linux-kernel - [PATCH v3 54/71] perf, ARC: Enable building perf tools for ARC

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Message-ID: <1359025589-22277-35-git-send-email-vgupta@synopsys.com>
Date:	Thu, 24 Jan 2013 16:36:18 +0530
From:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
To:	<linux-arch@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:	<arnd@...db.de>, Vineet Gupta <Vineet.Gupta1@...opsys.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: [PATCH v3 54/71] perf, ARC: Enable building perf tools for ARC

Although with uClibc there's more we need to do

Signed-off-by: Vineet Gupta <vgupta@...opsys.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
---
 tools/perf/perf.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 2c340e7..8a68ad3 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -98,6 +98,12 @@ void get_term_dimensions(struct winsize *ws);
 #define CPUINFO_PROC	"cpu model"
 #endif
 
+#ifdef __arc__
+#define rmb()		asm volatile("" ::: "memory")
+#define cpu_relax()	rmb()
+#define CPUINFO_PROC	"Processor"
+#endif
+
 #include <time.h>
 #include <unistd.h>
 #include <sys/types.h>
-- 
1.7.4.1

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