1 #ifndef __PERF_MACHINE_H
2 #define __PERF_MACHINE_H
5 #include <linux/rbtree.h>
17 /* Native host kernel uses -1 as pid index in machine */
18 #define HOST_KERNEL_ID (-1)
19 #define DEFAULT_GUEST_KERNEL_ID (0)
21 extern const char *ref_reloc_sym_names[];
26 struct rb_node rb_node;
30 struct rb_root threads;
31 struct list_head dead_threads;
32 struct thread *last_match;
33 struct vdso_info *vdso_info;
34 struct list_head user_dsos;
35 struct list_head kernel_dsos;
36 struct map_groups kmaps;
37 struct map *vmlinux_maps[MAP__NR_TYPES];
38 symbol_filter_t symbol_filter;
43 struct map *machine__kernel_map(struct machine *machine, enum map_type type)
45 return machine->vmlinux_maps[type];
48 struct thread *machine__find_thread(struct machine *machine, pid_t pid,
51 int machine__process_comm_event(struct machine *machine, union perf_event *event,
52 struct perf_sample *sample);
53 int machine__process_exit_event(struct machine *machine, union perf_event *event,
54 struct perf_sample *sample);
55 int machine__process_fork_event(struct machine *machine, union perf_event *event,
56 struct perf_sample *sample);
57 int machine__process_lost_event(struct machine *machine, union perf_event *event,
58 struct perf_sample *sample);
59 int machine__process_mmap_event(struct machine *machine, union perf_event *event,
60 struct perf_sample *sample);
61 int machine__process_mmap2_event(struct machine *machine, union perf_event *event,
62 struct perf_sample *sample);
63 int machine__process_event(struct machine *machine, union perf_event *event,
64 struct perf_sample *sample);
66 typedef void (*machine__process_t)(struct machine *machine, void *data);
70 struct rb_root guests;
71 symbol_filter_t symbol_filter;
74 void machines__init(struct machines *machines);
75 void machines__exit(struct machines *machines);
77 void machines__process_guests(struct machines *machines,
78 machine__process_t process, void *data);
80 struct machine *machines__add(struct machines *machines, pid_t pid,
81 const char *root_dir);
82 struct machine *machines__find_host(struct machines *machines);
83 struct machine *machines__find(struct machines *machines, pid_t pid);
84 struct machine *machines__findnew(struct machines *machines, pid_t pid);
86 void machines__set_id_hdr_size(struct machines *machines, u16 id_hdr_size);
87 char *machine__mmap_name(struct machine *machine, char *bf, size_t size);
89 void machines__set_symbol_filter(struct machines *machines,
90 symbol_filter_t symbol_filter);
92 struct machine *machine__new_host(void);
93 int machine__init(struct machine *machine, const char *root_dir, pid_t pid);
94 void machine__exit(struct machine *machine);
95 void machine__delete_dead_threads(struct machine *machine);
96 void machine__delete_threads(struct machine *machine);
97 void machine__delete(struct machine *machine);
99 struct branch_info *sample__resolve_bstack(struct perf_sample *sample,
100 struct addr_location *al);
101 struct mem_info *sample__resolve_mem(struct perf_sample *sample,
102 struct addr_location *al);
103 int machine__resolve_callchain(struct machine *machine,
104 struct perf_evsel *evsel,
105 struct thread *thread,
106 struct perf_sample *sample,
107 struct symbol **parent,
108 struct addr_location *root_al,
112 * Default guest kernel is defined by parameter --guestkallsyms
115 static inline bool machine__is_default_guest(struct machine *machine)
117 return machine ? machine->pid == DEFAULT_GUEST_KERNEL_ID : false;
120 static inline bool machine__is_host(struct machine *machine)
122 return machine ? machine->pid == HOST_KERNEL_ID : false;
125 struct thread *machine__findnew_thread(struct machine *machine, pid_t pid,
128 size_t machine__fprintf(struct machine *machine, FILE *fp);
131 struct symbol *machine__find_kernel_symbol(struct machine *machine,
132 enum map_type type, u64 addr,
134 symbol_filter_t filter)
136 return map_groups__find_symbol(&machine->kmaps, type, addr,
141 struct symbol *machine__find_kernel_function(struct machine *machine, u64 addr,
143 symbol_filter_t filter)
145 return machine__find_kernel_symbol(machine, MAP__FUNCTION, addr,
150 struct symbol *machine__find_kernel_function_by_name(struct machine *machine,
153 symbol_filter_t filter)
155 return map_groups__find_function_by_name(&machine->kmaps, name, mapp,
159 struct map *machine__new_module(struct machine *machine, u64 start,
160 const char *filename);
162 int machine__load_kallsyms(struct machine *machine, const char *filename,
163 enum map_type type, symbol_filter_t filter);
164 int machine__load_vmlinux_path(struct machine *machine, enum map_type type,
165 symbol_filter_t filter);
167 size_t machine__fprintf_dsos_buildid(struct machine *machine, FILE *fp,
168 bool (skip)(struct dso *dso, int parm), int parm);
169 size_t machines__fprintf_dsos(struct machines *machines, FILE *fp);
170 size_t machines__fprintf_dsos_buildid(struct machines *machines, FILE *fp,
171 bool (skip)(struct dso *dso, int parm), int parm);
173 void machine__destroy_kernel_maps(struct machine *machine);
174 int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel);
175 int machine__create_kernel_maps(struct machine *machine);
177 int machines__create_kernel_maps(struct machines *machines, pid_t pid);
178 int machines__create_guest_kernel_maps(struct machines *machines);
179 void machines__destroy_kernel_maps(struct machines *machines);
181 size_t machine__fprintf_vmlinux_path(struct machine *machine, FILE *fp);
183 int machine__for_each_thread(struct machine *machine,
184 int (*fn)(struct thread *thread, void *p),
187 int __machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
188 struct target *target, struct thread_map *threads,
189 perf_event__handler_t process, bool data_mmap);
191 int machine__synthesize_threads(struct machine *machine, struct target *target,
192 struct thread_map *threads, bool data_mmap)
194 return __machine__synthesize_threads(machine, NULL, target, threads,
195 perf_event__process, data_mmap);
198 pid_t machine__get_current_tid(struct machine *machine, int cpu);
199 int machine__set_current_tid(struct machine *machine, int cpu, pid_t pid,
202 #endif /* __PERF_MACHINE_H */