1 #ifndef __PERF_MACHINE_H
2 #define __PERF_MACHINE_H
5 #include <linux/rbtree.h>
18 /* Native host kernel uses -1 as pid index in machine */
19 #define HOST_KERNEL_ID (-1)
20 #define DEFAULT_GUEST_KERNEL_ID (0)
22 extern const char *ref_reloc_sym_names[];
27 struct rb_node rb_node;
32 struct rb_root threads;
33 pthread_rwlock_t threads_lock;
34 struct list_head dead_threads;
35 struct thread *last_match;
36 struct vdso_info *vdso_info;
38 struct map_groups kmaps;
39 struct map *vmlinux_maps[MAP__NR_TYPES];
41 symbol_filter_t symbol_filter;
43 union { /* Tool specific area */
50 struct map *machine__kernel_map(struct machine *machine, enum map_type type)
52 return machine->vmlinux_maps[type];
55 int machine__get_kernel_start(struct machine *machine);
57 static inline u64 machine__kernel_start(struct machine *machine)
59 if (!machine->kernel_start)
60 machine__get_kernel_start(machine);
61 return machine->kernel_start;
64 static inline bool machine__kernel_ip(struct machine *machine, u64 ip)
66 u64 kernel_start = machine__kernel_start(machine);
68 return ip >= kernel_start;
71 struct thread *machine__find_thread(struct machine *machine, pid_t pid,
73 struct comm *machine__thread_exec_comm(struct machine *machine,
74 struct thread *thread);
76 int machine__process_comm_event(struct machine *machine, union perf_event *event,
77 struct perf_sample *sample);
78 int machine__process_exit_event(struct machine *machine, union perf_event *event,
79 struct perf_sample *sample);
80 int machine__process_fork_event(struct machine *machine, union perf_event *event,
81 struct perf_sample *sample);
82 int machine__process_lost_event(struct machine *machine, union perf_event *event,
83 struct perf_sample *sample);
84 int machine__process_lost_samples_event(struct machine *machine, union perf_event *event,
85 struct perf_sample *sample);
86 int machine__process_aux_event(struct machine *machine,
87 union perf_event *event);
88 int machine__process_itrace_start_event(struct machine *machine,
89 union perf_event *event);
90 int machine__process_mmap_event(struct machine *machine, union perf_event *event,
91 struct perf_sample *sample);
92 int machine__process_mmap2_event(struct machine *machine, union perf_event *event,
93 struct perf_sample *sample);
94 int machine__process_event(struct machine *machine, union perf_event *event,
95 struct perf_sample *sample);
97 typedef void (*machine__process_t)(struct machine *machine, void *data);
101 struct rb_root guests;
102 symbol_filter_t symbol_filter;
105 void machines__init(struct machines *machines);
106 void machines__exit(struct machines *machines);
108 void machines__process_guests(struct machines *machines,
109 machine__process_t process, void *data);
111 struct machine *machines__add(struct machines *machines, pid_t pid,
112 const char *root_dir);
113 struct machine *machines__find_host(struct machines *machines);
114 struct machine *machines__find(struct machines *machines, pid_t pid);
115 struct machine *machines__findnew(struct machines *machines, pid_t pid);
117 void machines__set_id_hdr_size(struct machines *machines, u16 id_hdr_size);
118 char *machine__mmap_name(struct machine *machine, char *bf, size_t size);
120 void machines__set_symbol_filter(struct machines *machines,
121 symbol_filter_t symbol_filter);
122 void machines__set_comm_exec(struct machines *machines, bool comm_exec);
124 struct machine *machine__new_host(void);
125 int machine__init(struct machine *machine, const char *root_dir, pid_t pid);
126 void machine__exit(struct machine *machine);
127 void machine__delete_threads(struct machine *machine);
128 void machine__delete(struct machine *machine);
129 void machine__remove_thread(struct machine *machine, struct thread *th);
131 struct branch_info *sample__resolve_bstack(struct perf_sample *sample,
132 struct addr_location *al);
133 struct mem_info *sample__resolve_mem(struct perf_sample *sample,
134 struct addr_location *al);
135 int thread__resolve_callchain(struct thread *thread,
136 struct perf_evsel *evsel,
137 struct perf_sample *sample,
138 struct symbol **parent,
139 struct addr_location *root_al,
143 * Default guest kernel is defined by parameter --guestkallsyms
146 static inline bool machine__is_default_guest(struct machine *machine)
148 return machine ? machine->pid == DEFAULT_GUEST_KERNEL_ID : false;
151 static inline bool machine__is_host(struct machine *machine)
153 return machine ? machine->pid == HOST_KERNEL_ID : false;
156 struct thread *__machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);
157 struct thread *machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);
159 struct dso *machine__findnew_dso(struct machine *machine, const char *filename);
161 size_t machine__fprintf(struct machine *machine, FILE *fp);
164 struct symbol *machine__find_kernel_symbol(struct machine *machine,
165 enum map_type type, u64 addr,
167 symbol_filter_t filter)
169 return map_groups__find_symbol(&machine->kmaps, type, addr,
174 struct symbol *machine__find_kernel_function(struct machine *machine, u64 addr,
176 symbol_filter_t filter)
178 return machine__find_kernel_symbol(machine, MAP__FUNCTION, addr,
183 struct symbol *machine__find_kernel_function_by_name(struct machine *machine,
186 symbol_filter_t filter)
188 return map_groups__find_function_by_name(&machine->kmaps, name, mapp,
192 struct map *machine__findnew_module_map(struct machine *machine, u64 start,
193 const char *filename);
195 int machine__load_kallsyms(struct machine *machine, const char *filename,
196 enum map_type type, symbol_filter_t filter);
197 int machine__load_vmlinux_path(struct machine *machine, enum map_type type,
198 symbol_filter_t filter);
200 size_t machine__fprintf_dsos_buildid(struct machine *machine, FILE *fp,
201 bool (skip)(struct dso *dso, int parm), int parm);
202 size_t machines__fprintf_dsos(struct machines *machines, FILE *fp);
203 size_t machines__fprintf_dsos_buildid(struct machines *machines, FILE *fp,
204 bool (skip)(struct dso *dso, int parm), int parm);
206 void machine__destroy_kernel_maps(struct machine *machine);
207 int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel);
208 int machine__create_kernel_maps(struct machine *machine);
210 int machines__create_kernel_maps(struct machines *machines, pid_t pid);
211 int machines__create_guest_kernel_maps(struct machines *machines);
212 void machines__destroy_kernel_maps(struct machines *machines);
214 size_t machine__fprintf_vmlinux_path(struct machine *machine, FILE *fp);
216 int machine__for_each_thread(struct machine *machine,
217 int (*fn)(struct thread *thread, void *p),
219 int machines__for_each_thread(struct machines *machines,
220 int (*fn)(struct thread *thread, void *p),
223 int __machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
224 struct target *target, struct thread_map *threads,
225 perf_event__handler_t process, bool data_mmap,
226 unsigned int proc_map_timeout);
228 int machine__synthesize_threads(struct machine *machine, struct target *target,
229 struct thread_map *threads, bool data_mmap,
230 unsigned int proc_map_timeout)
232 return __machine__synthesize_threads(machine, NULL, target, threads,
233 perf_event__process, data_mmap,
237 pid_t machine__get_current_tid(struct machine *machine, int cpu);
238 int machine__set_current_tid(struct machine *machine, int cpu, pid_t pid,
241 #endif /* __PERF_MACHINE_H */