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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _LINUX_BSEARCH_H3#define _LINUX_BSEARCH_H4 5#include <linux/types.h>6 7static __always_inline8void *__inline_bsearch(const void *key, const void *base, size_t num, size_t size, cmp_func_t cmp)9{10	const char *pivot;11	int result;12 13	while (num > 0) {14		pivot = base + (num >> 1) * size;15		result = cmp(key, pivot);16 17		if (result == 0)18			return (void *)pivot;19 20		if (result > 0) {21			base = pivot + size;22			num--;23		}24		num >>= 1;25	}26 27	return NULL;28}29 30extern void *bsearch(const void *key, const void *base, size_t num, size_t size, cmp_func_t cmp);31 32#endif /* _LINUX_BSEARCH_H */33