| Date | Sat, 3 Oct 2015 00:49:59 -0700 | From | tip-bot for Adrian Hunter <> | Subject | [tip:perf/core] perf callchain: Allow for max_stack greater than PERF_MAX_STACK_DEPTH |
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Commit-ID: 0edd453368c6b9cdb756bde2b6675bb0d5d0eb0a Gitweb: http://git.kernel.org/tip/0edd453368c6b9cdb756bde2b6675bb0d5d0eb0a Author: Adrian Hunter <adrian.hunter@intel.com> AuthorDate: Fri, 25 Sep 2015 16:15:48 +0300 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Thu, 1 Oct 2015 09:56:06 -0300
perf callchain: Allow for max_stack greater than PERF_MAX_STACK_DEPTH
Adjust the validation to allow for max_stack greater than PERF_MAX_STACK_DEPTH.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1443186956-18718-18-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/machine.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 76fe167..5ef90be 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1831,7 +1831,7 @@ static int thread__resolve_callchain_sample(struct thread *thread, } check_calls: - if (chain->nr > PERF_MAX_STACK_DEPTH) { + if (chain->nr > PERF_MAX_STACK_DEPTH && (int)chain->nr > max_stack) { pr_warning("corrupted callchain. skipping...\n"); return 0; }
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