diff options
| author |   Andi Kleen <ak@linux.intel.com> | 2014-11-12 18:05:23 -0800 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-11-19 12:33:47 -0300 |
| commit | 2989ccaac48f8c3da7f77101bbf98e0ea8773d83 (patch) | |
| tree | c0484d0ac42808cd690432c4425f556be28b4383 /tools/perf/util/callchain.c | |
| parent | perf callchain: Use al.addr to set up call chain (diff) | |
| download | linux-dev-2989ccaac48f8c3da7f77101bbf98e0ea8773d83.tar.xz linux-dev-2989ccaac48f8c3da7f77101bbf98e0ea8773d83.zip | |
perf callchain: Use a common function to resolve symbol or name
Refactor the duplicated code to resolve the symbol name or
the address of a symbol into a single function.
Used in next patch to add common functionality.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1415844328-4884-6-git-send-email-andi@firstfloor.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/callchain.c')
| -rw-r--r-- | tools/perf/util/callchain.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 00229809a904..38da69c8c1ff 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -808,3 +808,22 @@ int fill_callchain_info(struct addr_location *al, struct callchain_cursor_node * out: return 1; } + +char *callchain_list__sym_name(struct callchain_list *cl, + char *bf, size_t bfsize, bool show_dso) +{ + int printed; + + if (cl->ms.sym) { + printed = scnprintf(bf, bfsize, "%s", cl->ms.sym->name); + } else + printed = scnprintf(bf, bfsize, "%#" PRIx64, cl->ip); + + if (show_dso) + scnprintf(bf + printed, bfsize - printed, " %s", + cl->ms.map ? + cl->ms.map->dso->short_name : + "unknown"); + + return bf; +} |