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root / lab4 / .minix-src / include / minix / profile.h @ 13

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#ifndef _PROFILE_H
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#define _PROFILE_H
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#include <minix/type.h>
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#include <sys/types.h>
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/*
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 * Types relating to system profiling.
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 */
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#  define PROF_START       0    /* start statistical profiling */
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#  define PROF_STOP        1    /* stop statistical profiling */
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#define PROF_RTC        0 /* RTC based profiling */
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#define PROF_NMI        1 /* NMI based profiling, profiles kernel too */
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/* Info struct to be copied to from kernel to user program. */
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struct sprof_info_s {
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  int mem_used;
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  int total_samples;
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  int idle_samples;
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  int system_samples;
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  int user_samples;
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};
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/* What a profiling sample looks like (used for sizeof()). */
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struct sprof_sample {
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        endpoint_t        proc;
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        void *                pc;
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};
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struct sprof_proc {
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        endpoint_t        proc;
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        char                name[PROC_NAME_LEN];
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};
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int sprofile(int action, int size, int freq, int type, void *ctl_ptr,
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        void *mem_ptr);
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#endif /* PROFILE_H */