Messages in this thread Patch in this message | | | Date | Thu, 22 Oct 2015 02:23:19 -0700 | From | tip-bot for Arnaldo Carvalho de Melo <> | Subject | [tip:perf/core] perf annotate: Add debug message for out of bounds sample |
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Commit-ID: e3d006ce8180a0c025ce66bdc89bbc125f85be57 Gitweb: http://git.kernel.org/tip/e3d006ce8180a0c025ce66bdc89bbc125f85be57 Author: Arnaldo Carvalho de Melo <acme@redhat.com> AuthorDate: Wed, 21 Oct 2015 15:45:13 -0300 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Wed, 21 Oct 2015 18:12:37 -0300
perf annotate: Add debug message for out of bounds sample
Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-q0lde9ajs84oi38nlyjcqbwg@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/annotate.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index d1eece7..0fc8d7a 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -548,8 +548,11 @@ static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map, pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr)); - if (addr < sym->start || addr >= sym->end) + if (addr < sym->start || addr >= sym->end) { + pr_debug("%s(%d): ERANGE! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 "\n", + __func__, __LINE__, sym->name, sym->start, addr, sym->end); return -ERANGE; + } offset = addr - sym->start; h = annotation__histogram(notes, evidx);
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