diff options
Diffstat (limited to 'tools/perf/util')
39 files changed, 550 insertions, 126 deletions
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 56ad4f5287de..112d6e268150 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -3,7 +3,7 @@ #include <stdbool.h> #include <stdint.h> -#include "types.h" +#include <linux/types.h> #include "symbol.h" #include "hist.h" #include "sort.h" diff --git a/tools/perf/util/build-id.h b/tools/perf/util/build-id.h index 845ef865eced..ae392561470b 100644 --- a/tools/perf/util/build-id.h +++ b/tools/perf/util/build-id.h @@ -4,7 +4,7 @@ #define BUILD_ID_SIZE 20 #include "tool.h" -#include "types.h" +#include <linux/types.h> extern struct perf_tool build_id__mark_dso_hit_ops; struct dso; diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 8d9db454f1a9..9a42382b3921 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -25,6 +25,84 @@ __thread struct callchain_cursor callchain_cursor; +int +parse_callchain_report_opt(const char *arg) +{ + char *tok, *tok2; + char *endptr; + + symbol_conf.use_callchain = true; + + if (!arg) + return 0; + + tok = strtok((char *)arg, ","); + if (!tok) + return -1; + + /* get the output mode */ + if (!strncmp(tok, "graph", strlen(arg))) { + callchain_param.mode = CHAIN_GRAPH_ABS; + + } else if (!strncmp(tok, "flat", strlen(arg))) { + callchain_param.mode = CHAIN_FLAT; + } else if (!strncmp(tok, "fractal", strlen(arg))) { + callchain_param.mode = CHAIN_GRAPH_REL; + } else if (!strncmp(tok, "none", strlen(arg))) { + callchain_param.mode = CHAIN_NONE; + symbol_conf.use_callchain = false; + return 0; + } else { + return -1; + } + + /* get the min percentage */ + tok = strtok(NULL, ","); + if (!tok) + goto setup; + + callchain_param.min_percent = strtod(tok, &endptr); + if (tok == endptr) + return -1; + + /* get the print limit */ + tok2 = strtok(NULL, ","); + if (!tok2) + goto setup; + + if (tok2[0] != 'c') { + callchain_param.print_limit = strtoul(tok2, &endptr, 0); + tok2 = strtok(NULL, ","); + if (!tok2) + goto setup; + } + + /* get the call chain order */ + if (!strncmp(tok2, "caller", strlen("caller"))) + callchain_param.order = ORDER_CALLER; + else if (!strncmp(tok2, "callee", strlen("callee"))) + callchain_param.order = ORDER_CALLEE; + else + return -1; + + /* Get the sort key */ + tok2 = strtok(NULL, ","); + if (!tok2) + goto setup; + if (!strncmp(tok2, "function", strlen("function"))) + callchain_param.key = CCKEY_FUNCTION; + else if (!strncmp(tok2, "address", strlen("address"))) + callchain_param.key = CCKEY_ADDRESS; + else + return -1; +setup: + if (callchain_register_param(&callchain_param) < 0) { + pr_err("Can't register callchain params\n"); + return -1; + } + return 0; +} + static void rb_insert_callchain(struct rb_root *root, struct callchain_node *chain, enum chain_mode mode) diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h index 8ad97e9b119f..bde2b0cc24cf 100644 --- a/tools/perf/util/callchain.h +++ b/tools/perf/util/callchain.h @@ -7,6 +7,13 @@ #include "event.h" #include "symbol.h" +enum perf_call_graph_mode { + CALLCHAIN_NONE, + CALLCHAIN_FP, + CALLCHAIN_DWARF, + CALLCHAIN_MAX +}; + enum chain_mode { CHAIN_NONE, CHAIN_FLAT, @@ -157,4 +164,5 @@ int sample__resolve_callchain(struct perf_sample *sample, struct symbol **parent int hist_entry__append_callchain(struct hist_entry *he, struct perf_sample *sample); extern const char record_callchain_help[]; +int parse_callchain_report_opt(const char *arg); #endif /* __PERF_CALLCHAIN_H */ diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index 3e0fdd369ccb..24519e14ac56 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -11,6 +11,7 @@ #include "util.h" #include "cache.h" #include "exec_cmd.h" +#include "util/hist.h" /* perf_hist_config */ #define MAXNAME (256) @@ -355,6 +356,9 @@ int perf_default_config(const char *var, const char *value, if (!prefixcmp(var, "core.")) return perf_default_core_config(var, value); + if (!prefixcmp(var, "hist.")) + return perf_hist_config(var, value); + /* Add other config variables here. */ return 0; } diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index 