diff options
author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-26 02:21:28 +0100 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-26 15:07:46 +0100 |
commit | 9a29ceee6bb14aeb58ab2222c8e792576fe90fb8 (patch) | |
tree | bdd5fbe623b8e38107e480fd77faef2a3b64ce1c /tools | |
parent | perf map_symbol: Rename ms->mg to ms->maps (diff) | |
download | linux-9a29ceee6bb14aeb58ab2222c8e792576fe90fb8.tar.xz linux-9a29ceee6bb14aeb58ab2222c8e792576fe90fb8.zip |
perf maps: Rename 'mg' variables to 'maps'
Continuing the merge of 'struct maps' with 'struct map_groups'.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-z8d14wrw393a0fbvmnk1bqd9@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/tests/map_groups.c | 18 | ||||
-rw-r--r-- | tools/perf/tests/thread-mg-share.c | 18 | ||||
-rw-r--r-- | tools/perf/util/event.c | 12 | ||||
-rw-r--r-- | tools/perf/util/machine.c | 10 | ||||
-rw-r--r-- | tools/perf/util/map.c | 89 | ||||
-rw-r--r-- | tools/perf/util/map_groups.h | 36 | ||||
-rw-r--r-- | tools/perf/util/symbol.c | 44 | ||||
-rw-r--r-- | tools/perf/util/symbol.h | 2 | ||||
-rw-r--r-- | tools/perf/util/unwind-libunwind-local.c | 16 | ||||
-rw-r--r-- | tools/perf/util/unwind-libunwind.c | 30 |
10 files changed, 135 insertions, 140 deletions
diff --git a/tools/perf/tests/map_groups.c b/tools/perf/tests/map_groups.c index db806e5a95c2..9df1d14db40e 100644 --- a/tools/perf/tests/map_groups.c +++ b/tools/perf/tests/map_groups.c @@ -35,7 +35,7 @@ static int check_maps(struct map_def *merged, unsigned int size, struct maps *ma int test__map_groups__merge_in(struct test *t __maybe_unused, int subtest __maybe_unused) { - struct maps mg; + struct maps maps; unsigned int i; struct map_def bpf_progs[] = { { "bpf_prog_1", 200, 300 }, @@ -64,7 +64,7 @@ int test__map_groups__merge_in(struct test *t __maybe_unused, int subtest __mayb struct map *map_kcore1, *map_kcore2, *map_kcore3; int ret; - maps__init(&mg, NULL); + maps__init(&maps, NULL); for (i = 0; i < ARRAY_SIZE(bpf_progs); i++) { struct map *map; @@ -74,7 +74,7 @@ int test__map_groups__merge_in(struct test *t __maybe_unused, int subtest __mayb map->start = bpf_progs[i].start; map->end = bpf_progs[i].end; - maps__insert(&mg, map); + maps__insert(&maps, map); map__put(map); } @@ -99,22 +99,22 @@ int test__map_groups__merge_in(struct test *t __maybe_unused, int subtest __mayb map_kcore3->start = 880; map_kcore3->end = 1100; - ret = maps__merge_in(&mg, map_kcore1); + ret = maps__merge_in(&maps, map_kcore1); TEST_ASSERT_VAL("failed to merge map", !ret); - ret = check_maps(merged12, ARRAY_SIZE(merged12), &mg); + ret = check_maps(merged12, ARRAY_SIZE(merged12), &maps); TEST_ASSERT_VAL("merge check failed", !ret); - ret = maps__merge_in(&mg, map_kcore2); + ret = maps__merge_in(&maps, map_kcore2); TEST_ASSERT_VAL("failed to merge map", !ret); - ret = check_maps(merged12, ARRAY_SIZE(merged12), &mg); + ret = check_maps(merged12, ARRAY_SIZE(merged12), &maps); TEST_ASSERT_VAL("merge check failed", !ret); - ret = maps__merge_in(&mg, map_kcore3); + ret = maps__merge_in(&maps, map_kcore3); TEST_ASSERT_VAL("failed to merge map", !ret); - ret = check_maps(merged3, ARRAY_SIZE(merged3), &mg); + ret = check_maps(merged3, ARRAY_SIZE(merged3), &maps); TEST_ASSERT_VAL("merge check failed", !ret); return TEST_OK; } diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c index 6032061958d2..e3b0d692d565 100644 --- a/tools/perf/tests/thread-mg-share.c +++ b/tools/perf/tests/thread-mg-share.c @@ -12,7 +12,7 @@ int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_ /* thread group */ struct thread *leader; struct thread *t1, *t2, *t3; - struct maps *mg; + struct maps *maps; /* other process */ struct thread *other, *other_leader; @@ -42,13 +42,13 @@ int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_ TEST_ASSERT_VAL("failed to create threads", leader && t1 && t2 && t3 && other); - mg = leader->maps; - TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&mg->refcnt), 4); + maps = leader->maps; + TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 4); /* test the map groups pointer is shared */ - TEST_ASSERT_VAL("map groups don't match", mg == t1->maps); - TEST_ASSERT_VAL("map groups don't match", mg == t2->maps); - TEST_ASSERT_VAL("map groups don't match", mg == t3->maps); + TEST_ASSERT_VAL("map groups don't match", maps == t1->maps); + TEST_ASSERT_VAL("map groups don't match", maps == t2->maps); + TEST_ASSERT_VAL("map groups don't match", maps == t3->maps); /* * Verify the other leader was created by previous call. @@ -77,13 +77,13 @@ int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_ /* release thread group */ thread__put(leader); - TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&mg->refcnt), 3); + TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 3); thread__put(t1); - TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&mg->refcnt), 2); + TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 2); thread__put(t2); - TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&mg->refcnt), 1); + TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 1); thread__put(t3); diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index fc3da38beef0..c5447ff516a2 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -457,11 +457,11 @@ int perf_event__process(struct perf_tool *tool __maybe_unused, struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr, struct addr_location *al) { - struct maps *mg = thread->maps; - struct machine *machine = mg->machine; + struct maps *maps = thread->maps; + struct machine *machine = maps->machine; bool load_map = false; - al->maps = mg; + al->maps = maps; al->thread = thread; al->addr = addr; al->cpumode = cpumode; @@ -474,13 +474,13 @@ struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr, if (cpumode == PERF_RECORD_MISC_KERNEL && perf_host) { al->level = 'k'; - al->maps = mg = &machine->kmaps; + al->maps = maps = &machine->kmaps; load_map = true; } else if (cpumode == PERF_RECORD_MISC_USER && perf_host) { al->level = '.'; } else if (cpumode == PERF_RECORD_MISC_GUEST_KERNEL && perf_guest) { al->level = 'g'; - al->maps = mg = &machine->kmaps; + al->maps = maps = &machine->kmaps; load_map = true; } else if (cpumode == PERF_RECORD_MISC_GUEST_USER && perf_guest) { al->level = 'u'; @@ -500,7 +500,7 @@ struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr, return NULL; } - al->map = maps__find(mg, al->addr); + al->map = maps__find(maps, al->addr); if (al->map != NULL) { /* * Kernel maps might be changed when loading symbols so loading diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index c1ae5e6f84e2..416d174d223c 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1259,10 +1259,10 @@ static bool is_kmod_dso(struct dso *dso) dso->symtab_type == DSO_BINARY_TYPE__GUEST_KMODULE; } -static int maps__set_module_path(struct maps *mg, const char *path, struct kmod_path *m) +static int maps__set_module_path(struct maps *maps, const char *path, struct kmod_path *m) { char *long_name; - struct map *map = maps__find_by_name(mg, m->name); + struct map *map = maps__find_by_name(maps, m->name); if (map == NULL) return 0; @@ -1286,7 +1286,7 @@ static int maps__set_module_path(struct maps *mg, const char *path, struct kmod_ return 0; } -static int maps__set_modules_path_dir(struct maps *mg, const char *dir_name, int depth) +static int maps__set_modules_path_dir(struct maps *maps, const char *dir_name, int depth) { struct dirent *dent; DIR *dir = opendir(dir_name); @@ -1318,7 +1318,7 @@ static int maps__set_modules_path_dir(struct