Commit | Line | Data |
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6e344a95 NK |
1 | #include "perf.h" |
2 | #include "util/debug.h" | |
3 | #include "util/symbol.h" | |
4 | #include "util/sort.h" | |
5 | #include "util/evsel.h" | |
6 | #include "util/evlist.h" | |
7 | #include "util/machine.h" | |
8 | #include "util/thread.h" | |
9 | #include "tests/hists_common.h" | |
10 | ||
11 | static struct { | |
12 | u32 pid; | |
13 | const char *comm; | |
14 | } fake_threads[] = { | |
a1891aa4 NK |
15 | { FAKE_PID_PERF1, "perf" }, |
16 | { FAKE_PID_PERF2, "perf" }, | |
17 | { FAKE_PID_BASH, "bash" }, | |
6e344a95 NK |
18 | }; |
19 | ||
20 | static struct { | |
21 | u32 pid; | |
22 | u64 start; | |
23 | const char *filename; | |
24 | } fake_mmap_info[] = { | |
a1891aa4 NK |
25 | { FAKE_PID_PERF1, FAKE_MAP_PERF, "perf" }, |
26 | { FAKE_PID_PERF1, FAKE_MAP_LIBC, "libc" }, | |
27 | { FAKE_PID_PERF1, FAKE_MAP_KERNEL, "[kernel]" }, | |
28 | { FAKE_PID_PERF2, FAKE_MAP_PERF, "perf" }, | |
29 | { FAKE_PID_PERF2, FAKE_MAP_LIBC, "libc" }, | |
30 | { FAKE_PID_PERF2, FAKE_MAP_KERNEL, "[kernel]" }, | |
31 | { FAKE_PID_BASH, FAKE_MAP_BASH, "bash" }, | |
32 | { FAKE_PID_BASH, FAKE_MAP_LIBC, "libc" }, | |
33 | { FAKE_PID_BASH, FAKE_MAP_KERNEL, "[kernel]" }, | |
6e344a95 NK |
34 | }; |
35 | ||
36 | struct fake_sym { | |
37 | u64 start; | |
38 | u64 length; | |
39 | const char *name; | |
40 | }; | |
41 | ||
42 | static struct fake_sym perf_syms[] = { | |
a1891aa4 NK |
43 | { FAKE_SYM_OFFSET1, FAKE_SYM_LENGTH, "main" }, |
44 | { FAKE_SYM_OFFSET2, FAKE_SYM_LENGTH, "run_command" }, | |
45 | { FAKE_SYM_OFFSET3, FAKE_SYM_LENGTH, "cmd_record" }, | |
6e344a95 NK |
46 | }; |
47 | ||
48 | static struct fake_sym bash_syms[] = { | |
a1891aa4 NK |
49 | { FAKE_SYM_OFFSET1, FAKE_SYM_LENGTH, "main" }, |
50 | { FAKE_SYM_OFFSET2, FAKE_SYM_LENGTH, "xmalloc" }, | |
51 | { FAKE_SYM_OFFSET3, FAKE_SYM_LENGTH, "xfree" }, | |
6e344a95 NK |
52 | }; |
53 | ||
54 | static struct fake_sym libc_syms[] = { | |
55 | { 700, 100, "malloc" }, | |
56 | { 800, 100, "free" }, | |
57 | { 900, 100, "realloc" }, | |
a1891aa4 NK |
58 | { FAKE_SYM_OFFSET1, FAKE_SYM_LENGTH, "malloc" }, |
59 | { FAKE_SYM_OFFSET2, FAKE_SYM_LENGTH, "free" }, | |
60 | { FAKE_SYM_OFFSET3, FAKE_SYM_LENGTH, "realloc" }, | |
6e344a95 NK |
61 | }; |
62 | ||
63 | static struct fake_sym kernel_syms[] = { | |
a1891aa4 NK |
64 | { FAKE_SYM_OFFSET1, FAKE_SYM_LENGTH, "schedule" }, |
65 | { FAKE_SYM_OFFSET2, FAKE_SYM_LENGTH, "page_fault" }, | |
66 | { FAKE_SYM_OFFSET3, FAKE_SYM_LENGTH, "sys_perf_event_open" }, | |
6e344a95 NK |
67 | }; |
68 | ||
69 | static struct { | |
70 | const char *dso_name; | |
71 | struct fake_sym *syms; | |
72 | size_t nr_syms; | |
73 | } fake_symbols[] = { | |
74 | { "perf", perf_syms, ARRAY_SIZE(perf_syms) }, | |
75 | { "bash", bash_syms, ARRAY_SIZE(bash_syms) }, | |
76 | { "libc", libc_syms, ARRAY_SIZE(libc_syms) }, | |
77 | { "[kernel]", kernel_syms, ARRAY_SIZE(kernel_syms) }, | |
78 | }; | |
79 | ||
80 | struct machine *setup_fake_machine(struct machines *machines) | |
81 | { | |
82 | struct machine *machine = machines__find(machines, HOST_KERNEL_ID); | |
83 | size_t i; | |
84 | ||
85 | if (machine == NULL) { | |
86 | pr_debug("Not enough memory for machine setup\n"); | |
87 | return NULL; | |
88 | } | |
89 | ||
90 | for (i = 0; i < ARRAY_SIZE(fake_threads); i++) { | |
91 | struct thread *thread; | |
92 | ||
93 | thread = machine__findnew_thread(machine, fake_threads[i].pid, | |
