/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_MEM_EVENTS_H
#define __PERF_MEM_EVENTS_H
#include <stdbool.h>
#include <linux/types.h>
struct perf_mem_event {
bool supported;
bool ldlat;
u32 aux_event;
const char *tag;
const char *name;
const char *event_name;
};
enum {
PERF_MEM_EVENTS__LOAD,
PERF_MEM_EVENTS__STORE,
PERF_MEM_EVENTS__LOAD_STORE,
PERF_MEM_EVENTS__MAX,
};
struct evsel;
struct mem_info;
struct perf_pmu;
extern unsigned int perf_mem_events__loads_ldlat;
extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX];
extern bool perf_mem_record[PERF_MEM_EVENTS__MAX];
int perf_pmu__mem_events_parse(struct perf_pmu *pmu, const char *str);
int perf_pmu__mem_events_init(void);
struct perf_mem_event *perf_pmu__mem_events_ptr(struct perf_pmu *pmu, int i);
struct perf_pmu *perf_mem_events_find_pmu(void);
int perf_pmu__mem_events_num_mem_pmus(struct perf_pmu *pmu);
bool is_mem_loads_aux_event(struct evsel *leader);
void perf_pmu__mem_events_list(struct perf_pmu *pmu);
int perf_mem_events__record_args(const char **rec_argv, int *argv_nr);
int perf_mem__tlb_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
int perf_mem__lvl_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
int perf_mem__snp_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
int perf_mem__lck_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
int perf_mem__blk_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
int perf_script__meminfo_scnprintf(char *bf, size_t size, const struct mem_info *mem_info);
struct c2c_stats {
u32 nr_entries;
u32 locks; /* count of 'lock' transactions */
u32 store; /* count of all stores in trace */
u32 st_uncache; /* stores to uncacheable address */
u32 st_noadrs; /* cacheable store with no address */
u32 st_l1hit; /* count of stores that hit L1D */
u32 st_l1miss; /* count of stores that miss L1D */
u32 st_na; /* count of stores with memory level is not available */
u32 load; /* count of all loads in trace */
u32 ld_excl; /* exclusive loads, rmt/lcl DRAM - snp none/miss */
u32 ld_shared; /* shared loads, rmt/lcl DRAM - snp hit */
u32 ld_uncache; /* loads to uncacheable address */
u32 ld_io; /* loads to io address */
u32 ld_miss; /* loads miss */
u32 ld_noadrs; /* cacheable load with no address */
u32 ld_fbhit; /* count of loads hitting Fill Buffer */
u32 ld_l1hit; /* count of loads that hit L1D */
u32 ld_l2hit; /* count of loads that hit L2D */
u32 ld_llchit; /* count of loads that hit LLC */
u32 lcl_hitm; /* count of loads with local HITM */
u32 rmt_hitm; /* count of loads with remote HITM */
u32 tot_hitm; /* count of loads with local and remote HITM */
u32 lcl_peer; /* count of loads with local peer cache */
u32 rmt_peer; /* count of loads with remote peer cache */
u32 tot_peer; /* count of loads with local and remote peer cache */
u32 rmt_hit; /* count of loads with remote hit clean; */
u32 lcl_dram; /* count of loads miss to local DRAM */
u32 rmt_dram; /* count of loads miss to remote DRAM */
u32 blk_data; /* count of loads blocked by data */
u32 blk_addr; /* count of loads blocked by address conflict */
u32 nomap; /* count of load/stores with no phys addrs */
u32 noparse; /* count of unparsable data sources */
};
struct hist_entry;
int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
#endif /* __PERF_MEM_EVENTS_H */
Codebase Browser
linux