perf-sys.h

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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_SYS_H
#define _PERF_SYS_H

#include <unistd.h>
#include <sys/types.h>
#include <sys/syscall.h>
#include <linux/types.h>
#include <linux/compiler.h>
#include <linux/perf_event.h>
#include <asm/barrier.h>

#ifdef __powerpc__
#define CPUINFO_PROC    {"cpu"}
#endif

#ifdef __s390__
#define CPUINFO_PROC    {"vendor_id"}
#endif

#ifdef __sh__
#define CPUINFO_PROC    {"cpu type"}
#endif

#ifdef __hppa__
#define CPUINFO_PROC    {"cpu"}
#endif

#ifdef __sparc__
#define CPUINFO_PROC    {"cpu"}
#endif

#ifdef __alpha__
#define CPUINFO_PROC    {"cpu model"}
#endif

#ifdef __arm__
#define CPUINFO_PROC    {"model name", "Processor"}
#endif

#ifdef __mips__
#define CPUINFO_PROC    {"cpu model"}
#endif

#ifdef __arc__
#define CPUINFO_PROC    {"Processor"}
#endif

#ifdef __xtensa__
#define CPUINFO_PROC    {"core ID"}
#endif

#ifndef CPUINFO_PROC
#define CPUINFO_PROC    { "model name", }
#endif

static inline int
sys_perf_event_open(struct perf_event_attr *attr,
              pid_t pid, int cpu, int group_fd,
              unsigned long flags)
{
    int fd;

    fd = syscall(__NR_perf_event_open, attr, pid, cpu,
             group_fd, flags);

#ifdef HAVE_ATTR_TEST
    if (unlikely(test_attr__enabled))
        test_attr__open(attr, pid, cpu, fd, group_fd, flags);
#endif
    return fd;
}

#endif /* _PERF_SYS_H */