sort.h (7522B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __PERF_SORT_H 3#define __PERF_SORT_H 4#include <regex.h> 5#include <stdbool.h> 6#include <linux/list.h> 7#include <linux/rbtree.h> 8#include "map_symbol.h" 9#include "symbol_conf.h" 10#include "callchain.h" 11#include "values.h" 12#include "hist.h" 13#include "stat.h" 14#include "spark.h" 15 16struct option; 17struct thread; 18 19extern regex_t parent_regex; 20extern const char *sort_order; 21extern const char *field_order; 22extern const char default_parent_pattern[]; 23extern const char *parent_pattern; 24extern const char *default_sort_order; 25extern regex_t ignore_callees_regex; 26extern int have_ignore_callees; 27extern enum sort_mode sort__mode; 28extern struct sort_entry sort_comm; 29extern struct sort_entry sort_dso; 30extern struct sort_entry sort_sym; 31extern struct sort_entry sort_parent; 32extern struct sort_entry sort_dso_from; 33extern struct sort_entry sort_dso_to; 34extern struct sort_entry sort_sym_from; 35extern struct sort_entry sort_sym_to; 36extern struct sort_entry sort_srcline; 37extern enum sort_type sort__first_dimension; 38extern const char default_mem_sort_order[]; 39 40struct res_sample { 41 u64 time; 42 int cpu; 43 int tid; 44}; 45 46struct he_stat { 47 u64 period; 48 u64 period_sys; 49 u64 period_us; 50 u64 period_guest_sys; 51 u64 period_guest_us; 52 u32 nr_events; 53}; 54 55struct namespace_id { 56 u64 dev; 57 u64 ino; 58}; 59 60struct hist_entry_diff { 61 bool computed; 62 union { 63 /* PERF_HPP__DELTA */ 64 double period_ratio_delta; 65 66 /* PERF_HPP__RATIO */ 67 double period_ratio; 68 69 /* HISTC_WEIGHTED_DIFF */ 70 s64 wdiff; 71 72 /* PERF_HPP_DIFF__CYCLES */ 73 s64 cycles; 74 }; 75 struct stats stats; 76 unsigned long svals[NUM_SPARKS]; 77}; 78 79struct hist_entry_ops { 80 void *(*new)(size_t size); 81 void (*free)(void *ptr); 82}; 83 84/** 85 * struct hist_entry - histogram entry 86 * 87 * @row_offset - offset from the first callchain expanded to appear on screen 88 * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding 89 */ 90struct hist_entry { 91 struct rb_node rb_node_in; 92 struct rb_node rb_node; 93 union { 94 struct list_head node; 95 struct list_head head; 96 } pairs; 97 struct he_stat stat; 98 struct he_stat *stat_acc; 99 struct map_symbol ms; 100 struct thread *thread; 101 struct comm *comm; 102 struct namespace_id cgroup_id; 103 u64 cgroup; 104 u64 ip; 105 u64 transaction; 106 s32 socket; 107 s32 cpu; 108 u64 code_page_size; 109 u64 weight; 110 u64 ins_lat; 111 u64 p_stage_cyc; 112 u8 cpumode; 113 u8 depth; 114 115 /* We are added by hists__add_dummy_entry. */ 116 bool dummy; 117 bool leaf; 118 119 char level; 120 u8 filtered; 121 122 u16 callchain_size; 123 union { 124 /* 125 * Since perf diff only supports the stdio output, TUI 126 * fields are only accessed from perf report (or perf 127 * top). So make it a union to reduce memory usage. 128 */ 129 struct hist_entry_diff diff; 130 struct /* for TUI */ { 131 u16 row_offset; 132 u16 nr_rows; 133 bool init_have_children; 134 bool unfolded; 135 bool has_children; 136 bool has_no_entry; 137 }; 138 }; 139 char *srcline; 140 char *srcfile; 141 struct symbol *parent; 142 struct branch_info *branch_info; 143 long time; 144 struct hists *hists; 145 struct mem_info *mem_info; 146 struct block_info *block_info; 147 void *raw_data; 148 u32 raw_size; 149 int num_res; 150 struct res_sample *res_samples; 151 void *trace_output; 152 struct perf_hpp_list *hpp_list; 153 struct hist_entry *parent_he; 154 struct hist_entry_ops *ops; 155 union { 156 /* this is for hierarchical entry structure */ 157 struct { 158 struct rb_root_cached hroot_in; 159 struct rb_root_cached hroot_out; 160 }; /* non-leaf entries */ 161 struct rb_root sorted_chain; /* leaf entry has callchains */ 162 }; 163 struct callchain_root callchain[0]; /* must be last member */ 164}; 165 166static __pure inline bool hist_entry__has_callchains(struct hist_entry *he) 167{ 168 return he->callchain_size != 0; 169} 170 171int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width); 172 173static inline