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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1#ifndef __PERF_MEM_EVENTS_H
2#define __PERF_MEM_EVENTS_H
3
4#include <stdbool.h>
5#include <stdint.h>
6#include <stdio.h>
7#include <linux/types.h>
8#include "stat.h"
9
10struct perf_mem_event {
11 bool record;
12 bool supported;
13 const char *tag;
14 const char *name;
15 const char *sysfs_name;
16};
17
18enum {
19 PERF_MEM_EVENTS__LOAD,
20 PERF_MEM_EVENTS__STORE,
21 PERF_MEM_EVENTS__MAX,
22};
23
24extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX];
25extern unsigned int perf_mem_events__loads_ldlat;
26
27int perf_mem_events__parse(const char *str);
28int perf_mem_events__init(void);
29
30char *perf_mem_events__name(int i);
31
32struct mem_info;
33int perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
34int perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
35int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
36int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
37
38int perf_script__meminfo_scnprintf(char *bf, size_t size, struct mem_info *mem_info);
39
40struct c2c_stats {
41 u32 nr_entries;
42
43 u32 locks; /* count of 'lock' transactions */
44 u32 store; /* count of all stores in trace */
45 u32 st_uncache; /* stores to uncacheable address */
46 u32 st_noadrs; /* cacheable store with no address */
47 u32 st_l1hit; /* count of stores that hit L1D */
48 u32 st_l1miss; /* count of stores that miss L1D */
49 u32 load; /* count of all loads in trace */
50 u32 ld_excl; /* exclusive loads, rmt/lcl DRAM - snp none/miss */
51 u32 ld_shared; /* shared loads, rmt/lcl DRAM - snp hit */
52 u32 ld_uncache; /* loads to uncacheable address */
53 u32 ld_io; /* loads to io address */
54 u32 ld_miss; /* loads miss */
55 u32 ld_noadrs; /* cacheable load with no address */
56 u32 ld_fbhit; /* count of loads hitting Fill Buffer */
57 u32 ld_l1hit; /* count of loads that hit L1D */
58 u32 ld_l2hit; /* count of loads that hit L2D */
59 u32 ld_llchit; /* count of loads that hit LLC */
60 u32 lcl_hitm; /* count of loads with local HITM */
61 u32 rmt_hitm; /* count of loads with remote HITM */
62 u32 tot_hitm; /* count of loads with local and remote HITM */
63 u32 rmt_hit; /* count of loads with remote hit clean; */
64 u32 lcl_dram; /* count of loads miss to local DRAM */
65 u32 rmt_dram; /* count of loads miss to remote DRAM */
66 u32 nomap; /* count of load/stores with no phys adrs */
67 u32 noparse; /* count of unparsable data sources */
68};
69
70struct hist_entry;
71int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
72void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
73
74#endif /* __PERF_MEM_EVENTS_H */