https://github.com/torvalds/linux
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Tip revision: b401b621758e46812da61fa58a67c3fd8d91de0d authored by Linus Torvalds on 18 February 2024, 20:56:25 UTC
Linux 6.8-rc5
Tip revision: b401b62
range.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RANGE_H
#define _LINUX_RANGE_H
#include <linux/types.h>

struct range {
	u64   start;
	u64   end;
};

static inline u64 range_len(const struct range *range)
{
	return range->end - range->start + 1;
}

static inline bool range_contains(struct range *r1, struct range *r2)
{
	return r1->start <= r2->start && r1->end >= r2->end;
}

int add_range(struct range *range, int az, int nr_range,
		u64 start, u64 end);


int add_range_with_merge(struct range *range, int az, int nr_range,
				u64 start, u64 end);

void subtract_range(struct range *range, int az, u64 start, u64 end);

int clean_sort_range(struct range *range, int az);

void sort_range(struct range *range, int nr_range);

#endif
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