bool hist_entry__has_pairs(struct hist_entry *he) 174{ 175 return !list_empty(&he->pairs.node); 176} 177 178static inline struct hist_entry *hist_entry__next_pair(struct hist_entry *he) 179{ 180 if (hist_entry__has_pairs(he)) 181 return list_entry(he->pairs.node.next, struct hist_entry, pairs.node); 182 return NULL; 183} 184 185static inline void hist_entry__add_pair(struct hist_entry *pair, 186 struct hist_entry *he) 187{ 188 list_add_tail(&pair->pairs.node, &he->pairs.head); 189} 190 191static inline float hist_entry__get_percent_limit(struct hist_entry *he) 192{ 193 u64 period = he->stat.period; 194 u64 total_period = hists__total_period(he->hists); 195 196 if (unlikely(total_period == 0)) 197 return 0; 198 199 if (symbol_conf.cumulate_callchain) 200 period = he->stat_acc->period; 201 202 return period * 100.0 / total_period; 203} 204 205enum sort_mode { 206 SORT_MODE__NORMAL, 207 SORT_MODE__BRANCH, 208 SORT_MODE__MEMORY, 209 SORT_MODE__TOP, 210 SORT_MODE__DIFF, 211 SORT_MODE__TRACEPOINT, 212}; 213 214enum sort_type { 215 /* common sort keys */ 216 SORT_PID, 217 SORT_COMM, 218 SORT_DSO, 219 SORT_SYM, 220 SORT_PARENT, 221 SORT_CPU, 222 SORT_SOCKET, 223 SORT_SRCLINE, 224 SORT_SRCFILE, 225 SORT_LOCAL_WEIGHT, 226 SORT_GLOBAL_WEIGHT, 227 SORT_TRANSACTION, 228 SORT_TRACE, 229 SORT_SYM_SIZE, 230 SORT_DSO_SIZE, 231 SORT_CGROUP, 232 SORT_CGROUP_ID, 233 SORT_SYM_IPC_NULL, 234 SORT_TIME, 235 SORT_CODE_PAGE_SIZE, 236 SORT_LOCAL_INS_LAT, 237 SORT_GLOBAL_INS_LAT, 238 SORT_LOCAL_PIPELINE_STAGE_CYC, 239 SORT_GLOBAL_PIPELINE_STAGE_CYC, 240 241 /* branch stack specific sort keys */ 242 __SORT_BRANCH_STACK, 243 SORT_DSO_FROM = __SORT_BRANCH_STACK, 244 SORT_DSO_TO, 245 SORT_SYM_FROM, 246 SORT_SYM_TO, 247 SORT_MISPREDICT, 248 SORT_ABORT, 249 SORT_IN_TX, 250 SORT_CYCLES, 251 SORT_SRCLINE_FROM, 252 SORT_SRCLINE_TO, 253 SORT_SYM_IPC, 254 SORT_ADDR_FROM, 255 SORT_ADDR_TO, 256 257 /* memory mode specific sort keys */ 258 __SORT_MEMORY_MODE, 259 SORT_MEM_DADDR_SYMBOL = __SORT_MEMORY_MODE, 260 SORT_MEM_DADDR_DSO, 261 SORT_MEM_LOCKED, 262 SORT_MEM_TLB, 263 SORT_MEM_LVL, 264 SORT_MEM_SNOOP, 265 SORT_MEM_DCACHELINE, 266 SORT_MEM_IADDR_SYMBOL, 267 SORT_MEM_PHYS_DADDR, 268 SORT_MEM_DATA_PAGE_SIZE, 269 SORT_MEM_BLOCKED, 270}; 271 272/* 273 * configurable sorting bits 274 */ 275 276struct sort_entry { 277 const char *se_header; 278 279 int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *); 280 int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *); 281 int64_t (*se_sort)(struct hist_entry *, struct hist_entry *); 282 int (*se_snprintf)(struct hist_entry *he, char *bf, size_t size, 283 unsigned int width); 284 int (*se_filter)(struct hist_entry *he, int type, const void *arg); 285 u8 se_width_idx; 286}; 287 288struct block_hist { 289 struct hists block_hists; 290 struct perf_hpp_list block_list; 291 struct perf_hpp_fmt block_fmt; 292 int block_idx; 293 bool valid; 294 struct hist_entry he; 295}; 296 297extern struct sort_entry sort_thread; 298extern struct list_head hist_entry__sort_list; 299 300struct evlist; 301struct tep_handle; 302int setup_sorting(struct evlist *evlist); 303int setup_output_field(void); 304void reset_output_field(void); 305void sort__setup_elide(FILE *fp); 306void perf_hpp__set_elide(int idx, bool elide); 307 308char *sort_help(const char *prefix); 309 310int report_parse_ignore_callees_opt(const struct option *opt, const char *arg, int unset); 311 312bool is_strict_order(const char *order); 313 314int hpp_dimension__add_output(unsigned col); 315void reset_dimensions(void); 316int sort_dimension__add(struct perf_hpp_list *list, const char *tok, 317 struct evlist *evlist, 318 int level); 319int output_field_add(struct perf_hpp_list *list, char *tok); 320int64_t 321sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right); 322int64_t 323sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right); 324int64_t 325sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right); 326int64_t 327_sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r); 328char *hist_entry__srcline(struct hist_entry *he); 329#endif /* __PERF_SORT_H */