linux-kernel - [PATCH 3/5] perf: Remove 'extern' on hw_perf_event

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Message-Id: <1285583997-1262-4-git-send-email-namhyung@gmail.com>
Date:	Mon, 27 Sep 2010 19:39:55 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 3/5] perf: Remove 'extern' on hw_perf_event_init() definition

Using 'extern' keyword on function definition has no meaning and
sparse complains about it:

 kernel/perf_event.c:78:32: warning: function 'hw_perf_event_init' with external linkage has definition

Signed-off-by: Namhyung Kim <namhyung@...il.com>
---
 kernel/perf_event.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index bd5d750..fd26451 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -75,7 +75,7 @@ static DEFINE_SPINLOCK(perf_resource_lock);
 /*
  * Architecture provided APIs - weak aliases:
  */
-extern __weak const struct pmu *hw_perf_event_init(struct perf_event *event)
+__weak const struct pmu *hw_perf_event_init(struct perf_event *event)
 {
 	return NULL;
 }
-- 
1.7.2.2

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