From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Paul Mackerras <paulus@samba.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH] perf_event: fix variable initialization in other path
Date: Thu, 10 Dec 2009 17:08:54 +0800 [thread overview]
Message-ID: <4B20BAA6.7010609@cn.fujitsu.com> (raw)
In-Reply-To: <1260422135.4165.3.camel@twins>
fix variable initialization in other path
[Commit-ID: 21140f4d3387aa2213f1deea0128df1dbf924379 is not clean]
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
arch/x86/kernel/cpu/perf_event.c | 4 ++++
kernel/perf_event.c | 1 +
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index d35f260..1342f23 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1632,6 +1632,7 @@ static void intel_pmu_drain_bts_buffer(struct cpu_hw_events *cpuc)
data.period = event->hw.last_period;
data.addr = 0;
+ data.raw = NULL;
regs.ip = 0;
/*
@@ -1749,6 +1750,7 @@ static int p6_pmu_handle_irq(struct pt_regs *regs)
u64 val;
data.addr = 0;
+ data.raw = NULL;
cpuc = &__get_cpu_var(cpu_hw_events);
@@ -1794,6 +1796,7 @@ static int intel_pmu_handle_irq(struct pt_regs *regs)
u64 ack, status;
data.addr = 0;
+ data.raw = NULL;
cpuc = &__get_cpu_var(cpu_hw_events);
@@ -1857,6 +1860,7 @@ static int amd_pmu_handle_irq(struct pt_regs *regs)
u64 val;
data.addr = 0;
+ data.raw = NULL;
cpuc = &__get_cpu_var(cpu_hw_events);
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 41c2dde..6e2888d 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -4299,6 +4299,7 @@ void perf_bp_event(struct perf_event *bp, void *data)
struct perf_sample_data sample;
struct pt_regs *regs = data;
+ sample.raw = NULL;
sample.addr = bp->attr.bp_addr;
if (!perf_exclude_event(bp, regs))
--
1.6.1.2
next prev parent reply other threads:[~2009-12-10 9:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-10 4:14 [PATCH] perf_event: fix perf_swevent_hrtimer() Xiao Guangrong
2009-12-10 5:15 ` Peter Zijlstra
2009-12-10 5:24 ` Xiao Guangrong
2009-12-10 6:00 ` [PATCH v2] " Xiao Guangrong
2009-12-10 6:18 ` [tip:perf/urgent] perf_event: Fix perf_swevent_hrtimer() variable initialization tip-bot for Xiao Guangrong
2009-12-10 9:08 ` Xiao Guangrong [this message]
2009-12-10 16:24 ` [tip:perf/urgent] perf_event: Fix variable initialization in other codepaths tip-bot for Xiao Guangrong
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