perf evsel: Allow passing a left alignment when printing a symbol

For callchains, etc where we want it to align just below the syscall
name, for instance, in 'perf trace'

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-uk9ekchd67651c625ltaur5y@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2016-04-11 10:53:51 -03:00
parent 6186de9a49
commit db3617f362
3 changed files with 8 additions and 4 deletions

View file

@ -579,7 +579,7 @@ static void print_sample_bts(struct perf_sample *sample,
print_opts &= ~PRINT_IP_OPT_SRCLINE;
}
}
perf_evsel__print_ip(evsel, sample, al, print_opts,
perf_evsel__print_ip(evsel, sample, al, 0, print_opts,
scripting_max_stack, stdout);
}
@ -788,7 +788,7 @@ static void process_event(struct perf_script *script,
else
printf("\n");
perf_evsel__print_ip(evsel, sample, al,
perf_evsel__print_ip(evsel, sample, al, 0,
output[attr->type].print_ip_opts,
scripting_max_stack, stdout);
}

View file

@ -1954,7 +1954,7 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
}
void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
struct addr_location *al,
struct addr_location *al, int left_alignment,
unsigned int print_opts, unsigned int stack_depth,
FILE *fp)
{
@ -1992,6 +1992,8 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
if (node->sym && node->sym->ignore)
goto next;
fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
if (print_ip)
fprintf(fp, "%c%16" PRIx64, s, node->ip);
@ -2032,6 +2034,8 @@ next:
if (al->sym && al->sym->ignore)
return;
fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
if (print_ip)
fprintf(fp, "%16" PRIx64, sample->ip);

View file

@ -105,7 +105,7 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
unsigned int type);
void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
struct addr_location *al,
struct addr_location *al, int left_alignment,
unsigned int print_opts, unsigned int stack_depth,
FILE *fp);