7fe4994eeb63..c4e55b71010c 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -317,3 +317,163 @@ int cpu_map__build_core_map(struct cpu_map *cpus, struct cpu_map **corep) { return cpu_map__build_map(cpus, corep, cpu_map__get_core); } + +/* setup simple routines to easily access node numbers given a cpu number */ +static int get_max_num(char *path, int *max) +{ + size_t num; + char *buf; + int err = 0; + + if (filename__read_str(path, &buf, &num)) + return -1; + + buf[num] = '\0'; + + /* start on the right, to find highest node num */ + while (--num) { + if ((buf[num] == ',') || (buf[num] == '-')) { + num++; + break; + } + } + if (sscanf(&buf[num], "%d", max) < 1) { + err = -1; + goto out; + } + + /* convert from 0-based to 1-based */ + (*max)++; + +out: + free(buf); + return err; +} + +/* Determine highest possible cpu in the system for sparse allocation */ +static void set_max_cpu_num(void) +{ + const char *mnt; + char path[PATH_MAX]; + int ret = -1; + + /* set up default */ + max_cpu_num = 4096; + + mnt = sysfs__mountpoint(); + if (!mnt) + goto out; + + /* get the highest possible cpu number for a sparse allocation */ + ret = snprintf(path, PATH_MAX, "%s/devices/system/cpu/possible", mnt); + if (ret == PATH_MAX) { + pr_err("sysfs path crossed PATH_MAX(%d) size\n", PATH_MAX); + goto out; + } + + ret = get_max_num(path, &max_cpu_num); + +out: + if (ret) + pr_err("Failed to read max cpus, using default of %d\n", max_cpu_num); +} + +/* Determine highest possible node in the system for sparse allocation */ +static void set_max_node_num(void) +{ + const char *mnt; + char path[PATH_MAX]; + int ret = -1; + + /* set up default */ + max_node_num = 8; + + mnt = sysfs__mountpoint(); + if (!mnt) + goto out; + + /* get the highest possible cpu number for a sparse allocation */ + ret = snprintf(path, PATH_MAX, "%s/devices/system/node/possible", mnt); + if (ret == PATH_MAX) { + pr_err("sysfs path crossed PATH_MAX(%d) size\n", PATH_MAX); + goto out; + } + + ret = get_max_num(path, &max_node_num); + +out: + if (ret) + pr_err("Failed to read max nodes, using default of %d\n", max_node_num); +} + +static int init_cpunode_map(void) +{ + int i; + + set_max_cpu_num(); + set_max_node_num(); + + cpunode_map = calloc(max_cpu_num, sizeof(int)); + if (!cpunode_map) { + pr_err("%s: calloc failed\n", __func__); + return -1; + } + + for (i = 0; i < max_cpu_num; i++) + cpunode_map[i] = -1; + + return 0; +} + +int cpu__setup_cpunode_map(void) +{ + struct dirent *dent1, *dent2; + DIR *dir1, *dir2; + unsigned int cpu, mem; + char buf[PATH_MAX]; + char path[PATH_MAX]; + const char *mnt; + int n; + + /* initialize globals */ + if (init_cpunode_map()) + return -1; + + mnt = sysfs__mountpoint(); + if (!mnt) + return 0; + + n = snprintf(path, PATH_MAX, "%s/devices/system/node", mnt); + if (n == PATH_MAX) { + pr_err("sysfs path crossed PATH_MAX(%d) size\n", PATH_MAX); + return -1; + } + + dir1 = opendir(path); + if (!dir1) + return 0; + + /* walk tree and setup map */ + while ((dent1 = readdir(dir1)) != NULL) { + if (dent1->d_type != DT_DIR || sscanf(dent1->d_name, "node%u", &mem) < 1) + continue; + + n = snprintf(buf, PATH_MAX, "%s/%s", path, dent1->d_name); + if (n == PATH_MAX) { + pr_err("sysfs path crossed PATH_MAX(%d) size\n", PATH_MAX); + continue; + } + + dir2 = opendir(buf); + if (!dir2) + continue; + while ((dent2 = readdir(dir2)) != NULL) { + if (dent2->d_type != DT_LNK || sscanf(dent2->d_name, "cpu%u", &cpu) < 1) + continue; + cpunode_map[cpu] = mem; + } + closedir(dir2); + } + closedir(dir1); + return 0; +} diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h index b123bb9d6f55..61a654849002 100644 --- a/tools/perf/util/cpumap.h +++ b/tools/perf/util/cpumap.h @@ -4,6 +4,9 @@ #include <stdio.h> #include <stdbool.h> +#include "perf.h" +#include "util/debug.h" + struct cpu_map { int nr; int map[]; @@ -46,4 +49,36 @@ static inline bool cpu_map__empty(const struct cpu_map *map) return map ? map->map[0] == -1 : true; } +int max_cpu_num; +int max_node_num; +int *cpunode_map; + +int cpu__setup_cpunode_map(void); + +static inline int