linux-kernel - [RFC][PATCH 8/9] perf: sparc, convert to new API pmu->init

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Date:	Mon, 10 May 2010 17:28:53 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	"eranian@...il.com" <eranian@...il.com>,
	"Gary.Mohr@...l.com" <Gary.Mohr@...l.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	"arjan@...ux.intel.com" <arjan@...ux.intel.com>,
	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>,
	Paul Mackerras <paulus@...ba.org>,
	"David S. Miller" <davem@...emloft.net>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Paul Mundt <lethal@...ux-sh.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: [RFC][PATCH 8/9] perf: sparc, convert to new API pmu->init_event

perf: sparc, convert to new API pmu->init_event

Signed-off-by: Lin Ming <ming.m.lin@...el.com>
---
 arch/sparc/kernel/perf_event.c |   19 ++++++++++---------
 1 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index a163f55..ef7fafc 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -1128,22 +1128,21 @@ static int __hw_perf_event_init(struct perf_event *event)
 	return 0;
 }
 
+static int sparc_pmu_init_event(struct perf_event *event)
+{
+	int err = __hw_perf_event_init(event);
+
+	return err;
+}
+
 static struct pmu pmu = {
 	.enable		= sparc_pmu_enable,
 	.disable	= sparc_pmu_disable,
 	.read		= sparc_pmu_read,
 	.unthrottle	= sparc_pmu_unthrottle,
+	.init_event	= sparc_pmu_init_event,
 };
 
-struct pmu *hw_perf_event_init(struct perf_event *event)
-{
-	int err = __hw_perf_event_init(event);
-
-	if (err)
-		return ERR_PTR(err);
-	return &pmu;
-}
-
 void perf_event_print_debug(void)
 {
 	unsigned long flags;
@@ -1264,6 +1263,8 @@ void __init init_hw_perf_events(void)
 	perf_max_events = 2;
 
 	register_die_notifier(&perf_event_nmi_notifier);
+
+	perf_event_register_pmu(&pmu);
 }
 
 static inline void callchain_store(struct perf_callchain_entry *entry, u64 ip)


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