Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 07/16] perf tools: Do not report zero address in unwind | Date | Tue, 7 Jan 2014 13:47:24 +0100 |
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We are not interested in zero addresses in callchain, do not report them.
Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: David Ahern <dsahern@gmail.com> Cc: Jean Pihet <jean.pihet@linaro.org> --- tools/perf/util/unwind.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/unwind.c b/tools/perf/util/unwind.c index 87509d8..057d4cc 100644 --- a/tools/perf/util/unwind.c +++ b/tools/perf/util/unwind.c @@ -579,7 +579,7 @@ static int get_entries(struct unwind_info *ui, unwind_entry_cb_t cb, unw_word_t ip; unw_get_reg(&c, UNW_REG_IP, &ip); - ret = entry(ip, ui->thread, ui->machine, cb, arg); + ret = ip ? entry(ip, ui->thread, ui->machine, cb, arg) : 0; } unw_destroy_addr_space(addr_space); -- 1.8.3.1
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