -1098,9 +1102,13 @@ radix_tree_gang_lookup_tag(struct radix_tree_root *root, void **results,
                return 0;
 
        radix_tree_for_each_tagged(slot, root, &iter, first_index, tag) {
-               results[ret] = indirect_to_ptr(rcu_dereference_raw(*slot));
+               results[ret] = rcu_dereference_raw(*slot);
                if (!results[ret])
                        continue;
+               if (radix_tree_is_indirect_ptr(results[ret])) {
+                       slot = radix_tree_iter_retry(&iter);
+                       continue;
+               }
                if (++ret == max_items)
                        break;
        }