linux-kernel - [PATCH] x86: fix fail with 64g above system with numa32

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Message-Id: <200806061854.26421.yhlu.kernel@gmail.com>
Date:	Fri, 6 Jun 2008 18:54:26 -0700
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: fix fail with 64g above system with numa32


Signed-off-by : Yinghai Lu <yhlu.kernel@...il.com>

--- a/arch/x86/kernel/srat_32.c	2008-06-06 17:37:51.000000000 -0700
+++ b/arch/x86/kernel/srat_32.c	2008-06-06 17:38:38.000000000 -0700
@@ -251,7 +251,7 @@ static int __init acpi20_parse_srat(stru
  
 	for_each_online_node(nid) {
 		unsigned long start = node_start_pfn[nid];
-		unsigned long end = node_end_pfn[nid];
+		unsigned long end = min(node_end_pfn[nid],max_pfn);
 
 		memory_present(nid, start, end);
 		node_remap_size[nid] = node_memmap_size_bytes(nid, start, end);
--
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