diff options
Diffstat (limited to 'tools/perf/util/dso.c')
| -rw-r--r-- | tools/perf/util/dso.c | 52 |
1 files changed, 38 insertions, 14 deletions
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c index 5ec9e89..ff0204a 100644 --- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -889,8 +889,8 @@ struct dso *machine__findnew_kernel(struct machine *machine, const char *name, * Either one of the dso or name parameter must be non-NULL or the * function will not work. */ -static struct dso *dso__findlink_by_longname(struct rb_root *root, - struct dso *dso, const char *name) +static struct dso *__dso__findlink_by_longname(struct rb_root *root, + struct dso *dso, const char *name) { struct rb_node **p = &root->rb_node; struct rb_node *parent = NULL; @@ -937,10 +937,10 @@ static struct dso *dso__findlink_by_longname(struct rb_root *root, return NULL; } -static inline struct dso * -dso__find_by_longname(const struct rb_root *root, const char *name) +static inline struct dso *__dso__find_by_longname(struct rb_root *root, + const char *name) { - return dso__findlink_by_longname((struct rb_root *)root, NULL, name); + return __dso__findlink_by_longname(root, NULL, name); } void dso__set_long_name(struct dso *dso, const char *name, bool name_allocated) @@ -1149,14 +1149,20 @@ bool __dsos__read_build_ids(struct list_head *head, bool with_hits) return have_build_id; } -void dsos__add(struct dsos *dsos, struct dso *dso) +void __dsos__add(struct dsos *dsos, struct dso *dso) { list_add_tail(&dso->node, &dsos->head); - dso__findlink_by_longname(&dsos->root, dso, NULL); + __dso__findlink_by_longname(&dsos->root, dso, NULL); +} + +void dsos__add(struct dsos *dsos, struct dso *dso) +{ + pthread_rwlock_wrlock(&dsos->lock); + __dsos__add(dsos, dso); + pthread_rwlock_unlock(&dsos->lock); } -struct dso *dsos__find(const struct dsos *dsos, const char *name, - bool cmp_short) +struct dso *__dsos__find(struct dsos *dsos, const char *name, bool cmp_short) { struct dso *pos; @@ -1166,15 +1172,24 @@ struct dso *dsos__find(const struct dsos *dsos, const char *name, return pos; return NULL; } - return dso__find_by_longname(&dsos->root, name); + return __dso__find_by_longname(&dsos->root, name); } -struct dso *dsos__addnew(struct dsos *dsos, const char *name) +struct dso *dsos__find(struct dsos *dsos, const char *name, bool cmp_short) +{ + struct dso *dso; + pthread_rwlock_rdlock(&dsos->lock); + dso = __dsos__find(dsos, name, cmp_short); + pthread_rwlock_unlock(&dsos->lock); + return dso; +} + +struct dso *__dsos__addnew(struct dsos *dsos, const char *name) { struct dso *dso = dso__new(name); if (dso != NULL) { - dsos__add(dsos, dso); + __dsos__add(dsos, dso); dso__set_basename(dso); } return dso; @@ -1182,9 +1197,18 @@ struct dso *dsos__addnew(struct dsos *dsos, const char *name) struct dso *__dsos__findnew(struct dsos *dsos, const char *name) { - struct dso *dso = dsos__find(dsos, name, false); + struct dso *dso = __dsos__find(dsos, name, false); + + return dso ? dso : __dsos__addnew(dsos, name); +} - return dso ? dso : dsos__addnew(dsos, name); +struct dso *dsos__findnew(struct dsos *dsos, const char *name) +{ + struct dso *dso; + pthread_rwlock_wrlock(&dsos->lock); + dso = __dsos__findnew(dsos, name); + pthread_rwlock_unlock(&dsos->lock); + return dso; } size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp, |
