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_aux_event(struct machine *machine,
85 union perf_event *event);
86 int machine__process_itrace_start_event(struct machine *machine,
87 union perf_event *event);
88 int machine__process_mmap_event(struct machine *machine, union perf_event *event,
89 struct perf_sample *sample);
90 int machine__process_mmap2_event(struct machine *machine, union perf_event *event,
91 struct perf_sample *sample);
92 int machine__process_event(struct machine *machine, union perf_event *event,
93 struct perf_sample *sample);
95 typedef void (*machine__process_t)(struct machine *machine, void *data);
99 struct rb_root guests;
100 symbol_filter_t symbol_filter;
103 void machines__init(struct machines *machines);
104 void machines__exit(struct machines *machines);
106 void machines__process_guests(struct machines *machines,
107 machine__process_t process, void *data);
109 struct machine *machines__add(struct machines *machines, pid_t pid,
110 const char *root_dir);
111 struct machine *machines__find_host(struct machines *machines);
112 struct machine *machines__find(struct machines *machines, pid_t pid);
113 struct machine *machines__findnew(struct machines *machines, pid_t pid);
115 void machines__set_id_hdr_size(struct machines *machines, u16 id_hdr_size);
116 char *machine__mmap_name(struct machine *machine, char *bf, size_t size);
118 void machines__set_symbol_filter(struct machines *machines,
119 symbol_filter_t symbol_filter);
120 void machines__set_comm_exec(struct machines *machines, bool comm_exec);
122 struct machine *machine__new_host(void);
123 int machine__init(struct machine *machine, const char *root_dir, pid_t pid);
124 void machine__exit(struct machine *machine);
125 void machine__delete_threads(struct machine *machine);
126 void machine__delete(struct machine *machine);
127 void machine__remove_thread(struct machine *machine, struct thread *th);
129 struct branch_info *sample__resolve_bstack(struct perf_sample *sample,
130 struct addr_location *al);
131 struct mem_info *sample__resolve_mem(struct perf_sample *sample,
132 struct addr_location *al);
133 int thread__resolve_callchain(struct thread *thread,
134 struct perf_evsel *evsel,
135 struct perf_sample *sample,
136 struct symbol **parent,
137 struct addr_location *root_al,
141 * Default guest kernel is defined by parameter --guestkallsyms
144 static inline bool machine__is_default_guest(struct machine *machine)
146 return machine ? machine->pid == DEFAULT_GUEST_KERNEL_ID : false;
149 static inline bool machine__is_host(struct machine *machine)
151 return machine ? machine->pid == HOST_KERNEL_ID : false;
154 struct thread *__machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);
155 struct thread *machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);
157 struct dso *machine__findnew_dso(struct machine *machine, const char *filename);
159 size_t machine__fprintf(struct machine *machine, FILE *fp);
162 struct symbol *machine__find_kernel_symbol(struct machine *machine,
163 enum map_type type, u64 addr,
165 symbol_filter_t filter)
167 return map_groups__find_symbol(&machine->kmaps, type, addr,
172 struct symbol *machine__find_kernel_function(struct machine *machine, u64 addr,
174 symbol_filter_t filter)
176 return machine__find_kernel_symbol(machine, MAP__FUNCTION, addr,
181 struct symbol *machine__find_kernel_function_by_name(struct machine *machine,
184 symbol_filter_t filter)
186 return map_groups__find_function_by_name(&machine->kmaps, name, mapp,
190 struct map *machine__new_module(struct machine *machine, u64 start,
191 const char *filename);
193 int machine__load_kallsyms(struct machine *machine, const char *filename,
194 enum map_type type, symbol_filter_t filter);
195 int machine__load_vmlinux_path(struct machine *machine, enum map_type type,
196 symbol_filter_t filter);
198 size_t machine__fprintf_dsos_buildid(struct machine *machine, FILE *fp,
199 bool (skip)(struct dso *dso, int parm), int parm);
200 size_t machines__fprintf_dsos(struct machines *machines, FILE *fp);
201 size_t machines__fprintf_dsos_buildid(struct machines *machines, FILE *fp,
202 bool (skip)(struct dso *dso, int parm), int parm);
204 void machine__destroy_kernel_maps(struct machine *machine);
205 int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel);
206 int machine__create_kernel_maps(struct machine *machine);
208 int machines__create_kernel_maps(struct machines *machines, pid_t pid);
209 int machines__create_guest_kernel_maps(struct machines *machines);
210 void machines__destroy_kernel_maps(struct machines *machines);
212 size_t machine__fprintf_vmlinux_path(struct machine *machine, FILE *fp);
214 int machine__for_each_thread(struct machine *machine,
215 int (*fn)(struct thread *thread, void *p),
218 int __machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
219 struct target *target, struct thread_map *threads,
220 perf_event__handler_t process, bool data_mmap);
222 int machine__synthesize_threads(struct machine *machine, struct target *target,
223 struct thread_map *threads, bool data_mmap)
225 return __machine__synthesize_threads(machine, NULL, target, threads,
226 perf_event__process, data_mmap);
229 pid_t machine__get_current_tid(struct machine *machine, int cpu);
230 int machine__set_current_tid(struct machine *machine, int cpu, pid_t pid,
233 #endif /* __PERF_MACHINE_H */