linux-kernel - [PATCH] Fix bad_srat() to clear all state

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Message-ID: <20090718065657.GA2898@basil.fritz.box>
Date:	Sat, 18 Jul 2009 08:56:57 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	linux-kernel@...r.kernel.org, x86@...nel.org
Subject: [PATCH] Fix bad_srat() to clear all state

Fix bad_srat() to clear all state

Need to clear both nodes and nodes_add state for start/end. 

Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 arch/x86/mm/srat_64.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Index: linux-2.6.31-rc3-ak/arch/x86/mm/srat_64.c
===================================================================
--- linux-2.6.31-rc3-ak.orig/arch/x86/mm/srat_64.c
+++ linux-2.6.31-rc3-ak/arch/x86/mm/srat_64.c
@@ -85,8 +85,10 @@ static __init void bad_srat(void)
 	acpi_numa = -1;
 	for (i = 0; i < MAX_LOCAL_APIC; i++)
 		apicid_to_node[i] = NUMA_NO_NODE;
-	for (i = 0; i < MAX_NUMNODES; i++)
-		nodes_add[i].start = nodes[i].end = 0;
+	for (i = 0; i < MAX_NUMNODES; i++) {
+		nodes[i].start = nodes[i].end = 0;
+		nodes_add[i].start = nodes_add[i].end = 0;
+	}
 	remove_all_active_ranges();
 }
 
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