Contributors: 16
Author Tokens Token Proportion Commits Commit Proportion
Linus Torvalds (pre-git) 64 33.51% 5 17.24%
John Stultz 28 14.66% 5 17.24%
George Anzinger 25 13.09% 1 3.45%
Anna-Maria Gleixner 13 6.81% 1 3.45%
Martin Schwidefsky 12 6.28% 1 3.45%
Linus Torvalds 8 4.19% 1 3.45%
Arnd Bergmann 8 4.19% 3 10.34%
Andrew Morton 8 4.19% 2 6.90%
David Howells 7 3.66% 1 3.45%
Christoph Lameter 5 2.62% 2 6.90%
Ingo Molnar 4 2.09% 2 6.90%
David S. Miller 3 1.57% 1 3.45%
Deepa Dinamani 3 1.57% 1 3.45%
Thomas Gleixner 1 0.52% 1 3.45%
Greg Kroah-Hartman 1 0.52% 1 3.45%
Christoph Hellwig 1 0.52% 1 3.45%
Total 191 29 


/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TIME_H
#define _UAPI_LINUX_TIME_H

#include <linux/types.h>
#include <linux/time_types.h>

#ifndef __KERNEL__
#ifndef _STRUCT_TIMESPEC
#define _STRUCT_TIMESPEC
struct timespec {
	__kernel_old_time_t	tv_sec;		/* seconds */
	long			tv_nsec;	/* nanoseconds */
};
#endif

struct timeval {
	__kernel_old_time_t	tv_sec;		/* seconds */
	__kernel_suseconds_t	tv_usec;	/* microseconds */
};

struct itimerspec {
	struct timespec it_interval;/* timer period */
	struct timespec it_value;	/* timer expiration */
};

struct itimerval {
	struct timeval it_interval;/* timer interval */
	struct timeval it_value;	/* current value */
};
#endif

struct timezone {
	int	tz_minuteswest;	/* minutes west of Greenwich */
	int	tz_dsttime;	/* type of dst correction */
};

/*
 * Names of the interval timers, and structure
 * defining a timer setting:
 */
#define	ITIMER_REAL		0
#define	ITIMER_VIRTUAL		1
#define	ITIMER_PROF		2

/*
 * The IDs of the various system clocks (for POSIX.1b interval timers):
 */
#define CLOCK_REALTIME			0
#define CLOCK_MONOTONIC			1
#define CLOCK_PROCESS_CPUTIME_ID	2
#define CLOCK_THREAD_CPUTIME_ID		3
#define CLOCK_MONOTONIC_RAW		4
#define CLOCK_REALTIME_COARSE		5
#define CLOCK_MONOTONIC_COARSE		6
#define CLOCK_BOOTTIME			7
#define CLOCK_REALTIME_ALARM		8
#define CLOCK_BOOTTIME_ALARM		9
/*
 * The driver implementing this got removed. The clock ID is kept as a
 * place holder. Do not reuse!
 */
#define CLOCK_SGI_CYCLE			10
#define CLOCK_TAI			11

#define MAX_CLOCKS			16

/*
 * AUX clock support. AUXiliary clocks are dynamically configured by
 * enabling a clock ID. These clock can be steered independently of the
 * core timekeeper. The kernel can support up to 8 auxiliary clocks, but
 * the actual limit depends on eventual architecture constraints vs. VDSO.
 */
#define CLOCK_AUX			MAX_CLOCKS
#define MAX_AUX_CLOCKS			8
#define CLOCK_AUX_LAST			(CLOCK_AUX + MAX_AUX_CLOCKS - 1)

#define CLOCKS_MASK			(CLOCK_REALTIME | CLOCK_MONOTONIC)
#define CLOCKS_MONO			CLOCK_MONOTONIC

/*
 * The various flags for setting POSIX.1b interval timers:
 */
#define TIMER_ABSTIME			0x01

#endif /* _UAPI_LINUX_TIME_H */