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#include "cachepc/uapi.h"
#include <linux/kvm.h>
#include <sys/ioctl.h>
#include <err.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
int
main(int argc, const char **argv)
{
track_all_pages_t tracking;
int ret, fd;
fd = open("/proc/cachepc", O_RDONLY);
if (!fd) err(1, "open");
tracking.track_mode = KVM_PAGE_TRACK_ACCESS;
ret = ioctl(fd, KVM_USPT_TRACK_ALL, &tracking);
if (ret == -1) err(1, "ioctl TRACK_ALL ACCESS");
tracking.track_mode = KVM_PAGE_TRACK_RESET_ACCESSED;
ret = ioctl(fd, KVM_USPT_TRACK_ALL, &tracking);
if (ret == -1) err(1, "ioctl TRACK_ALL RESET_ACCESSED");
ret = ioctl(fd, KVM_USPT_UNTRACK_ALL, &tracking);
if (ret == -1) err(1, "ioctl UNTRACK_ALL");
close(fd);
}
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