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
;
31 bool kptr_restrict_warned
;
33 struct rb_root threads
;
34 pthread_rwlock_t threads_lock
;
35 unsigned int nr_threads
;
36 struct list_head dead_threads
;
37 struct thread
*last_match
;
38 struct vdso_info
*vdso_info
;
41 struct map_groups kmaps
;
42 struct map
*vmlinux_maps
[MAP__NR_TYPES
];
44 symbol_filter_t symbol_filter
;
46 union { /* Tool specific area */
53 struct map
*__machine__kernel_map(struct machine
*machine
, enum map_type type
)
55 return machine
->vmlinux_maps
[type
];
59 struct map
*machine__kernel_map(struct machine
*machine
)
61 return __machine__kernel_map(machine
, MAP__FUNCTION
);
64 int machine__get_kernel_start(struct machine
*machine
);
66 static inline u64
machine__kernel_start(struct machine
*machine
)
68 if (!machine
->kernel_start
)
69 machine__get_kernel_start(machine
);
70 return machine
->kernel_start
;
73 static inline bool machine__kernel_ip(struct machine
*machine
, u64 ip
)
75 u64 kernel_start
= machine__kernel_start(machine
);
77 return ip
>= kernel_start
;
80 struct thread
*machine__find_thread(struct machine
*machine
, pid_t pid
,
82 struct comm
*machine__thread_exec_comm(struct machine
*machine
,
83 struct thread
*thread
);
85 int machine__process_comm_event(struct machine
*machine
, union perf_event
*event
,
86 struct perf_sample
*sample
);
87 int machine__process_exit_event(struct machine
*machine
, union perf_event
*event
,
88 struct perf_sample
*sample
);
89 int machine__process_fork_event(struct machine
*machine
, union perf_event
*event
,
90 struct perf_sample
*sample
);
91 int machine__process_lost_event(struct machine
*machine
, union perf_event
*event
,
92 struct perf_sample
*sample
);
93 int machine__process_lost_samples_event(struct machine
*machine
, union perf_event
*event
,
94 struct perf_sample
*sample
);
95 int machine__process_aux_event(struct machine
*machine
,
96 union perf_event
*event
);
97 int machine__process_itrace_start_event(struct machine
*machine
,
98 union perf_event
*event
);
99 int machine__process_switch_event(struct machine
*machine
,
100 union perf_event
*event
);
101 int machine__process_mmap_event(struct machine
*machine
, union perf_event
*event
,
102 struct perf_sample
*sample
);
103 int machine__process_mmap2_event(struct machine
*machine
, union perf_event
*event
,
104 struct perf_sample
*sample
);
105 int machine__process_event(struct machine
*machine
, union perf_event
*event
,
106 struct perf_sample
*sample
);
108 typedef void (*machine__process_t
)(struct machine
*machine
, void *data
);
112 struct rb_root guests
;
113 symbol_filter_t symbol_filter
;
116 void machines__init(struct machines
*machines
);
117 void machines__exit(struct machines
*machines
);
119 void machines__process_guests(struct machines
*machines
,
120 machine__process_t process
, void *data
);
122 struct machine
*machines__add(struct machines
*machines
, pid_t pid
,
123 const char *root_dir
);
124 struct machine
*machines__find_host(struct machines
*machines
);
125 struct machine
*machines__find(struct machines
*machines
, pid_t pid
);
126 struct machine
*machines__findnew(struct machines
*machines
, pid_t pid
);
128 void machines__set_id_hdr_size(struct machines
*machines
, u16 id_hdr_size
);
129 char *machine__mmap_name(struct machine
*machine
, char *bf
, size_t size
);
131 void machines__set_symbol_filter(struct machines
*machines
,
132 symbol_filter_t symbol_filter
);
133 void machines__set_comm_exec(struct machines
*machines
, bool comm_exec
);
135 struct machine
*machine__new_host(void);
136 int machine__init(struct machine
*machine
, const char *root_dir
, pid_t pid
);
137 void machine__exit(struct machine
*machine
);
138 void machine__delete_threads(struct machine
*machine
);
139 void machine__delete(struct machine
*machine
);
140 void machine__remove_thread(struct machine
*machine
, struct thread
*th
);
142 struct branch_info
*sample__resolve_bstack(struct perf_sample
*sample
,
143 struct addr_location
*al
);
144 struct mem_info
*sample__resolve_mem(struct perf_sample
*sample
,
145 struct addr_location
*al
);
147 struct callchain_cursor
;