cpu__max_node(void) +{ + if (unlikely(!max_node_num)) + pr_debug("cpu_map not initialized\n"); + + return max_node_num; +} + +static inline int cpu__max_cpu(void) +{ + if (unlikely(!max_cpu_num)) + pr_debug("cpu_map not initialized\n"); + + return max_cpu_num; +} + +static inline int cpu__get_node(int cpu) +{ + if (unlikely(cpunode_map == NULL)) { + pr_debug("cpu_map not initialized\n"); + return -1; + } + + return cpunode_map[cpu]; +} + #endif /* __PERF_CPUMAP_H */ diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index ab06f1c03655..38efe95a7fdd 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -4,7 +4,7 @@ #include <linux/types.h> #include <linux/rbtree.h> #include <stdbool.h> -#include "types.h" +#include <linux/types.h> #include "map.h" #include "build-id.h" diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 9d12aa6dd485..dbcaea1a8180 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -699,7 +699,7 @@ void thread__find_addr_map(struct thread *thread, enum map_type type, u64 addr, struct addr_location *al) { - struct map_groups *mg = &thread->mg; + struct map_groups *mg = thread->mg; bool load_map = false; al->machine = machine; diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h index 38457d447a13..d970232cb270 100644 --- a/tools/perf/util/event.h +++ b/tools/perf/util/event.h @@ -112,6 +112,30 @@ struct sample_read { }; }; +struct ip_callchain { + u64 nr; + u64 ips[0]; +}; + +struct branch_flags { + u64 mispred:1; + u64 predicted:1; + u64 in_tx:1; + u64 abort:1; + u64 reserved:60; +}; + +struct branch_entry { + u64 from; + u64 to; + struct branch_flags flags; +}; + +struct branch_stack { + u64 nr; + struct branch_entry entries[0]; +}; + struct perf_sample { u64 ip; u32 pid, tid; diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 0c9926cfb292..a52e9a5bb2d0 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -5,12 +5,12 @@ #include <stdbool.h> #include <stddef.h> #include <linux/perf_event.h> -#include "types.h" +#include <linux/types.h> #include "xyarray.h" #include "cgroup.h" #include "hist.h" #include "symbol.h" - + struct perf_counts_values { union { struct { @@ -91,6 +91,11 @@ struct perf_evsel { char *group_name; }; +union u64_swap { + u64 val64; + u32 val32[2]; +}; + #define hists_to_evsel(h) container_of(h, struct perf_evsel, hists) struct cpu_map; diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h index a2d047bdf4ef..d08cfe499404 100644 --- a/tools/perf/util/header.h +++ b/tools/perf/util/header.h @@ -4,10 +4,10 @@ #include <linux/perf_event.h> #include <sys/types.h> #include <stdbool.h> -#include "types.h" +#include <linux/bitmap.h> +#include <linux/types.h> #include "event.h" -#include <linux/bitmap.h> enum { HEADER_RESERVED = 0, /* always cleared */ diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index f38590d7561b..7f0236cea4fe 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -225,14 +225,18 @@ static void he_stat__decay(struct he_stat *he_stat) static bool hists__decay_entry(struct hists *hists, struct hist_entry *he) { u64 prev_period = he->stat.period; + u64 diff; if (prev_period == 0) return true; he_stat__decay(&he->stat); + diff = prev_period - he->stat.period; + + hists->stats.total_period -= diff; if (!he->filtered) - hists->stats.total_period -= prev_period - he->stat.period; + hists->stats.total_non_filtered_period -= diff; return he->stat.period == 0; } @@ -259,8 +263,11 @@ void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel) if (sort__need_collapse) rb_erase(&n->rb_node_in, &hists->entries_collapsed); - hist_entry__free(n); --hists->nr_entries; + if (!n->filtered) + --hists->nr_non_filtered_entries; + + hist_entry__free(n); } } } @@ -317,15 +324,6 @@ static struct hist_entry *hist_entry__new(struct hist_entry *template) return he; } -void hists__inc_nr_entries(struct hists *hists, struct hist_entry *h) -{ - if (!h->filtered) { - hists__calc_col_len(hists, h); - ++hists->nr_entries; - hists->stats.total_period += h->stat.period; - } -} - static u8 symbol__parent_filter(const struct symbol *parent) { if (symbol_conf.exclude_other && parent == NULL) @@ -391,7 +389,6 @@ static struct hist_entry *add_hist_entry(struct hists *hists, if (!he) return NULL; - hists->nr_entries++; rb_link_node(&he->rb_node_in, parent, p); rb_insert_color(&he->rb_node_in, hists->entries_in); out: @@ -631,6 +628,35 @@ out: return ret; } +static void hists__reset_filter_stats(struct hists *hists) +{ + hists->nr_non_filtered_entries = 0; + hists->stats.total_non_filtered_period = 0; +} + +void hists__reset_stats(struct hists *hists) +{ + hists->nr_entries = 0; + hists->stats.total_period = 0; + + hists__reset_filter_stats(hists); +} + +static void hists__inc_filter_stats(struct hists *hists, struct hist_entry *h) +{ + hists->nr_non_filtered_entries++; + hists->stats.total_non_filtered_period += h->stat.period; +} + +void hists__inc_stats(struct hists *hists, struct hist_entry *h) +{ + if (!h->filtered) + hists__inc_filter_stats(hists, h); + + hists->nr_entries++; + hists->stats.total_period += h->stat.period; +} + static void __hists__insert_output_entry(struct rb_root *entries, struct hist_entry *he, u64 min_callchain_hits) @@ -674,8 +700,7 @@ void hists__output_resort(struct hists *hists) next = rb_first(root); hists->entries = RB_ROOT; - hists->nr_entries = 0; - hists->stats.total_period = 0; + hists__reset_stats(hists); hists__reset_col_len(hists); while (next) { @@ -683,7 +708,10 @@ void hists__output_resort(struct hists *hists) next = rb_next(&n->rb_node_in); __hists__insert_output_entry(&hists->entries, n, min_callchain_hits); - hists__inc_nr_entries(hists, n); + hists__inc_stats(hists, n); + + if (!n->filtered) + hists__calc_col_len(hists, n); } } @@ -694,13 +722,13 @@ static void hists__remove_entry_filter(struct hists *hists, struct hist_entry *h if (h->filtered) return; - ++hists->nr_entries; - if (h->ms.unfolded) - hists->nr_entries += h->nr_rows; + /* force fold unfiltered entry for simplicity */ + h->ms.unfolded = false; h->row_offset = 0; - hists->stats.total_period += h->stat.period; - hists->stats.nr_events[PERF_RECORD_SAMPLE] += h->stat.nr_events; + hists->stats.nr_non_filtered_samples += h->stat.nr_events; + + hists__inc_filter_stats(hists, h); hists__calc_col_len(hists, h); } @@ -721,8 +749,9 @@ void hists__filter_by_dso(struct hists *hists) { struct rb_node *nd; - hists->nr_entries = hists->stats.total_period = 0; - hists->stats.nr_events[PERF_RECORD_SAMPLE] = 0; + hists->stats.nr_non_filtered_samples = 0; + + hists__reset_filter_stats(hists); hists__reset_col_len(hists); for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) { @@ -754,8 +783,9 @@ void hists__filter_by_thread(struct hists *hists) { struct rb_node *nd; - hists->nr_entries = hists->stats.total_period = 0; - hists->stats.nr_events[PERF_RECORD_SAMPLE] = 0; + hists->stats.nr_non_filtered_samples = 0; + + hists__reset_filter_stats(hists); hists__reset_col_len(hists); for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) { @@ -785,8 +815,9 @@ void hists__filter_by_symbol(struct hists *hists) { struct rb_node *nd; - hists->nr_entries = hists->stats.total_period = 0; - hists->stats.nr_events[PERF_RECORD_SAMPLE] = 0; + hists->stats.nr_non_filtered_samples = 0; + + hists__reset_filter_stats(hists); hists__reset_col_len(hists); for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) { @@ -847,7 +878,7 @@ static struct hist_entry *hists__add_dummy_entry(struct hists *hists, he->hists = hists; rb_link_node(&he->rb_node_in, parent, p); rb_insert_color(&he->rb_node_in, root); - hists__inc_nr_entries(hists, he); + hists__inc_stats(hists, he); he->dummy = true; } out: @@ -931,3 +962,30 @@ int hists__link(struct hists *leader, struct hists *other) return 0; } + +u64 hists__total_period(struct hists *hists) +{ + return symbol_conf.filter_relative ? hists->stats.total_non_filtered_period : + hists->stats.total_period; +} + +int parse_filter_percentage(const struct option *opt __maybe_unused, + const char *arg, int unset __maybe_unused) +{ + if (!strcmp(arg, "relative")) + symbol_conf.filter_relative = true; + else if (!strcmp(arg, "absolute")) + symbol_conf.filter_relative = false; + else + return -1; + + return 0; +} + +int