1*3c7a8e19SPaolo Bonzini /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*3c7a8e19SPaolo Bonzini /* bits.h: Macros for dealing with bitmasks. */ 3*3c7a8e19SPaolo Bonzini 4*3c7a8e19SPaolo Bonzini #ifndef _UAPI_LINUX_BITS_H 5*3c7a8e19SPaolo Bonzini #define _UAPI_LINUX_BITS_H 6*3c7a8e19SPaolo Bonzini 7*3c7a8e19SPaolo Bonzini #define __GENMASK(h, l) \ 8*3c7a8e19SPaolo Bonzini (((~_UL(0)) - (_UL(1) << (l)) + 1) & \ 9*3c7a8e19SPaolo Bonzini (~_UL(0) >> (__BITS_PER_LONG - 1 - (h)))) 10*3c7a8e19SPaolo Bonzini 11*3c7a8e19SPaolo Bonzini #define __GENMASK_ULL(h, l) \ 12*3c7a8e19SPaolo Bonzini (((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \ 13*3c7a8e19SPaolo Bonzini (~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h)))) 14*3c7a8e19SPaolo Bonzini 15*3c7a8e19SPaolo Bonzini #endif /* _UAPI_LINUX_BITS_H */ 16