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array_size.h

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linux-6.19.14/include/linux/array_size.h C
 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _LINUX_ARRAY_SIZE_H
 3#define _LINUX_ARRAY_SIZE_H
 4
 5#include <linux/compiler.h>
 6
 7/**
 8 * ARRAY_SIZE - get the number of elements in array @arr
 9 * @arr: array to be sized
10 */
11#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
12
13#endif  /* _LINUX_ARRAY_SIZE_H */
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