perfmon-util-dummy.c

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//
// Dummy interface for perfmon functions used in linux_perf.c, for the
// case that perfmon is not available.
//


//******************************************************************************
// include files
//******************************************************************************

#include <linux/perf_event.h>
#include "perfmon-util.h"
#include "perf-util.h"


//******************************************************************************
// Supported operations
//******************************************************************************

int
pfmu_getEventAttribute(const char *eventname, struct perf_event_attr *event_attr)
{
  return -1;
}


// return 0 or positive if the event exists, -1 otherwise
// if the event exist, code and type are the code and type of the event
int 
pfmu_getEventType(const char *eventname, u64 *code, u64 *type)
{
  return -1;
}


/*
 * interface to check if an event is "supported"
 * "supported" here means, it matches with the perfmon PMU event 
 *
 * return 0 or positive if the event exists, -1 otherwise
 */
int
pfmu_isSupported(const char *eventname)
{
  return -1;
}


int
pfmu_init()
{
  return -1;
}


void
pfmu_fini()
{
  return;
}


/*
 * interface function to print the list of supported PMUs
 */
int
pfmu_showEventList()
{
  return -1;
}