perf_hist_config(const char *var, const char *value) +{ + if (!strcmp(var, "hist.percentage")) + return parse_filter_percentage(NULL, value, 0); + + return 0; +} diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 1f1f513dfe7f..38c3e874c164 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -37,9 +37,11 @@ enum hist_filter { */ struct events_stats { u64 total_period; + u64 total_non_filtered_period; u64 total_lost; u64 total_invalid_chains; u32 nr_events[PERF_RECORD_HEADER_MAX]; + u32 nr_non_filtered_samples; u32 nr_lost_warned; u32 nr_unknown_events; u32 nr_invalid_chains; @@ -83,6 +85,7 @@ struct hists { struct rb_root entries; struct rb_root entries_collapsed; u64 nr_entries; + u64 nr_non_filtered_entries; const struct thread *thread_filter; const struct dso *dso_filter; const char *uid_filter_str; @@ -112,7 +115,9 @@ void hists__collapse_resort(struct hists *hists, struct ui_progress *prog); void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel); void hists__output_recalc_col_len(struct hists *hists, int max_rows); -void hists__inc_nr_entries(struct hists *hists, struct hist_entry *h); +u64 hists__total_period(struct hists *hists); +void hists__reset_stats(struct hists *hists); +void hists__inc_stats(struct hists *hists, struct hist_entry *h); void hists__inc_nr_events(struct hists *hists, u32 type); void events_stats__inc(struct events_stats *stats, u32 type); size_t events_stats__fprintf(struct events_stats *stats, FILE *fp); @@ -124,6 +129,12 @@ void hists__filter_by_dso(struct hists *hists); void hists__filter_by_thread(struct hists *hists); void hists__filter_by_symbol(struct hists *hists); +static inline bool hists__has_filter(struct hists *hists) +{ + return hists->thread_filter || hists->dso_filter || + hists->symbol_filter_str; +} + u16 hists__col_len(struct hists *hists, enum hist_column col); void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len); bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len); @@ -250,4 +261,10 @@ static inline int script_browse(const char *script_opt __maybe_unused) #endif unsigned int hists__sort_list_width(struct hists *hists); + +struct option; +int parse_filter_percentage(const struct option *opt __maybe_unused, + const char *arg, int unset __maybe_unused); +int perf_hist_config(const char *var, const char *value); + #endif /* __PERF_HIST_H */ diff --git a/tools/perf/util/include/linux/bitmap.h b/tools/perf/util/include/linux/bitmap.h index bb162e40c76c..01ffd12dc791 100644 --- a/tools/perf/util/include/linux/bitmap.h +++ b/tools/perf/util/include/linux/bitmap.h @@ -4,6 +4,9 @@ #include <string.h> #include <linux/bitops.h> +#define DECLARE_BITMAP(name,bits) \ + unsigned long name[BITS_TO_LONGS(bits)] + int __bitmap_weight(const unsigned long *bitmap, int bits); void __bitmap_or(unsigned long *dst, const unsigned long *bitmap1, const unsigned long *bitmap2, int bits); diff --git a/tools/perf/util/include/linux/export.h b/tools/perf/util/include/linux/export.h deleted file mode 100644 index b43e2dc21e04..000000000000 --- a/tools/perf/util/include/linux/export.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef PERF_LINUX_MODULE_H -#define PERF_LINUX_MODULE_H - -#define EXPORT_SYMBOL(name) - -#endif diff --git a/tools/perf/util/include/linux/list.h b/tools/perf/util/include/linux/list.h index bfe0a2afd0d2..76ddbc726343 100644 --- a/tools/perf/util/include/linux/list.h +++ b/tools/perf/util/include/linux/list.h @@ -1,4 +1,5 @@ #include <linux/kernel.h> +#include <linux/types.h> #include "../../../../include/linux/list.h" diff --git a/tools/perf/util/include/linux/types.h b/tools/perf/util/include/linux/types.h deleted file mode 100644 index eb464786c084..000000000000 --- a/tools/perf/util/include/linux/types.