[mirror_qemu.git] / linux-headers / linux / bits.h

/* 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))))

#endif /* _LINUX_BITS_H */
Commit	Line	Data
ab0c7fb2 PB	1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
	2	/* bits.h: Macros for dealing with bitmasks. */
	3
	4	#ifndef _LINUX_BITS_H
	5	#define _LINUX_BITS_H
	6
	7	#define __GENMASK(h, l) \
	8	(((~_UL(0)) - (_UL(1) << (l)) + 1) & \
	9	(~_UL(0) >> (__BITS_PER_LONG - 1 - (h))))
	10
	11	#define __GENMASK_ULL(h, l) \
	12	(((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \
	13	(~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h))))
	14
	15	#endif /* _LINUX_BITS_H */