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79b31f3601
Add vmem_alloc/vmem_free support (and test case) Add missing time functions git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@46 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
38 lines
910 B
C
38 lines
910 B
C
#include <sys/sysmacros.h>
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#include <sys/time.h>
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#include "config.h"
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void
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__gethrestime(timestruc_t *ts)
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{
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getnstimeofday((struct timespec *)ts);
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}
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EXPORT_SYMBOL(__gethrestime);
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int
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__clock_gettime(clock_type_t type, timespec_t *tp)
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{
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/* Only support CLOCK_REALTIME+__CLOCK_REALTIME0 for now */
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BUG_ON(!((type == CLOCK_REALTIME) || (type == __CLOCK_REALTIME0)));
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getnstimeofday(tp);
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return 0;
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}
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EXPORT_SYMBOL(__clock_gettime);
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/* This function may not be as fast as using monotonic_clock() but it
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* should be much more portable, if performance becomes as issue we can
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* look at using monotonic_clock() for x86_64 and x86 arches.
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*/
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hrtime_t
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__gethrtime(void) {
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timespec_t tv;
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hrtime_t rc;
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do_posix_clock_monotonic_gettime(&tv);
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rc = (NSEC_PER_SEC * (hrtime_t)tv.tv_sec) + (hrtime_t)tv.tv_nsec;
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return rc;
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}
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EXPORT_SYMBOL(__gethrtime);
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