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09b414e880
git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@17 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
#ifndef _SPL_TIME_H
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#define _SPL_TIME_H
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/*
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* Structure returned by gettimeofday(2) system call,
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* and used in other calls.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <linux/module.h>
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#include <linux/time.h>
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#include "spl-types.h"
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extern unsigned long long monotonic_clock(void);
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typedef struct timespec timestruc_t; /* definition per SVr4 */
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typedef longlong_t hrtime_t;
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#define TIME32_MAX INT32_MAX
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#define TIME32_MIN INT32_MIN
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#define SEC 1
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#define MILLISEC 1000
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#define MICROSEC 1000000
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#define NANOSEC 1000000000
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#define hz \
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({ \
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BUG_ON(HZ < 100 || HZ > MICROSEC); \
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HZ; \
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})
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#define gethrestime(ts) getnstimeofday((ts))
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static __inline__ hrtime_t
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gethrtime(void) {
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/* BUG_ON(cur_timer == timer_none); */
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/* Solaris expects a long long here but monotonic_clock() returns an
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* unsigned long long. Note that monotonic_clock() returns the number
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* of nanoseconds passed since kernel initialization. Even for a signed
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* long long this will not "go negative" for ~292 years.
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*/
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return monotonic_clock();
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}
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static __inline__ time_t
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gethrestime_sec(void)
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{
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timestruc_t now;
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gethrestime(&now);
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return (now.tv_sec);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SPL_TIME_H */
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