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