From: Denis Cheng <crquan@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: the memset operation on a automatic array variable can be removed by data Initialization
Date: Mon, 18 Jun 2007 00:43:44 -0700 (PDT) [thread overview]
Message-ID: <467637b0.16be600a.377c.ffff8c04@mx.google.com> (raw)
Signed-Off-By: Denis Cheng <crquan@gmail.com>
--- arch/x86_64/mm/init.c 2007-06-07 10:08:04.000000000 +0800
+++ /tmp/init.c 2007-06-18 14:43:15.000000000 +0800
@@ -406,8 +406,7 @@ void __cpuinit zap_low_mappings(int cpu)
#ifndef CONFIG_NUMA
void __init paging_init(void)
{
- unsigned long max_zone_pfns[MAX_NR_ZONES];
- memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
+ unsigned long max_zone_pfns[MAX_NR_ZONES] = { 0, };
max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
max_zone_pfns[ZONE_NORMAL] = end_pfn;
next reply other threads:[~2007-06-18 7:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-18 7:43 Denis Cheng [this message]
2007-06-18 11:42 ` the memset operation on a automatic array variable can be removed by data Initialization Jan Engelhardt
2007-06-18 7:47 Denis Cheng
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