1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
/*
* Copyright (c) 2012,2013,2018 Intel Corporation
* Author: Andi Kleen
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code distributions
* retain the above copyright notice and this paragraph in its entirety, (2)
* distributions including binary code include the above copyright notice and
* this paragraph in its entirety in the documentation or other materials
* provided with the distribution
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef RDPMC_H
#define RDPMC_H
#if HAVE_LINUX_PERF_RDPMC
#include <linux/perf_event.h>
#include <ofi_perf.h>
struct rdpmc_ctx {
int fd;
struct perf_event_mmap_page *buf;
};
int rdpmc_open(unsigned counter, struct rdpmc_ctx *ctx);
int rdpmc_open_attr(struct perf_event_attr *attr, struct rdpmc_ctx *ctx,
struct rdpmc_ctx *leader_ctx);
void rdpmc_close(struct rdpmc_ctx *ctx);
unsigned long long rdpmc_read(struct rdpmc_ctx *ctx);
struct ofi_perf_ctx {
struct rdpmc_ctx ctx;
};
#endif /* HAVE_LINUX_PERF_RDPMC */
#endif
|
