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- #ifndef __PERF_HIST_H
- #define __PERF_HIST_H
- #include <linux/types.h>
- #include <pthread.h>
- #include "callchain.h"
- extern struct callchain_param callchain_param;
- struct hist_entry;
- struct addr_location;
- struct symbol;
- /*
- * The kernel collects the number of events it couldn't send in a stretch and
- * when possible sends this number in a PERF_RECORD_LOST event. The number of
- * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while
- * total_lost tells exactly how many events the kernel in fact lost, i.e. it is
- * the sum of all struct lost_event.lost fields reported.
- *
- * The total_period is needed because by default auto-freq is used, so
- * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get
- * the total number of low level events, it is necessary to to sum all struct
- * sample_event.period and stash the result in total_period.
- */
- struct events_stats {
- u64 total_period;
- u64 total_lost;
- u64 total_invalid_chains;
- u32 nr_events[PERF_RECORD_HEADER_MAX];
- u32 nr_lost_warned;
- u32 nr_unknown_events;
- u32 nr_invalid_chains;
- u32 nr_unknown_id;
- u32 nr_unprocessable_samples;
- };
- enum hist_column {
- HISTC_SYMBOL,
- HISTC_DSO,
- HISTC_THREAD,
- HISTC_COMM,
- HISTC_PARENT,
- HISTC_CPU,
- HISTC_MISPREDICT,
- HISTC_SYMBOL_FROM,
- HISTC_SYMBOL_TO,
- HISTC_DSO_FROM,
- HISTC_DSO_TO,
- HISTC_NR_COLS, /* Last entry */
- };
- struct thread;
- struct dso;
- struct hists {
- struct rb_root entries_in_array[2];
- struct rb_root *entries_in;
- struct rb_root entries;
- struct rb_root entries_collapsed;
- u64 nr_entries;
- const struct thread *thread_filter;
- const struct dso *dso_filter;
- const char *uid_filter_str;
- const char *symbol_filter_str;
- pthread_mutex_t lock;
- struct events_stats stats;
- u64 event_stream;
- u16 col_len[HISTC_NR_COLS];
- /* Best would be to reuse the session callchain cursor */
- struct callchain_cursor callchain_cursor;
- };
- struct hist_entry *__hists__add_entry(struct hists *self,
- struct addr_location *al,
- struct symbol *parent, u64 period);
- int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
- int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
- int hist_entry__snprintf(struct hist_entry *self, char *bf, size_t size,
- struct hists *hists);
- void hist_entry__free(struct hist_entry *);
- struct hist_entry *__hists__add_branch_entry(struct hists *self,
- struct addr_location *al,
- struct symbol *sym_parent,
- struct branch_info *bi,
- u64 period);
- void hists__output_resort(struct hists *self);
- void hists__output_resort_threaded(struct hists *hists);
- void hists__collapse_resort(struct hists *self);
- void hists__collapse_resort_threaded(struct hists *hists);
- void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
- void hists__decay_entries_threaded(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_events(struct hists *self, u32 type);
- size_t hists__fprintf_nr_events(struct hists *self, FILE *fp);
- size_t hists__fprintf(struct hists *self, struct hists *pair,
- bool show_displacement, bool show_header,
- int max_rows, int max_cols, FILE *fp);
- int hist_entry__inc_addr_samples(struct hist_entry *self, int evidx, u64 addr);
- int hist_entry__annotate(struct hist_entry *self, size_t privsize);
- void hists__filter_by_dso(struct hists *hists);
- void hists__filter_by_thread(struct hists *hists);
- void hists__filter_by_symbol(struct hists *hists);
- u16 hists__col_len(struct hists *self, enum hist_column col);
- void hists__set_col_len(struct hists *self, enum hist_column col, u16 len);
- bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len);
- struct perf_evlist;
- #ifdef NO_NEWT_SUPPORT
- static inline
- int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __used,
- const char *help __used,
- void(*timer)(void *arg) __used,
- void *arg __used,
- int refresh __used)
- {
- return 0;
- }
- static inline int hist_entry__tui_annotate(struct hist_entry *self __used,
- int evidx __used,
- void(*timer)(void *arg) __used,
- void *arg __used,
- int delay_secs __used)
- {
- return 0;
- }
- #define K_LEFT -1
- #define K_RIGHT -2
- #else
- #include "ui/keysyms.h"
- int hist_entry__tui_annotate(struct hist_entry *he, int evidx,
- void(*timer)(void *arg), void *arg, int delay_secs);
- int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
- void(*timer)(void *arg), void *arg,
- int refresh);
- #endif
- #ifdef NO_GTK2_SUPPORT
- static inline
- int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist __used,
- const char *help __used,
- void(*timer)(void *arg) __used,
- void *arg __used,
- int refresh __used)
- {
- return 0;
- }
- #else
- int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, const char *help,
- void(*timer)(void *arg), void *arg,
- int refresh);
- #endif
- unsigned int hists__sort_list_width(struct hists *self);
- #endif /* __PERF_HIST_H */
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