maps *mg, const char *dir_name, int continue; } - ret = maps__set_modules_path_dir(mg, path, depth + 1); + ret = maps__set_modules_path_dir(maps, path, depth + 1); if (ret < 0) goto out; } else { @@ -1329,7 +1329,7 @@ static int maps__set_modules_path_dir(struct maps *mg, const char *dir_name, int goto out; if (m.kmod) - ret = maps__set_module_path(mg, path, &m); + ret = maps__set_module_path(maps, path, &m); zfree(&m.name); diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 39bfed48b7f5..fdd5bddb3075 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -512,52 +512,50 @@ u64 map__objdump_2mem(struct map *map, u64 ip) return ip + map->reloc; } -void maps__init(struct maps *mg, struct machine *machine) +void maps__init(struct maps *maps, struct machine *machine) { - mg->entries = RB_ROOT; - init_rwsem(&mg->lock); - mg->machine = machine; - mg->last_search_by_name = NULL; - mg->nr_maps = 0; - mg->maps_by_name = NULL; - refcount_set(&mg->refcnt, 1); + maps->entries = RB_ROOT; + init_rwsem(&maps->lock); + maps->machine = machine; + maps->last_search_by_name = NULL; + maps->nr_maps = 0; + maps->maps_by_name = NULL; + refcount_set(&maps->refcnt, 1); } -static void __maps__free_maps_by_name(struct maps *mg) +static void __maps__free_maps_by_name(struct maps *maps) { /* * Free everything to try to do it from the rbtree in the next search */ - zfree(&mg->maps_by_name); - mg->nr_maps_allocated = 0; + zfree(&maps->maps_by_name); + maps->nr_maps_allocated = 0; } -void maps__insert(struct maps *mg, struct map *map) +void maps__insert(struct maps *maps, struct map *map) { - struct maps *maps = mg; - down_write(&maps->lock); __maps__insert(maps, map); - ++mg->nr_maps; + ++maps->nr_maps; /* * If we already performed some search by name, then we need to add the just * inserted map and resort. */ - if (mg->maps_by_name) { - if (mg->nr_maps > mg->nr_maps_allocated) { - int nr_allocate = mg->nr_maps * 2; - struct map **maps_by_name = realloc(mg->maps_by_name, nr_allocate * sizeof(map)); + if (maps->maps_by_name) { + if (maps->nr_maps > maps->nr_maps_allocated) { + int nr_allocate = maps->nr_maps * 2; + struct map **maps_by_name = realloc(maps->maps_by_name, nr_allocate * sizeof(map)); if (maps_by_name == NULL) { __maps__free_maps_by_name(maps); return; } - mg->maps_by_name = maps_by_name; - mg->nr_maps_allocated = nr_allocate; + maps->maps_by_name = maps_by_name; + maps->nr_maps_allocated = nr_allocate; } - mg->maps_by_name[mg->nr_maps - 1] = map; + maps->maps_by_name[maps->nr_maps - 1] = map; __maps__sort_by_name(maps); } up_write(&maps->lock); @@ -569,16 +567,15 @@ static void __maps__remove(struct maps *maps, struct map *map) map__put(map); } -void maps__remove(struct maps *mg, struct map *map) +void maps__remove(struct maps *maps, struct map *map) { - struct maps *maps = mg; down_write(&maps->lock); - if (mg->last_search_by_name == map) - mg->last_search_by_name = NULL; + if (maps->last_search_by_name == map) + maps->last_search_by_name = NULL; __maps__remove(maps, map); - --mg->nr_maps; - if (mg->maps_by_name) + --maps->nr_maps; + if (maps->maps_by_name) __maps__free_maps_by_name(maps); up_write(&maps->lock); } @@ -607,30 +604,30 @@ bool maps__empty(struct maps *maps) struct maps *maps__new(struct machine *machine) { - struct maps *mg = zalloc(sizeof(*mg)), *maps = mg; + struct maps *maps = zalloc(sizeof(*maps)); - if (mg != NULL) + if (maps != NULL) maps__init(maps, machine); - return mg; + return maps; } -void maps__delete(struct maps *mg) +void maps__delete(struct maps *maps) { - maps__exit(mg); - unwind__finish_access(mg); - free(mg); + maps__exit(maps); + unwind__finish_access(maps); + free(maps); } -void maps__put(struct maps *mg) +void maps__put(struct maps *maps) { - if (mg && refcount_dec_and_test(&mg->refcnt)) - maps__delete(mg); + if (maps && refcount_dec_and_test(&maps->refcnt)) + maps__delete(maps); } -struct symbol *maps__find_symbol(struct maps *mg, u64 addr, struct map **mapp) +struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp) { - struct map *map = maps__find(mg, addr); + struct map *map = maps__find(maps, addr); /* Ensure map is loaded before using map->map_ip */ if (map != NULL && map__load(map) >= 0) { @@ -676,12 +673,12 @@ out: return sym; } -int maps__find_ams(struct maps *mg, struct addr_map_symbol *ams) +int maps__find_ams(struct maps *maps, struct addr_map_symbol *ams) { if (ams->addr < ams->ms.map->start || ams->addr >= ams->ms.map->end) { - if (mg == NULL) + if (maps == NULL) return -1; - ams->ms.map = maps__find(mg, ams->addr); + ams->ms.map = maps__find(maps, ams->addr); if (ams->ms.map == NULL) return -1; } @@ -819,7 +816,7 @@ out: */ int maps__clone(struct thread *thread, struct maps *parent) { - struct maps *mg = thread->maps; + struct maps *maps = thread->maps; int err = -ENOMEM; struct map *map; @@ -830,11 +827,11 @@ int maps__clone(struct thread *thread, struct maps *parent) if (new == NULL) goto out_unlock; - err = unwind__prepare_access(mg, new, NULL); + err = unwind__prepare_access(maps, new, NULL); if (err) goto out_unlock; - maps__insert(mg, new); + maps__insert(maps, new); map__put(new); } diff --git a/tools/perf/util/map_groups.h b/tools/perf/util/map_groups.h index 8a45994d6a97..ada2f401ebab 100644 --- a/tools/perf/util/map_groups.h +++ b/tools/perf/util/map_groups.h @@ -49,39 +49,39 @@ struct kmap { }; struct maps *maps__new(struct machine *machine); -void maps__delete(struct maps *mg); -bool maps__empty(struct maps *mg); +void maps__delete(struct maps *maps); +bool maps__empty(struct maps *maps); -static inline struct maps *maps__get(struct maps *mg) +static inline struct maps *maps__get(struct maps *maps) { - if (mg) - refcount_inc(&mg->refcnt); - return mg; + if (maps) + refcount_inc(&maps->refcnt); + return maps; } -void maps__put(struct maps *mg); -void maps__init(struct maps *mg, struct machine *machine); -void maps__exit(struct maps *mg); +void maps__put(struct maps *maps); +void maps__init(struct maps *maps, struct machine *machine); +void maps__exit(struct maps *maps); int maps__clone(struct thread *thread, struct maps *parent); -size_t maps__fprintf(struct maps *mg, FILE *fp); +size_t maps__fprintf(struct maps *maps, FILE *fp); -void maps__insert(struct maps *mg, struct map *map); +void maps__insert(struct maps *maps, struct map *map); -void maps__remove(struct maps *mg, struct map *map); +void maps__remove(struct maps *maps, struct map *map); -struct symbol *maps__find_symbol(struct maps *mg, u64 addr, struct map **mapp); -struct symbol *maps__find_symbol_by_name(struct maps *mg, const char *name, struct map **mapp); +struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp); +struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp); struct addr_map_symbol; -int maps__find_ams(struct maps *mg, struct addr_map_symbol *ams); +int maps__find_ams(struct maps *maps, struct addr_map_symbol *ams); -int maps__fixup_overlappings(struct maps *mg, struct map *map, FILE *fp); +int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp); -struct map *maps__find_by_name(struct maps *mg, const char *name); +struct map *maps__find_by_name(struct maps *maps, const char *name); int maps__merge_in(struct maps *kmaps, struct map *new_map); -void __maps__sort_by_name(struct maps *mg); +void __maps__sort_by_name(struct maps *maps); #endif // __PERF_MAP_GROUPS_H diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index c70563622508..3b379b1296f1 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -239,9 +239,8 @@ void symbols__fixup_end(struct