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| author | David Ahern <dsahern@gmail.com> | 2013-07-28 09:14:34 -0600 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-08-07 17:35:24 -0300 |
| commit | 251f426fddd9217ce6e4478653d3ee33df518030 (patch) | |
| tree | caa154b450eb277dc1c634cd65c820509c653dac /tools/perf/util/session.c | |
| parent | a9f93f97424c64f8d5d94b653a2133e491498680 (diff) | |
| download | lwn-251f426fddd9217ce6e4478653d3ee33df518030.tar.gz lwn-251f426fddd9217ce6e4478653d3ee33df518030.zip | |
perf evsel: Actually show symbol offset in stack trace when requested
Symbol offset is one of the fields that can be requested in perf-script.
Currently you do not get that data when requested. e.g.,
perf script -f comm,tid,pid,time,cpu,sym,symoff,ip
...
gcc 6201/6201 [006] 762250.617897:
ffffffff81090d95 update_curr
ffffffff810911b8 dequeue_entity
ffffffff81091825 dequeue_task_fair
ffffffff81087163 dequeue_task
ffffffff81087c03 deactivate_task
...
With this patch you get the offset:
...
gcc 6201/6201 [006] 762250.617897:
ffffffff81090d95 update_curr+0x1c5
ffffffff810911b8 dequeue_entity+0x28
ffffffff81091825 dequeue_task_fair+0x45
ffffffff81087163 dequeue_task+0x93
ffffffff81087c03 deactivate_task+0x23
...
Signed-off-by: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1375024474-45726-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/session.c')
| -rw-r--r-- | tools/perf/util/session.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 9247d9c2f5e3..a0ce5a46abbe 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1519,8 +1519,13 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, printf("\t%16" PRIx64, node->ip); if (print_sym) { printf(" "); - symbol__fprintf_symname(node->sym, stdout); + if (print_symoffset) { + al.addr = node->ip; + symbol__fprintf_symname_offs(node->sym, &al, stdout); + } else + symbol__fprintf_symname(node->sym, stdout); } + if (print_dso) { printf(" ("); map__fprintf_dsoname(node->map, stdout); |