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650ea02475
Switch x86_64 to using sub-ns precise vsyscall Cc: Tony Luck <tony.luck@intel.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Paul Turner <pjt@google.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Richard Cochran <richardcochran@gmail.com> Cc: Prarit Bhargava <prarit@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: John Stultz <john.stultz@linaro.org>
31 lines
624 B
C
31 lines
624 B
C
#ifndef _ASM_X86_VGTOD_H
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#define _ASM_X86_VGTOD_H
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#include <asm/vsyscall.h>
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#include <linux/clocksource.h>
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struct vsyscall_gtod_data {
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seqcount_t seq;
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struct { /* extract of a clocksource struct */
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int vclock_mode;
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cycle_t cycle_last;
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cycle_t mask;
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u32 mult;
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u32 shift;
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} clock;
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/* open coded 'struct timespec' */
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time_t wall_time_sec;
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u64 wall_time_snsec;
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u64 monotonic_time_snsec;
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time_t monotonic_time_sec;
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struct timezone sys_tz;
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struct timespec wall_time_coarse;
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struct timespec monotonic_time_coarse;
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};
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extern struct vsyscall_gtod_data vsyscall_gtod_data;
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#endif /* _ASM_X86_VGTOD_H */
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