rb_root_cached *symbols) curr->end = roundup(curr->start, 4096) + 4096; } -void maps__fixup_end(struct maps *mg) +void maps__fixup_end(struct maps *maps) { - struct maps *maps = mg; struct map *prev = NULL, *curr; down_write(&maps->lock); @@ -1771,68 +1770,67 @@ static int map__strcmp_name(const void *name, const void *b) return strcmp(name, map->dso->short_name); } -void __maps__sort_by_name(struct maps *mg) +void __maps__sort_by_name(struct maps *maps) { - qsort(mg->maps_by_name, mg->nr_maps, sizeof(struct map *), map__strcmp); + qsort(maps->maps_by_name, maps->nr_maps, sizeof(struct map *), map__strcmp); } -static int map__groups__sort_by_name_from_rbtree(struct maps *mg) +static int map__groups__sort_by_name_from_rbtree(struct maps *maps) { struct map *map; - struct map **maps_by_name = realloc(mg->maps_by_name, mg->nr_maps * sizeof(map)); + struct map **maps_by_name = realloc(maps->maps_by_name, maps->nr_maps * sizeof(map)); int i = 0; if (maps_by_name == NULL) return -1; - mg->maps_by_name = maps_by_name; - mg->nr_maps_allocated = mg->nr_maps; + maps->maps_by_name = maps_by_name; + maps->nr_maps_allocated = maps->nr_maps; - maps__for_each_entry(mg, map) + maps__for_each_entry(maps, map) maps_by_name[i++] = map; - __maps__sort_by_name(mg); + __maps__sort_by_name(maps); return 0; } -static struct map *__maps__find_by_name(struct maps *mg, const char *name) +static struct map *__maps__find_by_name(struct maps *maps, const char *name) { struct map **mapp; - if (mg->maps_by_name == NULL && - map__groups__sort_by_name_from_rbtree(mg)) + if (maps->maps_by_name == NULL && + map__groups__sort_by_name_from_rbtree(maps)) return NULL; - mapp = bsearch(name, mg->maps_by_name, mg->nr_maps, sizeof(*mapp), map__strcmp_name); + mapp = bsearch(name, maps->maps_by_name, maps->nr_maps, sizeof(*mapp), map__strcmp_name); if (mapp) return *mapp; return NULL; } -struct map *maps__find_by_name(struct maps *mg, const char *name) +struct map *maps__find_by_name(struct maps *maps, const char *name) { - struct maps *maps = mg; struct map *map; down_read(&maps->lock); - if (mg->last_search_by_name && strcmp(mg->last_search_by_name->dso->short_name, name) == 0) { - map = mg->last_search_by_name; + if (maps->last_search_by_name && strcmp(maps->last_search_by_name->dso->short_name, name) == 0) { + map = maps->last_search_by_name; goto out_unlock; } /* - * If we have mg->maps_by_name, then the name isn't in the rbtree, - * as mg->maps_by_name mirrors the rbtree when lookups by name are + * If we have maps->maps_by_name, then the name isn't in the rbtree, + * as maps->maps_by_name mirrors the rbtree when lookups by name are * made. */ - map = __maps__find_by_name(mg, name); - if (map || mg->maps_by_name != NULL) + map = __maps__find_by_name(maps, name); + if (map || maps->maps_by_name != NULL) goto out_unlock; /* Fallback to traversing the rbtree... */ maps__for_each_entry(maps, map) if (strcmp(map->dso->short_name, name) == 0) { - mg->last_search_by_name = map; + maps->last_search_by_name = map; goto out_unlock; } diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 29c4ea4c354f..93fc43db1be3 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -186,7 +186,7 @@ void __symbols__insert(struct rb_root_cached *symbols, struct symbol *sym, void symbols__insert(struct rb_root_cached *symbols, struct symbol *sym); void symbols__fixup_duplicate(struct rb_root_cached *symbols); void symbols__fixup_end(struct rb_root_cached *symbols); -void maps__fixup_end(struct maps *mg); +void maps__fixup_end(struct maps *maps); typedef int (*mapfn_t)(u64 start, u64 len, u64 pgoff, void *data); int file__read_maps(int fd, bool exe, mapfn_t mapfn, void *data, diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c index 515131e85e9c..b4649f5a0c2f 100644 --- a/tools/perf/util/unwind-libunwind-local.c +++ b/tools/perf/util/unwind-libunwind-local.c @@ -616,26 +616,26 @@ static unw_accessors_t accessors = { .get_proc_name = get_proc_name, }; -static int _unwind__prepare_access(struct maps *mg) +static int _unwind__prepare_access(struct maps *maps) { - mg->addr_space = unw_create_addr_space(&accessors, 0); - if (!mg->addr_space) { + maps->addr_space = unw_create_addr_space(&accessors, 0); + if (!maps->addr_space) { pr_err("unwind: Can't create unwind address space.