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _PERF_LINUX_TYPES_H_ -#define _PERF_LINUX_TYPES_H_ - -#include <asm/types.h> - -#ifndef __bitwise -#define __bitwise -#endif - -#ifndef __le32 -typedef __u32 __bitwise __le32; -#endif - -#define DECLARE_BITMAP(name,bits) \ - unsigned long name[BITS_TO_LONGS(bits)] - -struct list_head { - struct list_head *next, *prev; -}; - -struct hlist_head { - struct hlist_node *first; -}; - -struct hlist_node { - struct hlist_node *next, **pprev; -}; - -#endif diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 27c2a5efe450..7409ac8de51c 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -316,6 +316,17 @@ static struct thread *__machine__findnew_thread(struct machine *machine, rb_link_node(&th->rb_node, parent, p); rb_insert_color(&th->rb_node, &machine->threads); machine->last_match = th; + + /* + * We have to initialize map_groups separately + * after rb tree is updated. + * + * The reason is that we call machine__findnew_thread + * within thread__init_map_groups to find the thread + * leader and that would screwed the rb tree. + */ + if (thread__init_map_groups(th, machine)) + return NULL; } return th; diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 39cd2d0faff6..ba5f5c0c838b 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -323,6 +323,7 @@ void map_groups__init(struct map_groups *mg) INIT_LIST_HEAD(&mg->removed_maps[i]); } mg->machine = NULL; + mg->refcnt = 1; } static void maps__delete(struct rb_root *maps) @@ -358,6 +359,28 @@ void map_groups__exit(struct map_groups *mg) } } +struct map_groups *map_groups__new(void) +{ + struct map_groups *mg = malloc(sizeof(*mg)); + + if (mg != NULL) + map_groups__init(mg); + + return mg; +} + +void map_groups__delete(struct map_groups *mg) +{ + map_groups__exit(mg); + free(mg); +} + +void map_groups__put(struct map_groups *mg) +{ + if (--mg->refcnt == 0) + map_groups__delete(mg); +} + void map_groups__flush(struct map_groups *mg) { int type; diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h index f00f058afb3b..ae2d45110588 100644 --- a/tools/perf/util/map.h +++ b/tools/perf/util/map.h @@ -6,7 +6,7 @@ #include <linux/rbtree.h> #include <stdio.h> #include <stdbool.h> -#include "types.h" +#include <linux/types.h> enum map_type { MAP__FUNCTION = 0, @@ -59,8 +59,20 @@ struct map_groups { struct rb_root maps[MAP__NR_TYPES]; struct list_head removed_maps[MAP__NR_TYPES]; struct machine *machine; + int refcnt; }; +struct map_groups *map_groups__new(void); +void map_groups__delete(struct map_groups *mg); + +static inline struct map_groups *map_groups__get(struct map_groups *mg) +{ + ++mg->refcnt; + return mg; +} + +void map_groups__put(struct map_groups *mg); + static inline struct kmap *map__kmap(struct map *map) { return (struct kmap *)(map + 1); diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index f1cb4c4b3c70..df094b4ed5ed 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -6,9 +6,8 @@ #include <linux/list.h> #include <stdbool.h> -#include "types.h" +#include <linux/types.h> #include <linux/perf_event.h> -#include "types.h" struct list_head; struct perf_evsel; diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 4eb67ec333f1..0bc87ba46bf3 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -9,7 +9,7 @@ #include <linux/compiler.h> #include <linux/list.h> -#include "types.h" +#include <linux/types.h> #include "util.h" #include "parse-events.h" #include "parse-events-bison.h" @@ -299,6 +299,18 @@ PE_PREFIX_MEM PE_VALUE sep_dc } event_legacy_tracepoint: +PE_NAME '-' PE_NAME ':' PE_NAME +{ + struct parse_events_evlist *data = _data; + struct list_head *list; + char sys_name[128]; + snprintf(&sys_name, 128, "%s-%s", $1, $3); + + ALLOC_LIST(list); + ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5)); + $$ = list; +} +| PE_NAME ':' PE_NAME { struct parse_events_evlist *data = _data; diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h index d6e8b6a8d7f3..79c78f74e0cf 100644 --- a/tools/perf/util/perf_regs.h +++ b/tools/perf/util/perf_regs.h @@ -1,7 +1,7 @@ #ifndef __PERF_REGS_H #define __PERF_REGS_H -#include "types.h" +#include <linux/types.h> #include "event.h" #ifdef HAVE_PERF_REGS_SUPPORT diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 00a7dcb2f55c..7a811eb61f75 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -284,17 +284,17 @@ static int pmu_aliases(const char *name, struct list_head *head) static int pmu_alias_terms(struct perf_pmu_alias *alias, struct list_head *terms) { - struct parse_events_term *term, *clone; + struct parse_events_term *term, *cloned; LIST_HEAD(list); int ret; list_for_each_entry(term, &alias->terms, list) { - ret = parse_events_term__clone(&clone, term); + ret = parse_events_term__clone(&cloned, term); if (ret) { parse_events__free_terms(&list); return ret; } - list_add_tail(&clone->list, &list); + list_add_tail(&cloned->list, &list); } list_splice(&list, terms); return 0; diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index 8b64125a9281..c14a543ce1f3 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -1,7 +1,7 @@ #ifndef __PMU_H #define __PMU_H -#include <linux/bitops.h> +#include <linux/bitmap.h> #include <linux/perf_event.h> #include <stdbool.h> diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index ae8ccd7227cf..5667fc3e39cf 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -1,7 +1,7 @@ #ifndef __PERF_STATS_H #define __PERF_STATS_H -#include "types.h" +#include <linux/types.h> struct stats { diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c index 43262b83c541..6a0a13d07a28 100644 --- a/tools/perf/util/svghelper.c +++ b/tools/perf/util/svghelper.c @@ -17,7 +17,7 @@ #include <stdlib.h> #include <unistd.h> #include <string.h> -#include <linux/bitops.h> +#include <linux/bitmap.h> #include "perf.h" #include "svghelper.h" diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h index f7b4d6e699ea..e3aff5332e30 100644 --- a/tools/perf/util/svghelper.h +++ b/tools/perf/util/svghelper.h @@ -1,7 +1,7 @@ #ifndef __PERF_SVGHELPER_H #define __PERF_SVGHELPER_H -#include "types.h" +#include <linux/types.h> extern void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end); extern void svg_box(int Yslot, u64 start, u64 end, const char *type); diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 501e4e722e8e..33ede53fa6b9 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -12,6 +12,7 @@ #include <byteswap.h> #include <libgen.h> #include "build-id.h" +#include "event.h" #ifdef HAVE_LIBELF_SUPPORT #include <libelf.h> @@ -115,7 +116,8 @@ struct symbol_conf { annotate_asm_raw, annotate_src, event_group, - demangle; + demangle, + filter_relative; const char *vmlinux_name, *kallsyms_name, *source_prefix, diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 3ce0498bdae6..2fde0d5e40b5 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -8,6 +8,22 @@ #include "debug.h" #include "comm.h" +int thread__init_map_groups(struct thread *thread, struct machine *machine) +{ + struct thread *leader; + pid_t pid = thread->pid_; + + if (pid == thread->tid) { + thread->mg = map_groups__new(); + } else { + leader = machine__findnew_thread(machine, pid, pid); + if (leader) + thread->mg = map_groups__get(leader->mg); + } + + return thread->mg ? 0 : -1; +} + struct thread *thread__new(pid_t pid, pid_t tid) { char *comm_str; @@ -15,7 +31,6 @@ struct thread *thread__new(pid_t pid, pid_t tid) struct thread *thread = zalloc(sizeof(*thread)); if (thread != NULL) { - map_groups__init(&thread->mg); thread->pid_ = pid; thread->tid = tid; thread->ppid = -1; @@ -45,7 +60,8 @@ void thread__delete(struct thread *thread) { struct comm *comm, *tmp; - map_groups__exit(&thread->mg); + map_groups__put(thread->mg); + thread->mg = NULL; list_for_each_entry_safe(comm, tmp, &thread->comm_list, list) { list_del(&comm->list); comm__free(comm); @@ -111,18 +127,35 @@ int thread__comm_len(struct thread *thread) size_t thread__fprintf(struct thread *thread, FILE *fp) { return fprintf(fp, "Thread %d %s\n", thread->tid, thread__comm_str(thread)) + - map_groups__fprintf(&thread->mg, verbose, fp); + map_groups__fprintf(thread->mg, verbose, fp); } void thread__insert_map(struct thread *thread, struct map *map) { - map_groups__fixup_overlappings(&thread->mg, map, verbose, stderr); - map_groups__insert(&thread->mg, map); + map_groups__fixup_overlappings(thread->mg, map, verbose, stderr); + map_groups__insert(thread->mg, map); +} + +static int thread__clone_map_groups(struct thread *thread, + struct thread *parent) +{ + int i; + + /* This is new thread, we share map groups