Contributors: 12
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Rikard Falkeborn |
37 |
27.82% |
2 |
15.38% |
| Chen Gong |
32 |
24.06% |
1 |
7.69% |
| Srinivas Pandruvada |
19 |
14.29% |
1 |
7.69% |
| Jiri Slaby |
13 |
9.77% |
1 |
7.69% |
| Will Deacon |
10 |
7.52% |
1 |
7.69% |
| Masahiro Yamada |
7 |
5.26% |
1 |
7.69% |
| Maxime Coquelin |
5 |
3.76% |
1 |
7.69% |
| Akinobu Mita |
4 |
3.01% |
1 |
7.69% |
| Linus Torvalds (pre-git) |
2 |
1.50% |
1 |
7.69% |
| Eric Dumazet |
2 |
1.50% |
1 |
7.69% |
| Greg Kroah-Hartman |
1 |
0.75% |
1 |
7.69% |
| Vincenzo Frascino |
1 |
0.75% |
1 |
7.69% |
| Total |
133 |
|
13 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BITS_H
#define __LINUX_BITS_H
#include <linux/const.h>
#include <vdso/bits.h>
#include <asm/bitsperlong.h>
#define BIT_ULL(nr) (ULL(1) << (nr))
#define BIT_MASK(nr) (UL(1) << ((nr) % BITS_PER_LONG))
#define BIT_WORD(nr) ((nr) / BITS_PER_LONG)
#define BIT_ULL_MASK(nr) (ULL(1) << ((nr) % BITS_PER_LONG_LONG))
#define BIT_ULL_WORD(nr) ((nr) / BITS_PER_LONG_LONG)
#define BITS_PER_BYTE 8
/*
* Create a contiguous bitmask starting at bit position @l and ending at
* position @h. For example
* GENMASK_ULL(39, 21) gives us the 64bit vector 0x000000ffffe00000.
*/
#if !defined(__ASSEMBLY__)
#include <linux/build_bug.h>
#define GENMASK_INPUT_CHECK(h, l) \
(BUILD_BUG_ON_ZERO(__builtin_choose_expr( \
__is_constexpr((l) > (h)), (l) > (h), 0)))
#else
/*
* BUILD_BUG_ON_ZERO is not available in h files included from asm files,
* disable the input check if that is the case.
*/
#define GENMASK_INPUT_CHECK(h, l) 0
#endif
#define __GENMASK(h, l) \
(((~UL(0)) - (UL(1) << (l)) + 1) & \
(~UL(0) >> (BITS_PER_LONG - 1 - (h))))
#define GENMASK(h, l) \
(GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
#define __GENMASK_ULL(h, l) \
(((~ULL(0)) - (ULL(1) << (l)) + 1) & \
(~ULL(0) >> (BITS_PER_LONG_LONG - 1 - (h))))
#define GENMASK_ULL(h, l) \
(GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l))
#endif /* __LINUX_BITS_H */