[PATCH] drivers/mtd/: small cleanups

[linux-2.6-omap-h63xx.git] / include / linux / radix-tree.h

diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 9f0f9281f42a01628adbdb80f317172486eca583..dd83cca2800160bca6940abe03b73165383fb6ff 100644 (file)
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -19,6 +19,7 @@
 #ifndef _LINUX_RADIX_TREE_H
 #define _LINUX_RADIX_TREE_H
 
+#include <linux/sched.h>
 #include <linux/preempt.h>
 #include <linux/types.h>
 
@@ -44,8 +45,11 @@ do {                                                                 \
        (root)->rnode = NULL;                                           \
 } while (0)
 
+#define RADIX_TREE_MAX_TAGS 2
+
 int radix_tree_insert(struct radix_tree_root *, unsigned long, void *);
 void *radix_tree_lookup(struct radix_tree_root *, unsigned long);
+void **radix_tree_lookup_slot(struct radix_tree_root *, unsigned long);
 void *radix_tree_delete(struct radix_tree_root *, unsigned long);
 unsigned int
 radix_tree_gang_lookup(struct radix_tree_root *root, void **results,
@@ -53,15 +57,16 @@ radix_tree_gang_lookup(struct radix_tree_root *root, void **results,
 int radix_tree_preload(gfp_t gfp_mask);
 void radix_tree_init(void);
 void *radix_tree_tag_set(struct radix_tree_root *root,
-                       unsigned long index, int tag);
+                       unsigned long index, unsigned int tag);
 void *radix_tree_tag_clear(struct radix_tree_root *root,
-                       unsigned long index, int tag);
+                       unsigned long index, unsigned int tag);
 int radix_tree_tag_get(struct radix_tree_root *root,
-                       unsigned long index, int tag);
+                       unsigned long index, unsigned int tag);
 unsigned int
 radix_tree_gang_lookup_tag(struct radix_tree_root *root, void **results,
-               unsigned long first_index, unsigned int max_items, int tag);
-int radix_tree_tagged(struct radix_tree_root *root, int tag);
+               unsigned long first_index, unsigned int max_items,
+               unsigned int tag);
+int radix_tree_tagged(struct radix_tree_root *root, unsigned int tag);
 
 static inline void radix_tree_preload_end(void)
 {