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-rw-r--r--tools/perf/util/map.h131
1 files changed, 127 insertions, 4 deletions
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index b756368076c6..f39134512829 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -4,7 +4,9 @@
4#include <linux/compiler.h> 4#include <linux/compiler.h>
5#include <linux/list.h> 5#include <linux/list.h>
6#include <linux/rbtree.h> 6#include <linux/rbtree.h>
7#include <linux/types.h> 7#include <stdio.h>
8#include <stdbool.h>
9#include "types.h"
8 10
9enum map_type { 11enum map_type {
10 MAP__FUNCTION = 0, 12 MAP__FUNCTION = 0,
@@ -18,6 +20,7 @@ extern const char *map_type__name[MAP__NR_TYPES];
18struct dso; 20struct dso;
19struct ref_reloc_sym; 21struct ref_reloc_sym;
20struct map_groups; 22struct map_groups;
23struct machine;
21 24
22struct map { 25struct map {
23 union { 26 union {
@@ -27,6 +30,7 @@ struct map {
27 u64 start; 30 u64 start;
28 u64 end; 31 u64 end;
29 enum map_type type; 32 enum map_type type;
33 u32 priv;
30 u64 pgoff; 34 u64 pgoff;
31 35
32 /* ip -> dso rip */ 36 /* ip -> dso rip */
@@ -35,6 +39,7 @@ struct map {
35 u64 (*unmap_ip)(struct map *, u64); 39 u64 (*unmap_ip)(struct map *, u64);
36 40
37 struct dso *dso; 41 struct dso *dso;
42 struct map_groups *groups;
38}; 43};
39 44
40struct kmap { 45struct kmap {
@@ -42,6 +47,32 @@ struct kmap {
42 struct map_groups *kmaps; 47 struct map_groups *kmaps;
43}; 48};
44 49
50struct map_groups {
51 struct rb_root maps[MAP__NR_TYPES];
52 struct list_head removed_maps[MAP__NR_TYPES];
53 struct machine *machine;
54};
55
56/* Native host kernel uses -1 as pid index in machine */
57#define HOST_KERNEL_ID (-1)
58#define DEFAULT_GUEST_KERNEL_ID (0)
59
60struct machine {
61 struct rb_node rb_node;
62 pid_t pid;
63 char *root_dir;
64 struct list_head user_dsos;
65 struct list_head kernel_dsos;
66 struct map_groups kmaps;
67 struct map *vmlinux_maps[MAP__NR_TYPES];
68};
69
70static inline
71struct map *machine__kernel_map(struct machine *self, enum map_type type)
72{
73 return self->vmlinux_maps[type];
74}
75
45static inline struct kmap *map__kmap(struct map *self) 76static inline struct kmap *map__kmap(struct map *self)
46{ 77{
47 return (struct kmap *)(self + 1); 78 return (struct kmap *)(self + 1);
@@ -68,14 +99,14 @@ u64 map__rip_2objdump(struct map *map, u64 rip);
68u64 map__objdump_2ip(struct map *map, u64 addr); 99u64 map__objdump_2ip(struct map *map, u64 addr);
69 100
70struct symbol; 101struct symbol;
71struct mmap_event;
72 102
73typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym); 103typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
74 104
75void map__init(struct map *self, enum map_type type, 105void map__init(struct map *self, enum map_type type,
76 u64 start, u64 end, u64 pgoff, struct dso *dso); 106 u64 start, u64 end, u64 pgoff, struct dso *dso);
77struct map *map__new(struct mmap_event *event, enum map_type, 107struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
78 char *cwd, int cwdlen); 108 u64 pgoff, u32 pid, char *filename,
109 enum map_type type, char *cwd, int cwdlen);
79void map__delete(struct map *self); 110void map__delete(struct map *self);
80struct map *map__clone(struct map *self); 111struct map *map__clone(struct map *self);
81int map__overlap(struct map *l, struct map *r); 112int map__overlap(struct map *l, struct map *r);
@@ -91,4 +122,96 @@ void map__fixup_end(struct map *self);
91 122
