Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
27811d8c YL |
2 | #ifndef _LINUX_RANGE_H |
3 | #define _LINUX_RANGE_H | |
4 | ||
5 | struct range { | |
6 | u64 start; | |
7 | u64 end; | |
8 | }; | |
9 | ||
10 | int add_range(struct range *range, int az, int nr_range, | |
11 | u64 start, u64 end); | |
12 | ||
13 | ||
14 | int add_range_with_merge(struct range *range, int az, int nr_range, | |
15 | u64 start, u64 end); | |
16 | ||
17 | void subtract_range(struct range *range, int az, u64 start, u64 end); | |
18 | ||
19 | int clean_sort_range(struct range *range, int az); | |
20 | ||
21 | void sort_range(struct range *range, int nr_range); | |
22 | ||
9ad3f2c7 YL |
23 | #define MAX_RESOURCE ((resource_size_t)~0) |
24 | static inline resource_size_t cap_resource(u64 val) | |
25 | { | |
26 | if (val > MAX_RESOURCE) | |
27 | return MAX_RESOURCE; | |
28 | ||
29 | return val; | |
30 | } | |
27811d8c | 31 | #endif |