blob: 84dd4891817c831ca24a252a7dc2e44fb413649f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
|
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* bits.h: Macros for dealing with bitmasks. */
#ifndef _LINUX_BITS_H
#define _LINUX_BITS_H
#define __GENMASK(h, l) \
(((~_UL(0)) - (_UL(1) << (l)) + 1) & \
(~_UL(0) >> (__BITS_PER_LONG - 1 - (h))))
#define __GENMASK_ULL(h, l) \
(((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \
(~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h))))
#define __GENMASK_U128(h, l) \
((_BIT128((h)) << 1) - (_BIT128(l)))
#endif /* _LINUX_BITS_H */
|
