From 2b51c71be59960a5b5b36fd4b151002d51166faa Mon Sep 17 00:00:00 2001
From: Yonatan Goldschmidt <yonatan.goldschmidt@granulate.io>
Date: Thu, 5 Nov 2020 03:54:18 +0200
Subject: perf namespaces: Add 'in_pidns' to nsinfo struct

Provides an accurate mean to determine if the owner thread is in a
different PID namespace.

Signed-off-by: Yonatan Goldschmidt <yonatan.goldschmidt@granulate.io>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: https://lore.kernel.org/r/20201105015418.1725218-1-yonatan.goldschmidt@granulate.io
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/namespaces.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'tools/perf/util/namespaces.h')

diff --git a/tools/perf/util/namespaces.h b/tools/perf/util/namespaces.h
index 4b33f684eddd..1cc8637cf885 100644
--- a/tools/perf/util/namespaces.h
+++ b/tools/perf/util/namespaces.h
@@ -33,6 +33,7 @@ struct nsinfo {
 	pid_t			tgid;
 	pid_t			nstgid;
 	bool			need_setns;
+	bool			in_pidns;
 	char			*mntns_path;
 	refcount_t		refcnt;
 };
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