[PATCH 39/49] perf tools: Use machine->pid for tgid if machine is guest.
From: Dongsheng Yang When we synthesize an comm event, if machine is guest, we should use the pid of machine as the event->comm.pid, rather than tgid of thread. Signed-off-by: Dongsheng Yang Cc: David Ahern Cc: Ingo Molnar Cc: Jiri Olsa Cc: Namhyung Kim Link: http://lkml.kernel.org/r/22455abe107c618a361e7b667ad0f098f7c9b4a3.1387572416.git.yangds.f...@cn.fujitsu.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/event.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 07c07833de53..2905771a1f49 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -106,8 +106,12 @@ static pid_t perf_event__synthesize_comm(struct perf_tool *tool, memset(>comm, 0, sizeof(event->comm)); - tgid = perf_event__get_comm_tgid(pid, event->comm.comm, -sizeof(event->comm.comm)); + if (machine__is_host(machine)) + tgid = perf_event__get_comm_tgid(pid, event->comm.comm, +sizeof(event->comm.comm)); + else + tgid = machine->pid; + if (tgid < 0) goto out; -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 39/49] perf tools: Use machine-pid for tgid if machine is guest.
From: Dongsheng Yang yangds.f...@cn.fujitsu.com When we synthesize an comm event, if machine is guest, we should use the pid of machine as the event-comm.pid, rather than tgid of thread. Signed-off-by: Dongsheng Yang yangds.f...@cn.fujitsu.com Cc: David Ahern dsah...@gmail.com Cc: Ingo Molnar mi...@kernel.org Cc: Jiri Olsa jo...@redhat.com Cc: Namhyung Kim namhyung@lge.com Link: http://lkml.kernel.org/r/22455abe107c618a361e7b667ad0f098f7c9b4a3.1387572416.git.yangds.f...@cn.fujitsu.com Signed-off-by: Arnaldo Carvalho de Melo a...@redhat.com --- tools/perf/util/event.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 07c07833de53..2905771a1f49 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -106,8 +106,12 @@ static pid_t perf_event__synthesize_comm(struct perf_tool *tool, memset(event-comm, 0, sizeof(event-comm)); - tgid = perf_event__get_comm_tgid(pid, event-comm.comm, -sizeof(event-comm.comm)); + if (machine__is_host(machine)) + tgid = perf_event__get_comm_tgid(pid, event-comm.comm, +sizeof(event-comm.comm)); + else + tgid = machine-pid; + if (tgid 0) goto out; -- 1.8.1.4 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
