1 /******************************************************************************
2  * vnuma.h
3  *
4  * Copyright (c) 2014, Wei Liu
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License version 2
8  * as published by the Free Software Foundation; or, when distributed
9  * separately from the Linux kernel or incorporated into other
10  * software packages, subject to the following license:
11  *
12  * Permission is hereby granted, free of charge, to any person obtaining a copy
13  * of this source file (the "Software"), to deal in the Software without
14  * restriction, including without limitation the rights to use, copy, modify,
15  * merge, publish, distribute, sublicense, and/or sell copies of the Software,
16  * and to permit persons to whom the Software is furnished to do so, subject to
17  * the following conditions:
18  *
19  * The above copyright notice and this permission notice shall be included in
20  * all copies or substantial portions of the Software.
21  *
22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
28  * IN THE SOFTWARE.
29  */
30 
31 #ifndef __HVMLOADER_VNUMA_H__
32 #define __HVMLOADER_VNUMA_H__
33 
34 #include <xen/memory.h>
35 
36 extern unsigned int nr_vnodes, nr_vmemranges;
37 extern unsigned int *vcpu_to_vnode, *vdistance;
38 extern xen_vmemrange_t *vmemrange;
39 
40 void init_vnuma_info(void);
41 
42 #endif /* __HVMLOADER_VNUMA_H__ */
43 
44 /*
45  * Local variables:
46  * mode: C
47  * c-file-style: "BSD"
48  * c-basic-offset: 4
49  * tab-width: 4
50  * indent-tabs-mode: nil
51  * End:
52  */
53