diff options
Diffstat (limited to 'tools/perf/util/srcline.c')
| -rw-r--r-- | tools/perf/util/srcline.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c index fc08248f08ca..b4db3f48e3b0 100644 --- a/tools/perf/util/srcline.c +++ b/tools/perf/util/srcline.c @@ -149,8 +149,11 @@ static void addr2line_cleanup(struct a2l_data *a2l) free(a2l); } +#define MAX_INLINE_NEST 1024 + static int addr2line(const char *dso_name, u64 addr, - char **file, unsigned int *line, struct dso *dso) + char **file, unsigned int *line, struct dso *dso, + bool unwind_inlines) { int ret = 0; struct a2l_data *a2l = dso->a2l; @@ -170,6 +173,15 @@ static int addr2line(const char *dso_name, u64 addr, bfd_map_over_sections(a2l->abfd, find_address_in_section, a2l); + if (a2l->found && unwind_inlines) { + int cnt = 0; + + while (bfd_find_inliner_info(a2l->abfd, &a2l->filename, + &a2l->funcname, &a2l->line) && + cnt++ < MAX_INLINE_NEST) + ; + } + if (a2l->found && a2l->filename) { *file = strdup(a2l->filename); *line = a2l->line; @@ -197,7 +209,8 @@ void dso__free_a2l(struct dso *dso) static int addr2line(const char *dso_name, u64 addr, char **file, unsigned int *line_nr, - struct dso *dso __maybe_unused) + struct dso *dso __maybe_unused, + bool unwind_inlines __maybe_unused) { FILE *fp; char cmd[PATH_MAX]; @@ -254,8 +267,8 @@ void dso__free_a2l(struct dso *dso __maybe_unused) */ #define A2L_FAIL_LIMIT 123 -char *get_srcline(struct dso *dso, u64 addr, struct symbol *sym, - bool show_sym) +char *__get_srcline(struct dso *dso, u64 addr, struct symbol *sym, + bool show_sym, bool unwind_inlines) { char *file = NULL; unsigned line = 0; @@ -276,7 +289,7 @@ char *get_srcline(struct dso *dso, u64 addr, struct symbol *sym, if (!strncmp(dso_name, "/tmp/perf-", 10)) goto out; - if (!addr2line(dso_name, addr, &file, &line, dso)) + if (!addr2line(dso_name, addr, &file, &line, dso, unwind_inlines)) goto out; if (asprintf(&srcline, "%s:%u", @@ -310,3 +323,9 @@ void free_srcline(char *srcline) if (srcline && strcmp(srcline, SRCLINE_UNKNOWN) != 0) free(srcline); } + +char *get_srcline(struct dso *dso, u64 addr, struct symbol *sym, + bool show_sym) +{ + return __get_srcline(dso, addr, sym, show_sym, false); +} |