root/include/asm-x86/vgtod.h

INCLUDED FROM

#ifndef ASM_X86__VGTOD_H
#define ASM_X86__VGTOD_H

#include <asm/vsyscall.h>
#include <linux/clocksource.h>

struct vsyscall_gtod_data {
        seqlock_t       lock;

        /* open coded 'struct timespec' */
        time_t          wall_time_sec;
        u32             wall_time_nsec;

        int             sysctl_enabled;
        struct timezone sys_tz;
        struct { /* extract of a clocksource struct */
                cycle_t (*vread)(void);
                cycle_t cycle_last;
                cycle_t mask;
                u32     mult;
                u32     shift;
        } clock;
        struct timespec wall_to_monotonic;
};
extern struct vsyscall_gtod_data __vsyscall_gtod_data
__section_vsyscall_gtod_data;
extern struct vsyscall_gtod_data vsyscall_gtod_data;

#endif /* ASM_X86__VGTOD_H */