Messages in this thread Patch in this message | | | Date | Sun, 12 Jan 2014 10:37:13 -0800 | From | tip-bot for Dongsheng Yang <> | Subject | [tip:perf/core] perf tools: Set event-> header.misc to PERF_RECORD_MISC_GUEST_USER if machine is guest. |
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Commit-ID: 73547aacdcd45cdf8b53245ded9593d7c587501a Gitweb: http://git.kernel.org/tip/73547aacdcd45cdf8b53245ded9593d7c587501a Author: Dongsheng Yang <yangds.fnst@cn.fujitsu.com> AuthorDate: Fri, 20 Dec 2013 15:52:58 -0500 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 23 Dec 2013 16:49:50 -0300
perf tools: Set event->header.misc to PERF_RECORD_MISC_GUEST_USER if machine is guest.
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, rather than PERF_RECORD_MISC_USER.
Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Link: http://lkml.kernel.org/r/e6f8ff6505d2db8a4b21bff8e448bb9be0bcff35.1387572416.git.yangds.fnst@cn.fujitsu.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- 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 a61726e..07c0783 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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