[PATCH] severing fs.h, radix-tree.h -> sched.h

[deliverable/linux.git] / include / linux / radix-tree.h

diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 36e5d269612fec7ce193f2edee5fd816af353650..cbfa1153742120d4a01798e181a06815555281e6 100644 (file)
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -22,6 +22,9 @@
 #include <linux/preempt.h>
 #include <linux/types.h>
 
+#define RADIX_TREE_MAX_TAGS 2
+
+/* root tags are stored in gfp_mask, shifted by __GFP_BITS_SHIFT */
 struct radix_tree_root {
        unsigned int            height;
        gfp_t                   gfp_mask;
@@ -54,15 +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)
 {