for process. */ + if (thread->pid_ == parent->pid_) + return 0; + + /* But this one is new process, copy maps. */ + for (i = 0; i < MAP__NR_TYPES; ++i) + if (map_groups__clone(thread->mg, parent->mg, i) < 0) + return -ENOMEM; + + return 0; } int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp) { - int i, err; + int err; if (parent->comm_set) { const char *comm = thread__comm_str(parent); @@ -134,13 +167,8 @@ int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp) thread->comm_set = true; } - for (i = 0; i < MAP__NR_TYPES; ++i) - if (map_groups__clone(&thread->mg, &parent->mg, i) < 0) - return -ENOMEM; - thread->ppid = parent->tid; - - return 0; + return thread__clone_map_groups(thread, parent); } void thread__find_cpumode_addr_location(struct thread *thread, diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h index 9b29f085aede..3c0c2724f82c 100644 --- a/tools/perf/util/thread.h +++ b/tools/perf/util/thread.h @@ -13,7 +13,7 @@ struct thread { struct rb_node rb_node; struct list_head node; }; - struct map_groups mg; + struct map_groups *mg; pid_t pid_; /* Not all tools update this */ pid_t tid; pid_t ppid; @@ -30,6 +30,7 @@ struct machine; struct comm; struct thread *thread__new(pid_t pid, pid_t tid); +int thread__init_map_groups(struct thread *thread, struct machine *machine); void thread__delete(struct thread *thread); static inline void thread__exited(struct thread *thread) { diff --git a/tools/perf/util/top.h b/tools/perf/util/top.h index dab14d0ad3d0..f92c37abb0a8 100644 --- a/tools/perf/util/top.h +++ b/tools/perf/util/top.h @@ -2,7 +2,7 @@ #define __PERF_TOP_H 1 #include "tool.h" -#include "types.h" +#include <linux/types.h> #include <stddef.h> #include <stdbool.h> #include <termios.h> diff --git a/tools/perf/util/types.h b/tools/perf/util/types.h deleted file mode 100644 index c51fa6b70a28..000000000000 --- a/tools/perf/util/types.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef __PERF_TYPES_H -#define __PERF_TYPES_H - -#include <stdint.h> - -/* - * We define u64 as uint64_t for every architecture - * so that we can print it with "%"PRIx64 without getting warnings. - */ -typedef uint64_t u64; -typedef int64_t s64; -typedef unsigned int u32; -typedef signed int s32; -typedef unsigned short u16; -typedef signed short s16; -typedef unsigned char u8; -typedef signed char s8; - -union u64_swap { - u64 val64; - u32 val32[2]; -}; - -#endif /* __PERF_TYPES_H */ diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c index 67db73ec3dab..5ec80a575b50 100644 --- a/tools/perf/util/unwind-libdw.c +++ b/tools/perf/util/unwind-libdw.c @@ -7,7 +7,7 @@ #include "unwind-libdw.h" #include "machine.h" #include "thread.h" -#include "types.h" +#include <linux/types.h> #include "event.h" #include "perf_regs.h" diff --git a/tools/perf/util/unwind.h b/tools/perf/util/unwind.h index b031316f221a..f03061260b4e 100644 --- a/tools/perf/util/unwind.h +++ b/tools/perf/util/unwind.h @@ -1,7 +1,7 @@ #ifndef __UNWIND_H #define __UNWIND_H -#include "types.h" +#include <linux/types.h> #include "event.h" #include "symbol.h" diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index 9f66549562bd..7fff6be07f07 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -166,6 +166,8 @@ static ssize_t ion(bool is_read, int fd, void *buf, size_t n) ssize_t ret = is_read ? read(fd, buf, left) : write(fd, buf, left); + if (ret < 0 && errno == EINTR) + continue; if (ret <= 0) return ret; diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index 6995d66f225c..b03da44e94e4 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -69,7 +69,7 @@ #include <sys/ioctl.h> #include <inttypes.h> #include <linux/magic.h> -#include "types.h" +#include <linux/types.h> #include <sys/ttydefaults.h> #include <api/fs/debugfs.h> #include <termios.h> diff --git a/tools/perf/util/values.h b/tools/perf/util/values.h index 2fa967e1a88a..b21a80c6cf8d 100644 --- a/tools/perf/util/values.h +++ b/tools/perf/util/values.h @@ -1,7 +1,7 @@ #ifndef __PERF_VALUES_H #define __PERF_VALUES_H -#include "types.h" +#include <linux/types.h> struct perf_read_values { int threads; |