Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef __PERF_SORT_H
2#define __PERF_SORT_H
3#include "../builtin.h"
4
5#include "util.h"
6
7#include "color.h"
8#include <linux/list.h>
9#include "cache.h"
10#include <linux/rbtree.h>
11#include "symbol.h"
12#include "string.h"
13#include "callchain.h"
14#include "strlist.h"
15#include "values.h"
16
17#include "../perf.h"
18#include "debug.h"
19#include "header.h"
20
21#include "parse-options.h"
22#include "parse-events.h"
23
24#include "thread.h"
25#include "sort.h"
26
27extern regex_t parent_regex;
28extern const char *sort_order;
29extern const char default_parent_pattern[];
30extern const char *parent_pattern;
31extern const char default_sort_order[];
32extern int sort__need_collapse;
33extern int sort__has_parent;
34extern int sort__has_sym;
35extern enum sort_mode sort__mode;
36extern struct sort_entry sort_comm;
37extern struct sort_entry sort_dso;
38extern struct sort_entry sort_sym;
39extern struct sort_entry sort_parent;
40extern struct sort_entry sort_dso_from;
41extern struct sort_entry sort_dso_to;
42extern struct sort_entry sort_sym_from;
43extern struct sort_entry sort_sym_to;
44extern enum sort_type sort__first_dimension;
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 u64 weight;
53 u32 nr_events;
54};
55
56struct hist_entry_diff {
57 bool computed;
58
59 /* PERF_HPP__DELTA */
60 double period_ratio_delta;
61
62 /* PERF_HPP__RATIO */
63 double period_ratio;
64
65 /* HISTC_WEIGHTED_DIFF */
66 s64 wdiff;
67};
68
69/**
70 * struct hist_entry - histogram entry
71 *
72 * @row_offset - offset from the first callchain expanded to appear on screen
73 * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding
74 */
75struct hist_entry {
76 struct rb_node rb_node_in;
77 struct rb_node rb_node;
78 union {
79 struct list_head node;
80 struct list_head head;
81 } pairs;
82 struct he_stat stat;
83 struct map_symbol ms;
84 struct thread *thread;
85 u64 ip;
86 s32 cpu;
87
88 struct hist_entry_diff diff;
89
90 /* XXX These two should move to some tree widget lib */
91 u16 row_offset;
92 u16 nr_rows;
93
94 bool init_have_children;
95 char level;
96 bool used;
97 u8 filtered;
98 char *srcline;
99 struct symbol *parent;
100 unsigned long position;
101 struct rb_root sorted_chain;
102 struct branch_info *branch_info;
103 struct hists *hists;
104 struct mem_info *mem_info;
105 struct callchain_root callchain[0]; /* must be last member */
106};
107
108static inline bool hist_entry__has_pairs(struct hist_entry *he)
109{
110 return !list_empty(&he->pairs.node);
111}
112
113static inline struct hist_entry *hist_entry__next_pair(struct hist_entry *he)
114{
115 if (hist_entry__has_pairs(he))
116 return list_entry(he->pairs.node.next, struct hist_entry, pairs.node);
117 return NULL;
118}
119
120static inline void hist_entry__add_pair(struct hist_entry *pair,
121 struct hist_entry *he)
122{
123 list_add_tail(&pair->pairs.node, &he->pairs.head);
124}
125
126enum sort_mode {
127 SORT_MODE__NORMAL,
128 SORT_MODE__BRANCH,
129 SORT_MODE__MEMORY,
130};
131
132enum sort_type {
133 /* common sort keys */
134 SORT_PID,
135 SORT_COMM,
136 SORT_DSO,
137 SORT_SYM,
138 SORT_PARENT,
139 SORT_CPU,
140 SORT_SRCLINE,
141
142 /* branch stack specific sort keys */
143 __SORT_BRANCH_STACK,
144 SORT_DSO_FROM = __SORT_BRANCH_STACK,
145 SORT_DSO_TO,
146 SORT_SYM_FROM,
147 SORT_SYM_TO,
148 SORT_MISPREDICT,
149
150 /* memory mode specific sort keys */
151 __SORT_MEMORY_MODE,
152 SORT_LOCAL_WEIGHT = __SORT_MEMORY_MODE,
153 SORT_GLOBAL_WEIGHT,
154 SORT_MEM_DADDR_SYMBOL,
155 SORT_MEM_DADDR_DSO,
156 SORT_MEM_LOCKED,
157 SORT_MEM_TLB,
158 SORT_MEM_LVL,
159 SORT_MEM_SNOOP,
160};
161
162/*
163 * configurable sorting bits
164 */
165
166struct sort_entry {
167 struct list_head list;
168
169 const char *se_header;
170
171 int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
172 int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
173 int (*se_snprintf)(struct hist_entry *self, char *bf, size_t size,
174 unsigned int width);
175 u8 se_width_idx;
176 bool elide;
177};
178
179extern struct sort_entry sort_thread;
180extern struct list_head hist_entry__sort_list;
181
182int setup_sorting(void);
183extern int sort_dimension__add(const char *);
184void sort__setup_elide(FILE *fp);
185
186#endif /* __PERF_SORT_H */