92void map__reloc_vmlinux(struct map *self); 123void map__reloc_vmlinux(struct map *self);
93 124
125size_t __map_groups__fprintf_maps(struct map_groups *self,
126 enum map_type type, int verbose, FILE *fp);
127void maps__insert(struct rb_root *maps, struct map *map);
128struct map *maps__find(struct rb_root *maps, u64 addr);
129void map_groups__init(struct map_groups *self);
130int map_groups__clone(struct map_groups *self,
131 struct map_groups *parent, enum map_type type);
132size_t map_groups__fprintf(struct map_groups *self, int verbose, FILE *fp);
133size_t map_groups__fprintf_maps(struct map_groups *self, int verbose, FILE *fp);
134
135typedef void (*machine__process_t)(struct machine *self, void *data);
136
137void machines__process(struct rb_root *self, machine__process_t process, void *data);
138struct machine *machines__add(struct rb_root *self, pid_t pid,
139 const char *root_dir);
140struct machine *machines__find_host(struct rb_root *self);
141struct machine *machines__find(struct rb_root *self, pid_t pid);
142struct machine *machines__findnew(struct rb_root *self, pid_t pid);
143char *machine__mmap_name(struct machine *self, char *bf, size_t size);
144int machine__init(struct machine *self, const char *root_dir, pid_t pid);
145
146/*
147 * Default guest kernel is defined by parameter --guestkallsyms
148 * and --guestmodules
149 */
150static inline bool machine__is_default_guest(struct machine *self)
151{
152 return self ? self->pid == DEFAULT_GUEST_KERNEL_ID : false;
153}
154
155static inline bool machine__is_host(struct machine *self)
156{
157 return self ? self->pid == HOST_KERNEL_ID : false;
158}
159
160static inline void map_groups__insert(struct map_groups *self, struct map *map)
161{
162 maps__insert(&self->maps[map->type], map);
163 map->groups = self;
164}
165
166static inline struct map *map_groups__find(struct map_groups *self,
167 enum map_type type, u64 addr)
168{
169 return maps__find(&self->maps[type], addr);
170}
171
172struct symbol *map_groups__find_symbol(struct map_groups *self,
173 enum map_type type, u64 addr,
174 struct map **mapp,
175 symbol_filter_t filter);
176
177struct symbol *map_groups__find_symbol_by_name(struct map_groups *self,
178 enum map_type type,
179 const char *name,
180 struct map **mapp,
181 symbol_filter_t filter);
182
183static inline
184struct symbol *machine__find_kernel_symbol(struct machine *self,
185 enum map_type type, u64 addr,
186 struct map **mapp,
187 symbol_filter_t filter)
188{
189 return map_groups__find_symbol(&self->kmaps, type, addr, mapp, filter);
190}
191
192static inline
193struct symbol *machine__find_kernel_function(struct machine *self, u64 addr,
194 struct map **mapp,
195 symbol_filter_t filter)
196{
197 return machine__find_kernel_symbol(self, MAP__FUNCTION, addr, mapp, filter);
198}
199
200static inline
201struct symbol *map_groups__find_function_by_name(struct map_groups *self,
202 const char *name, struct map **mapp,
203 symbol_filter_t filter)
204{
205 return map_groups__find_symbol_by_name(self, MAP__FUNCTION, name, mapp, filter);
206}
207
208int map_groups__fixup_overlappings(struct map_groups *self, struct map *map,
209 int verbose, FILE *fp);
210
211struct map *map_groups__find_by_name(struct map_groups *self,
212 enum map_type type, const char *name);
213struct map *machine__new_module(struct machine *self, u64 start, const char *filename);
214
215void map_groups__flush(struct map_groups *self);
216
94#endif /* __PERF_MAP_H */ 217#endif /* __PERF_MAP_H */