[PATCH 38/49] perf tools: Set event->header.misc to PERF_RECORD_MISC_GUEST_USER if machine is guest.

From: Arnaldo Carvalho de Melo
Date: Fri Dec 27 2013 - 15:48:09 EST

From: Dongsheng Yang <yangds.fnst@xxxxxxxxxxxxxx>

When we synthesize the mmap events of user space, if machine is guest,
we should set the event->header.misc to PERF_RECORD_MISC_GUEST_USER,

Signed-off-by: Dongsheng Yang <yangds.fnst@xxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung.kim@xxxxxxx>
Link: http://lkml.kernel.org/r/e6f8ff6505d2db8a4b21bff8e448bb9be0bcff35.1387572416.git.yangds.fnst@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
tools/perf/util/event.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index a61726ea01a9..07c07833de53 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -220,7 +220,10 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool,
* Just like the kernel, see __perf_event_mmap in kernel/perf_event.c
- event->header.misc = PERF_RECORD_MISC_USER;
+ if (machine__is_host(machine))
+ event->header.misc = PERF_RECORD_MISC_USER;
+ else
+ event->header.misc = PERF_RECORD_MISC_GUEST_USER;

if (prot[2] != 'x') {
if (!mmap_data || prot[0] != 'r')

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