linux-kernel - [PATCH 14/35] perf tools: Use sample->machine

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Message-Id: <20220711093218.10967-15-adrian.hunter@intel.com>
Date:   Mon, 11 Jul 2022 12:31:57 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Andi Kleen <ak@...ux.intel.com>, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org
Subject: [PATCH 14/35] perf tools: Use sample->machine_pid to find guest machine

If machine_pid is set, use it to find the guest machine.

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
---
 tools/perf/util/session.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 91a091c35945..f3e9fa557bc9 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1418,7 +1418,9 @@ static struct machine *machines__find_for_cpumode(struct machines *machines,
 	     (sample->cpumode == PERF_RECORD_MISC_GUEST_USER))) {
 		u32 pid;
 
-		if (event->header.type == PERF_RECORD_MMAP
+		if (sample->machine_pid)
+			pid = sample->machine_pid;
+		else if (event->header.type == PERF_RECORD_MMAP
 		    || event->header.type == PERF_RECORD_MMAP2)
 			pid = event->mmap.pid;
 		else
-- 
2.25.1