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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
| commit | 414f746d232d41ed6ae8632c4495ae795373c44b (patch) | |
| tree | 167f9bc8f139c6e82e6732b38c7a938b8a9d31cd /include/linux/radix-tree.h | |
| parent | 5a7a201c51c324876d00a54e7208af6af12d1ca4 (diff) | |
| parent | c9272c4f9fbe2087beb3392f526dc5b19efaa56b (diff) | |
| download | op-kernel-dev-414f746d232d41ed6ae8632c4495ae795373c44b.zip op-kernel-dev-414f746d232d41ed6ae8632c4495ae795373c44b.tar.gz | |
Merge branch 'linus' into cpus4096
Diffstat (limited to 'include/linux/radix-tree.h')
| -rw-r--r-- | include/linux/radix-tree.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index b8ce2b4..a916c66 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -99,12 +99,15 @@ do { \ * * The notable exceptions to this rule are the following functions: * radix_tree_lookup + * radix_tree_lookup_slot * radix_tree_tag_get * radix_tree_gang_lookup + * radix_tree_gang_lookup_slot * radix_tree_gang_lookup_tag + * radix_tree_gang_lookup_tag_slot * radix_tree_tagged * - * The first 4 functions are able to be called locklessly, using RCU. The + * The first 7 functions are able to be called locklessly, using RCU. The * caller must ensure calls to these functions are made within rcu_read_lock() * regions. Other readers (lock-free or otherwise) and modifications may be * running concurrently. @@ -159,6 +162,9 @@ void *radix_tree_delete(struct radix_tree_root *, unsigned long); unsigned int radix_tree_gang_lookup(struct radix_tree_root *root, void **results, unsigned long first_index, unsigned int max_items); +unsigned int +radix_tree_gang_lookup_slot(struct radix_tree_root *root, void ***results, + unsigned long first_index, unsigned int max_items); unsigned long radix_tree_next_hole(struct radix_tree_root *root, unsigned long index, unsigned long max_scan); int radix_tree_preload(gfp_t gfp_mask); @@ -173,6 +179,10 @@ unsigned int radix_tree_gang_lookup_tag(struct radix_tree_root *root, void **results, unsigned long first_index, unsigned int max_items, unsigned int tag); +unsigned int +radix_tree_gang_lookup_tag_slot(struct radix_tree_root *root, void ***results, + 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) |
