Messages in this thread Patch in this message | | | From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 13/30] perf report: Ignore kptr_restrict when not sampling the kernel | Date | Tue, 28 Nov 2017 12:02:03 -0300 |
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From: Arnaldo Carvalho de Melo <acme@redhat.com>
If none of the evsels has attr.exclude_kernel set to zero, no kernel samples, so no point in warning the user about problems in processing kernel samples, as there will be none.
Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-7dn926v3at8txxkky92aesz2@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-report.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 1394cd8d96f7..af5dd038195e 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -441,6 +441,9 @@ static void report__warn_kptr_restrict(const struct report *rep) struct map *kernel_map = machine__kernel_map(&rep->session->machines.host); struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL; + if (perf_evlist__exclude_kernel(rep->session->evlist)) + return; + if (kernel_map == NULL || (kernel_map->dso->hit && (kernel_kmap->ref_reloc_sym == NULL || -- 2.13.6
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