Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /proc/self/root/usr/src/linux-headers-5.4.0-198/arch/arm/include/asm/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Adapted from arm64 version.
 *
 * Copyright (C) 2012 ARM Limited
 */
#ifndef __ASM_VDSO_DATAPAGE_H
#define __ASM_VDSO_DATAPAGE_H

#ifdef __KERNEL__

#ifndef __ASSEMBLY__

#include <asm/page.h>

/* Try to be cache-friendly on systems that don't implement the
 * generic timer: fit the unconditionally updated fields in the first
 * 32 bytes.
 */
struct vdso_data {
	u32 seq_count;		/* sequence count - odd during updates */
	u16 tk_is_cntvct;	/* fall back to syscall if false */
	u16 cs_shift;		/* clocksource shift */
	u32 xtime_coarse_sec;	/* coarse time */
	u32 xtime_coarse_nsec;

	u32 wtm_clock_sec;	/* wall to monotonic offset */
	u32 wtm_clock_nsec;
	u32 xtime_clock_sec;	/* CLOCK_REALTIME - seconds */
	u32 cs_mult;		/* clocksource multiplier */

	u64 cs_cycle_last;	/* last cycle value */
	u64 cs_mask;		/* clocksource mask */

	u64 xtime_clock_snsec;	/* CLOCK_REALTIME sub-ns base */
	u32 tz_minuteswest;	/* timezone info for gettimeofday(2) */
	u32 tz_dsttime;
};

union vdso_data_store {
	struct vdso_data data;
	u8 page[PAGE_SIZE];
};

#endif /* !__ASSEMBLY__ */

#endif /* __KERNEL__ */

#endif /* __ASM_VDSO_DATAPAGE_H */