maple_tree: add mas_next_range() and mas_find_range() interfaces

[linux-block.git] / include / linux / maple_tree.h

diff --git a/include/linux/maple_tree.h b/include/linux/maple_tree.h
index ed92abf4c1fb57214ec4c8173677ffaaa5d73c18..9d040043858a9cf869ab912eb0b1cd318f1dd486 100644 (file)
--- a/include/linux/maple_tree.h
+++ b/include/linux/maple_tree.h
@@ -455,6 +455,7 @@ void *mas_erase(struct ma_state *mas);
 int mas_store_gfp(struct ma_state *mas, void *entry, gfp_t gfp);
 void mas_store_prealloc(struct ma_state *mas, void *entry);
 void *mas_find(struct ma_state *mas, unsigned long max);
+void *mas_find_range(struct ma_state *mas, unsigned long max);
 void *mas_find_rev(struct ma_state *mas, unsigned long min);
 int mas_preallocate(struct ma_state *mas, gfp_t gfp);
 bool mas_is_err(struct ma_state *mas);
@@ -467,6 +468,7 @@ int mas_expected_entries(struct ma_state *mas, unsigned long nr_entries);
 
 void *mas_prev(struct ma_state *mas, unsigned long min);
 void *mas_next(struct ma_state *mas, unsigned long max);
+void *mas_next_range(struct ma_state *mas, unsigned long max);
 
 int mas_empty_area(struct ma_state *mas, unsigned long min, unsigned long max,
                   unsigned long size);
@@ -528,7 +530,6 @@ static inline void mas_reset(struct ma_state *mas)
 #define mas_for_each(__mas, __entry, __max) \
        while (((__entry) = mas_find((__mas), (__max))) != NULL)
 
-
 /**
  * mas_set_range() - Set up Maple Tree operation state for a different index.
  * @mas: Maple Tree operation state.