diff options
Diffstat (limited to 'include/xen/balloon.h')
-rw-r--r-- | include/xen/balloon.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/include/xen/balloon.h b/include/xen/balloon.h deleted file mode 100644 index fe43b0f3c86a..000000000000 --- a/include/xen/balloon.h +++ /dev/null | |||
@@ -1,61 +0,0 @@ | |||
1 | /****************************************************************************** | ||
2 | * balloon.h | ||
3 | * | ||
4 | * Xen balloon driver - enables returning/claiming memory to/from Xen. | ||
5 | * | ||
6 | * Copyright (c) 2003, B Dragovic | ||
7 | * Copyright (c) 2003-2004, M Williamson, K Fraser | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or | ||
10 | * modify it under the terms of the GNU General Public License version 2 | ||
11 | * as published by the Free Software Foundation; or, when distributed | ||
12 | * separately from the Linux kernel or incorporated into other | ||
13 | * software packages, subject to the following license: | ||
14 | * | ||
15 | * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
16 | * of this source file (the "Software"), to deal in the Software without | ||
17 | * restriction, including without limitation the rights to use, copy, modify, | ||
18 | * merge, publish, distribute, sublicense, and/or sell copies of the Software, | ||
19 | * and to permit persons to whom the Software is furnished to do so, subject to | ||
20 | * the following conditions: | ||
21 | * | ||
22 | * The above copyright notice and this permission notice shall be included in | ||
23 | * all copies or substantial portions of the Software. | ||
24 | * | ||
25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
26 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
27 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
28 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
29 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
30 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS | ||
31 | * IN THE SOFTWARE. | ||
32 | */ | ||
33 | |||
34 | #ifndef __XEN_BALLOON_H__ | ||
35 | #define __XEN_BALLOON_H__ | ||
36 | |||
37 | #include <linux/spinlock.h> | ||
38 | |||
39 | #if 0 | ||
40 | /* | ||
41 | * Inform the balloon driver that it should allow some slop for device-driver | ||
42 | * memory activities. | ||
43 | */ | ||
44 | void balloon_update_driver_allowance(long delta); | ||
45 | |||
46 | /* Allocate/free a set of empty pages in low memory (i.e., no RAM mapped). */ | ||
47 | struct page **alloc_empty_pages_and_pagevec(int nr_pages); | ||
48 | void free_empty_pages_and_pagevec(struct page **pagevec, int nr_pages); | ||
49 | |||
50 | void balloon_release_driver_page(struct page *page); | ||
51 | |||
52 | /* | ||
53 | * Prevent the balloon driver from changing the memory reservation during | ||
54 | * a driver critical region. | ||
55 | */ | ||
56 | extern spinlock_t balloon_lock; | ||
57 | #define balloon_lock(__flags) spin_lock_irqsave(&balloon_lock, __flags) | ||
58 | #define balloon_unlock(__flags) spin_unlock_irqrestore(&balloon_lock, __flags) | ||
59 | #endif | ||
60 | |||
61 | #endif /* __XEN_BALLOON_H__ */ | ||