LXR linux/include/linux/range.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _LINUX_RANGE_H
   3#define _LINUX_RANGE_H
   4
   5struct range {
   6        u64   start;
   7        u64   end;
   8};
   9
  10int add_range(struct range *range, int az, int nr_range,
  11                u64 start, u64 end);
  12
  13
  14int add_range_with_merge(struct range *range, int az, int nr_range,
  15                                u64 start, u64 end);
  16
  17void subtract_range(struct range *range, int az, u64 start, u64 end);
  18
  19int clean_sort_range(struct range *range, int az);
  20
  21void sort_range(struct range *range, int nr_range);
  22
  23#define MAX_RESOURCE ((resource_size_t)~0)
  24static inline resource_size_t cap_resource(u64 val)
  25{
  26        if (val > MAX_RESOURCE)
  27                return MAX_RESOURCE;
  28
  29        return val;
  30}
  31#endif
  32