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