align.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __VDSO_ALIGN_H
 3#define __VDSO_ALIGN_H
 4
 5#include <vdso/const.h>
 6
 7/* @a is a power of 2 value */
 8#define ALIGN(x, a)		__ALIGN_KERNEL((x), (a))
 9#define ALIGN_DOWN(x, a)	__ALIGN_KERNEL((x) - ((a) - 1), (a))
10#define __ALIGN_MASK(x, mask)	__ALIGN_KERNEL_MASK((x), (mask))
11#define PTR_ALIGN(p, a)		((typeof(p))ALIGN((unsigned long)(p), (a)))
12#define PTR_ALIGN_DOWN(p, a)	((typeof(p))ALIGN_DOWN((unsigned long)(p), (a)))
13#define IS_ALIGNED(x, a)		(((x) & ((typeof(x))(a) - 1)) == 0)
14
15#endif	/* __VDSO_ALIGN_H */