linux-kernel - [tip:x86/urgent] x86-64: Fix bad

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Message-ID: <tip-429b2b319af3987e808c18f6b81313104caf782c@git.kernel.org>
Date:	Wed, 22 Jul 2009 05:24:57 GMT
From:	tip-bot for Andi Kleen <andi@...stfloor.org>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	andi@...stfloor.org, ak@...ux.intel.com, tglx@...utronix.de
Subject: [tip:x86/urgent] x86-64: Fix bad_srat() to clear all state

Commit-ID:  429b2b319af3987e808c18f6b81313104caf782c
Gitweb:     http://git.kernel.org/tip/429b2b319af3987e808c18f6b81313104caf782c
Author:     Andi Kleen <andi@...stfloor.org>
AuthorDate: Sat, 18 Jul 2009 08:56:57 +0200
Committer:  H. Peter Anvin <hpa@...or.com>
CommitDate: Tue, 21 Jul 2009 15:20:01 -0700

x86-64: 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>
LKML-Reference: <20090718065657.GA2898@...il.fritz.box>
Signed-off-by: H. Peter Anvin <hpa@...or.com>
Cc: stable@...nel.org


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

diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 2dfcbf9..dbb5381 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -79,8 +79,10 @@ 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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