linux-kernel - [PATCH 10/10] perf tools: Move ACCESS

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Date:	Mon,  5 May 2014 14:33:39 +0200
From:	Jiri Olsa <jolsa@...nel.org>
To:	linux-kernel@...r.kernel.org
Cc:	Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: [PATCH 10/10] perf tools: Move ACCESS_ONCE from perf.h header

Into util/evlist.h header as it's the only user
of this define.

Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/perf.h        | 2 --
 tools/perf/util/evlist.h | 2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 813571b..510c65f 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -14,8 +14,6 @@ void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
 #define HAVE_ATTR_TEST
 #include "perf-sys.h"
 
-#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
-
 #ifndef NSEC_PER_SEC
 # define NSEC_PER_SEC			1000000000ULL
 #endif
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index f5173cd..fa77cd7 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -17,6 +17,8 @@ struct record_opts;
 #define PERF_EVLIST__HLIST_BITS 8
 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
 
+#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
+
 struct perf_mmap {
 	void		 *base;
 	int		 mask;
-- 
1.8.3.1

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