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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /tools/perf/util/mem-events.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/mem-events.h')
-rw-r--r--tools/perf/util/mem-events.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_MEM_EVENTS_H
+#define __PERF_MEM_EVENTS_H
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <linux/types.h>
+#include <linux/refcount.h>
+#include <linux/perf_event.h>
+#include "stat.h"
+#include "evsel.h"
+
+struct perf_mem_event {
+ bool record;
+ bool supported;
+ const char *tag;
+ const char *name;
+ const char *sysfs_name;
+};
+
+struct mem_info {
+ struct addr_map_symbol iaddr;
+ struct addr_map_symbol daddr;
+ union perf_mem_data_src data_src;
+ refcount_t refcnt;
+};
+
+enum {
+ PERF_MEM_EVENTS__LOAD,
+ PERF_MEM_EVENTS__STORE,
+ PERF_MEM_EVENTS__LOAD_STORE,
+ PERF_MEM_EVENTS__MAX,
+};
+
+extern unsigned int perf_mem_events__loads_ldlat;
+
+int perf_mem_events__parse(const char *str);
+int perf_mem_events__init(void);
+
+const char *perf_mem_events__name(int i, const char *pmu_name);
+struct perf_mem_event *perf_mem_events__ptr(int i);
+bool is_mem_loads_aux_event(struct evsel *leader);
+
+void perf_mem_events__list(void);
+int perf_mem_events__record_args(const char **rec_argv, int *argv_nr,
+ char **rec_tmp, int *tmp_nr);
+
+int perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
+int perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
+int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
+int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
+int perf_mem__blk_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
+
+int perf_script__meminfo_scnprintf(char *bf, size_t size, 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 */