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Message-id: <200801291343.21239.yinghai.lu@sun.com>
Date: Tue, 29 Jan 2008 13:43:20 -0800
From: Yinghai Lu <Yinghai.Lu@....COM>
To: Ingo Molnar <mingo@...e.hu>
Cc: Mike Travis <travis@....com>, Christoph Lameter <clameter@....com>,
linux-kernel@...r.kernel.org
Subject: [PATCH] x86_64: fix nodemap_size according to nodeid bits
[PATCH] x86_64: fix nodemap_size according to nodeid bits
memnode.map is s16 array because of nodeid is 16 bit now.
so need to increase the nodemap_size according to that bits.
Signed-off-by: Yinghai Lu <yinghai.lu@....com>
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index f0e5cab..dc3b1f7 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -92,7 +92,7 @@ static int __init allocate_cachealigned_memnodemap(void)
pad = L1_CACHE_BYTES - 1;
pad_addr = 0x8000;
- nodemap_size = pad + memnodemapsize;
+ nodemap_size = pad + sizeof(s16) * memnodemapsize;
nodemap_addr = find_e820_area(pad_addr, end_pfn<<PAGE_SHIFT,
nodemap_size);
if (nodemap_addr == -1UL) {
--
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