linux-kernel - [PATCH 3.2 096/131] MIPS: perf: Fix build error caused by unused counters_per_cpu_to

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Date:	Thu, 11 Sep 2014 13:32:13 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:	akpm@...ux-foundation.org, linux-mips@...ux-mips.org,
	"Florian Fainelli" <florian@...nwrt.org>, david.daney@...ium.com,
	"Ralf Baechle" <ralf@...ux-mips.org>
Subject: [PATCH 3.2 096/131] MIPS: perf: Fix build error caused by unused
 counters_per_cpu_to_total()

3.2.63-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Florian Fainelli <florian@...nwrt.org>

commit 6c37c9580409af7dc664bb6af0a85d540d63aeea upstream.

cc1: warnings being treated as errors
arch/mips/kernel/perf_event_mipsxx.c:166: error: 'counters_per_cpu_to_total' defined but not used
make[2]: *** [arch/mips/kernel/perf_event_mipsxx.o] Error 1
make[2]: *** Waiting for unfinished jobs....

It was first introduced by 82091564cfd7ab8def42777a9c662dbf655c5d25 [MIPS:
perf: Add support for 64-bit perf counters.] in 3.2.

Signed-off-by: Florian Fainelli <florian@...nwrt.org>
Cc: linux-mips@...ux-mips.org
Cc: david.daney@...ium.com
Patchwork: https://patchwork.linux-mips.org/patch/3357/
Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 arch/mips/kernel/perf_event_mipsxx.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index f29099b..eb5e394 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -162,11 +162,6 @@ static unsigned int counters_total_to_per_cpu(unsigned int counters)
 	return counters >> vpe_shift();
 }
 
-static unsigned int counters_per_cpu_to_total(unsigned int counters)
-{
-	return counters << vpe_shift();
-}
-
 #else /* !CONFIG_MIPS_MT_SMP */
 #define vpe_id()	0
 

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