diff options
Diffstat (limited to 'sys/vm/vm_radix.h')
-rw-r--r-- | sys/vm/vm_radix.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sys/vm/vm_radix.h b/sys/vm/vm_radix.h new file mode 100644 index 0000000..4ac0a06 --- /dev/null +++ b/sys/vm/vm_radix.h @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2013 EMC Corp. + * Copyright (c) 2011 Jeffrey Roberson <jeff@freebsd.org> + * Copyright (c) 2008 Mayur Shardul <mayur.shardul@gmail.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#ifndef _VM_RADIX_H_ +#define _VM_RADIX_H_ + +#include <vm/_vm_radix.h> + +#ifdef _KERNEL + +void vm_radix_init(void); +void vm_radix_insert(struct vm_radix *rtree, vm_page_t page); +vm_page_t vm_radix_lookup(struct vm_radix *rtree, vm_pindex_t index); +vm_page_t vm_radix_lookup_ge(struct vm_radix *rtree, vm_pindex_t index); +vm_page_t vm_radix_lookup_le(struct vm_radix *rtree, vm_pindex_t index); +void vm_radix_reclaim_allnodes(struct vm_radix *rtree); +void vm_radix_remove(struct vm_radix *rtree, vm_pindex_t index); + +#endif /* _KERNEL */ +#endif /* !_VM_RADIX_H_ */ |