Messages in this thread Patch in this message | | | From | David Ahern <> | Subject | [PATCH 08/11] perf tool: precise mode requires exclude_guest | Date | Fri, 20 Jul 2012 17:25:53 -0600 |
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PEBS cannot be used with guest mode. If user adds :p modifier set exclude_guest as well.
Signed-off-by: David Ahern <dsahern@gmail.com> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Gleb Natapov <gleb@redhat.com> Link: https://lkml.org/lkml/2012/7/9/264 --- tools/perf/util/parse-events.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 1aa721d..f34629b 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -653,6 +653,9 @@ int parse_events_modifier(struct list_head *list, char *str) eH = 0; } else if (*str == 'p') { precise++; + /* use of precise requires exclude_guest */ + if (!exclude_GH) + eG = 1; } else break; -- 1.7.10.1
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