94 | fake_threads[i].pid); | |
95 | if (thread == NULL) | |
96 | goto out; | |
97 | ||
98 | thread__set_comm(thread, fake_threads[i].comm, 0); | |
99 | } | |
100 | ||
101 | for (i = 0; i < ARRAY_SIZE(fake_mmap_info); i++) { | |
102 | union perf_event fake_mmap_event = { | |
103 | .mmap = { | |
104 | .header = { .misc = PERF_RECORD_MISC_USER, }, | |
105 | .pid = fake_mmap_info[i].pid, | |
106 | .tid = fake_mmap_info[i].pid, | |
107 | .start = fake_mmap_info[i].start, | |
a1891aa4 | 108 | .len = FAKE_MAP_LENGTH, |
6e344a95 NK |
109 | .pgoff = 0ULL, |
110 | }, | |
111 | }; | |
112 | ||
113 | strcpy(fake_mmap_event.mmap.filename, | |
114 | fake_mmap_info[i].filename); | |
115 | ||
116 | machine__process_mmap_event(machine, &fake_mmap_event, NULL); | |
117 | } | |
118 | ||
119 | for (i = 0; i < ARRAY_SIZE(fake_symbols); i++) { | |
120 | size_t k; | |
121 | struct dso *dso; | |
122 | ||
123 | dso = __dsos__findnew(&machine->user_dsos, | |
124 | fake_symbols[i].dso_name); | |
125 | if (dso == NULL) | |
126 | goto out; | |
127 | ||
128 | /* emulate dso__load() */ | |
129 | dso__set_loaded(dso, MAP__FUNCTION); | |
130 | ||
131 | for (k = 0; k < fake_symbols[i].nr_syms; k++) { | |
132 | struct symbol *sym; | |
133 | struct fake_sym *fsym = &fake_symbols[i].syms[k]; | |
134 | ||
135 | sym = symbol__new(fsym->start, fsym->length, | |
136 | STB_GLOBAL, fsym->name); | |
137 | if (sym == NULL) | |
138 | goto out; | |
139 | ||
140 | symbols__insert(&dso->symbols[MAP__FUNCTION], sym); | |
141 | } | |
142 | } | |
143 | ||
144 | return machine; | |
145 | ||
146 | out: | |
147 | pr_debug("Not enough memory for machine setup\n"); | |
148 | machine__delete_threads(machine); | |
149 | machine__delete(machine); | |
150 | return NULL; | |
151 | } | |
4e754e1c NK |
152 | |
153 | void print_hists_in(struct hists *hists) | |
154 | { | |
155 | int i = 0; | |
156 | struct rb_root *root; | |
157 | struct rb_node *node; | |
158 | ||
159 | if (sort__need_collapse) | |
160 | root = &hists->entries_collapsed; | |
161 | else | |
162 | root = hists->entries_in; | |
163 | ||
164 | pr_info("----- %s --------\n", __func__); | |
165 | node = rb_first(root); | |
166 | while (node) { | |
167 | struct hist_entry *he; | |
168 | ||
169 | he = rb_entry(node, struct hist_entry, rb_node_in); | |
170 | ||
171 | if (!he->filtered) { | |
172 | pr_info("%2d: entry: %-8s [%-8s] %20s: period = %"PRIu64"\n", | |
173 | i, thread__comm_str(he->thread), | |
174 | he->ms.map->dso->short_name, | |
175 | he->ms.sym->name, he->stat.period); | |
176 | } | |
177 | ||
178 | i++; | |
179 | node = rb_next(node); | |
180 | } | |
181 | } | |
182 | ||
183 | void print_hists_out(struct hists *hists) | |
184 | { | |
185 | int i = 0; | |
186 | struct rb_root *root; | |
187 | struct rb_node *node; | |
188 | ||
189 | root = &hists->entries; | |
190 | ||
191 | pr_info("----- %s --------\n", __func__); | |
192 | node = rb_first(root); | |
193 | while (node) { | |
194 | struct hist_entry *he; | |
195 | ||
196 | he = rb_entry(node, struct hist_entry, rb_node); | |
197 | ||
198 | if (!he->filtered) { | |
0506aecc | 199 | pr_info("%2d: entry: %8s:%5d [%-8s] %20s: period = %"PRIu64"/%"PRIu64"\n", |
f21d1815 | 200 | i, thread__comm_str(he->thread), he->thread->tid, |
4e754e1c | 201 | he->ms.map->dso->short_name, |
0506aecc NK |
202 | he->ms.sym->name, he->stat.period, |
203 | he->stat_acc ? he->stat_acc->period : 0); | |
4e754e1c NK |
204 | } |
205 | ||
206 | i++; | |
207 | node = rb_next(node); | |
208 | } | |
209 | } |