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| author | Ingo Molnar <[email protected]> | 2024-03-25 11:32:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2024-03-25 11:32:29 +0100 |
| commit | f4566a1e73957800df75a3dd2dccee8a4697f327 (patch) | |
| tree | b043b875228c0b25988af66c680d60cae69d761d /include/uapi/linux/bits.h | |
| parent | b9e6e28663928cab836a19abbdec3d036a07db3b (diff) | |
| parent | 4cece764965020c22cff7665b18a012006359095 (diff) | |
Merge tag 'v6.9-rc1' into sched/core, to pick up fixes and to refresh the branch
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'include/uapi/linux/bits.h')
| -rw-r--r-- | include/uapi/linux/bits.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/uapi/linux/bits.h b/include/uapi/linux/bits.h new file mode 100644 index 000000000000..3c2a101986a3 --- /dev/null +++ b/include/uapi/linux/bits.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* bits.h: Macros for dealing with bitmasks. */ + +#ifndef _UAPI_LINUX_BITS_H +#define _UAPI_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)))) + +#endif /* _UAPI_LINUX_BITS_H */ |