149 int thread__resolve_callchain(struct thread
*thread
,
150 struct callchain_cursor
*cursor
,
151 struct perf_evsel
*evsel
,
152 struct perf_sample
*sample
,
153 struct symbol
**parent
,
154 struct addr_location
*root_al
,
158 * Default guest kernel is defined by parameter --guestkallsyms
161 static inline bool machine__is_default_guest(struct machine
*machine
)
163 return machine
? machine
->pid
== DEFAULT_GUEST_KERNEL_ID
: false;
166 static inline bool machine__is_host(struct machine
*machine
)
168 return machine
? machine
->pid
== HOST_KERNEL_ID
: false;
171 struct thread
*__machine__findnew_thread(struct machine
*machine
, pid_t pid
, pid_t tid
);
172 struct thread
*machine__findnew_thread(struct machine
*machine
, pid_t pid
, pid_t tid
);
174 struct dso
*machine__findnew_dso(struct machine
*machine
, const char *filename
);
176 size_t machine__fprintf(struct machine
*machine
, FILE *fp
);
179 struct symbol
*machine__find_kernel_symbol(struct machine
*machine
,
180 enum map_type type
, u64 addr
,
182 symbol_filter_t filter
)
184 return map_groups__find_symbol(&machine
->kmaps
, type
, addr
,
189 struct symbol
*machine__find_kernel_symbol_by_name(struct machine
*machine
,
190 enum map_type type
, const char *name
,
192 symbol_filter_t filter
)
194 return map_groups__find_symbol_by_name(&machine
->kmaps
, type
, name
,
199 struct symbol
*machine__find_kernel_function(struct machine
*machine
, u64 addr
,
201 symbol_filter_t filter
)
203 return machine__find_kernel_symbol(machine
, MAP__FUNCTION
, addr
,
208 struct symbol
*machine__find_kernel_function_by_name(struct machine
*machine
,
211 symbol_filter_t filter
)
213 return map_groups__find_function_by_name(&machine
->kmaps
, name
, mapp
,
217 struct map
*machine__findnew_module_map(struct machine
*machine
, u64 start
,
218 const char *filename
);
220 int __machine__load_kallsyms(struct machine
*machine
, const char *filename
,
221 enum map_type type
, bool no_kcore
, symbol_filter_t filter
);
222 int machine__load_kallsyms(struct machine
*machine
, const char *filename
,
223 enum map_type type
, symbol_filter_t filter
);
224 int machine__load_vmlinux_path(struct machine
*machine
, enum map_type type
,
225 symbol_filter_t filter
);
227 size_t machine__fprintf_dsos_buildid(struct machine
*machine
, FILE *fp
,
228 bool (skip
)(struct dso
*dso
, int parm
), int parm
);
229 size_t machines__fprintf_dsos(struct machines
*machines
, FILE *fp
);
230 size_t machines__fprintf_dsos_buildid(struct machines
*machines
, FILE *fp
,
231 bool (skip
)(struct dso
*dso
, int parm
), int parm
);
233 void machine__destroy_kernel_maps(struct machine
*machine
);
234 int __machine__create_kernel_maps(struct machine
*machine
, struct dso
*kernel
);
235 int machine__create_kernel_maps(struct machine
*machine
);
237 int machines__create_kernel_maps(struct machines
*machines
, pid_t pid
);
238 int machines__create_guest_kernel_maps(struct machines
*machines
);
239 void machines__destroy_kernel_maps(struct machines
*machines
);
241 size_t machine__fprintf_vmlinux_path(struct machine
*machine
, FILE *fp
);
243 int machine__for_each_thread(struct machine
*machine
,
244 int (*fn
)(struct thread
*thread
, void *p
),
246 int machines__for_each_thread(struct machines
*machines
,
247 int (*fn
)(struct thread
*thread
, void *p
),
250 int __machine__synthesize_threads(struct machine
*machine
, struct perf_tool
*tool
,
251 struct target
*target
, struct thread_map
*threads
,
252 perf_event__handler_t process
, bool data_mmap
,
253 unsigned int proc_map_timeout
);
255 int machine__synthesize_threads(struct machine
*machine
, struct target
*target
,
256 struct thread_map
*threads
, bool data_mmap
,
257 unsigned int proc_map_timeout
)
259 return __machine__synthesize_threads(machine
, NULL
, target
, threads
,
260 perf_event__process
, data_mmap
,
264 pid_t
machine__get_current_tid(struct machine
*machine
, int cpu
);
265 int machine__set_current_tid(struct machine
*machine
, int cpu
, pid_t pid
,
268 * For use with libtraceevent's pevent_set_function_resolver()
270 char *machine__resolve_kernel_addr(void *vmachine
, unsigned long long *addrp
, char **modp
);
272 #endif /* __PERF_MACHINE_H */