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/openbmc/linux/tools/perf/arch/x86/tests/ |
H A D | dwarf-unwind.c | diff 0fb0d615f310410502f7eac3b241374fbe8d9be8 Sat May 30 03:20:15 CDT 2020 Ian Rogers <irogers@google.com> perf test: Initialize memory in dwarf-unwind
Avoid a false positive caused by assembly code in arch/x86.
In tests, zero the perf_event to avoid uninitialized memory uses.
Warnings were caught using clang with -fsanitize=memory.
Signed-off-by: Ian Rogers <irogers@google.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Quentin Monnet <quentin@isovalent.com> Cc: Stephane Eranian <eranian@google.com> Cc: clang-built-linux@googlegroups.com Link: http://lore.kernel.org/lkml/20200530082015.39162-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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/openbmc/linux/tools/perf/tests/ |
H A D | dwarf-unwind.c | diff 0fb0d615f310410502f7eac3b241374fbe8d9be8 Sat May 30 03:20:15 CDT 2020 Ian Rogers <irogers@google.com> perf test: Initialize memory in dwarf-unwind
Avoid a false positive caused by assembly code in arch/x86.
In tests, zero the perf_event to avoid uninitialized memory uses.
Warnings were caught using clang with -fsanitize=memory.
Signed-off-by: Ian Rogers <irogers@google.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Quentin Monnet <quentin@isovalent.com> Cc: Stephane Eranian <eranian@google.com> Cc: clang-built-linux@googlegroups.com Link: http://lore.kernel.org/lkml/20200530082015.39162-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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