\n"); return -ENOMEM; } - unw_set_caching_policy(mg->addr_space, UNW_CACHE_GLOBAL); + unw_set_caching_policy(maps->addr_space, UNW_CACHE_GLOBAL); return 0; } -static void _unwind__flush_access(struct maps *mg) +static void _unwind__flush_access(struct maps *maps) { - unw_flush_cache(mg->addr_space, 0, 0); + unw_flush_cache(maps->addr_space, 0, 0); } -static void _unwind__finish_access(struct maps *mg) +static void _unwind__finish_access(struct maps *maps) { - unw_destroy_addr_space(mg->addr_space); + unw_destroy_addr_space(maps->addr_space); } static int get_entries(struct unwind_info *ui, unwind_entry_cb_t cb, diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c index 4003ae80edba..e89a5479b361 100644 --- a/tools/perf/util/unwind-libunwind.c +++ b/tools/perf/util/unwind-libunwind.c @@ -12,12 +12,12 @@ struct unwind_libunwind_ops __weak *local_unwind_libunwind_ops; struct unwind_libunwind_ops __weak *x86_32_unwind_libunwind_ops; struct unwind_libunwind_ops __weak *arm64_unwind_libunwind_ops; -static void unwind__register_ops(struct maps *mg, struct unwind_libunwind_ops *ops) +static void unwind__register_ops(struct maps *maps, struct unwind_libunwind_ops *ops) { - mg->unwind_libunwind_ops = ops; + maps->unwind_libunwind_ops = ops; } -int unwind__prepare_access(struct maps *mg, struct map *map, bool *initialized) +int unwind__prepare_access(struct maps *maps, struct map *map, bool *initialized) { const char *arch; enum dso_type dso_type; @@ -27,7 +27,7 @@ int unwind__prepare_access(struct maps *mg, struct map *map, bool *initialized) if (!dwarf_callchain_users) return 0; - if (mg->addr_space) { + if (maps->addr_space) { pr_debug("unwind: thread map already set, dso=%s\n", map->dso->name); if (initialized) @@ -36,14 +36,14 @@ int unwind__prepare_access(struct maps *mg, struct map *map, bool *initialized) } /* env->arch is NULL for live-mode (i.e. perf top) */ - if (!mg->machine->env || !mg->machine->env->arch) + if (!maps->machine->env || !maps->machine->env->arch) goto out_register; - dso_type = dso__type(map->dso, mg->machine); + dso_type = dso__type(map->dso, maps->machine); if (dso_type == DSO__TYPE_UNKNOWN) return 0; - arch = perf_env__arch(mg->machine->env); + arch = perf_env__arch(maps->machine->env); if (!strcmp(arch, "x86")) { if (dso_type != DSO__TYPE_64BIT) @@ -58,24 +58,24 @@ int unwind__prepare_access(struct maps *mg, struct map *map, bool *initialized) return 0; } out_register: - unwind__register_ops(mg, ops); + unwind__register_ops(maps, ops); - err = mg->unwind_libunwind_ops->prepare_access(mg); + err = maps->unwind_libunwind_ops->prepare_access(maps); if (initialized) *initialized = err ? false : true; return err; } -void unwind__flush_access(struct maps *mg) +void unwind__flush_access(struct maps *maps) { - if (mg->unwind_libunwind_ops) - mg->unwind_libunwind_ops->flush_access(mg); + if (maps->unwind_libunwind_ops) + maps->unwind_libunwind_ops->flush_access(maps); } -void unwind__finish_access(struct maps *mg) +void unwind__finish_access(struct maps *maps) { - if (mg->unwind_libunwind_ops) - mg->unwind_libunwind_ops->finish_access(mg); + if (maps->unwind_libunwind_ops) + maps->unwind_libunwind_ops->finish_access(maps); } int unwind__get_entries(unwind_entry_cb_t cb, void *arg, |