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| author | Jiri Kosina <jkosina@suse.cz> | 2012-10-28 19:28:52 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-10-28 19:29:19 +0100 |
| commit | 3bd7bf1f0fe14f591c089ae61bbfa9bd356f178a (patch) | |
| tree | 0058693cc9e70b7461dae551f8a19aff2efd13ca /include/linux/interval_tree.h | |
| parent | f16f84937d769c893492160b1a8c3672e3992beb (diff) | |
| parent | e657e078d3dfa9f96976db7a2b5fd7d7c9f1f1a6 (diff) | |
Merge branch 'master' into for-next
Sync up with Linus' tree to be able to apply Cesar's patch
against newer version of the code.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/linux/interval_tree.h')
| -rw-r--r-- | include/linux/interval_tree.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/interval_tree.h b/include/linux/interval_tree.h new file mode 100644 index 00000000000..724556aa3c9 --- /dev/null +++ b/include/linux/interval_tree.h @@ -0,0 +1,27 @@ +#ifndef _LINUX_INTERVAL_TREE_H +#define _LINUX_INTERVAL_TREE_H + +#include <linux/rbtree.h> + +struct interval_tree_node { + struct rb_node rb; + unsigned long start; /* Start of interval */ + unsigned long last; /* Last location _in_ interval */ + unsigned long __subtree_last; +}; + +extern void +interval_tree_insert(struct interval_tree_node *node, struct rb_root *root); + +extern void +interval_tree_remove(struct interval_tree_node *node, struct rb_root *root); + +extern struct interval_tree_node * +interval_tree_iter_first(struct rb_root *root, + unsigned long start, unsigned long last); + +extern struct interval_tree_node * +interval_tree_iter_next(struct interval_tree_node *node, + unsigned long start, unsigned long last); + +#endif /* _LINUX_INTERVAL_TREE_H */ |