linux-kernel - [tip:sched/urgent] sched: Don' t try allocating memory from offline nodes

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Date:	Wed, 30 May 2012 06:37:07 -0700
From:	tip-bot for Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, anton@...ba.org, hpa@...or.com,
	mingo@...nel.org, a.p.zijlstra@...llo.nl, tony.luck@...el.com,
	tglx@...utronix.de
Subject: [tip:sched/urgent] sched: Don'
 t try allocating memory from offline nodes

Commit-ID:  2ea45800d8e1c3c51c45a233d6bd6289a297a386
Gitweb:     http://git.kernel.org/tip/2ea45800d8e1c3c51c45a233d6bd6289a297a386
Author:     Peter Zijlstra <a.p.zijlstra@...llo.nl>
AuthorDate: Fri, 25 May 2012 09:26:43 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 30 May 2012 14:02:23 +0200

sched: Don't try allocating memory from offline nodes

Allocators don't appreciate it when you try and allocate memory from
offline nodes.

Reported-and-tested-by: Tony Luck <tony.luck@...el.com>
Reported-and-tested-by: Anton Blanchard <anton@...ba.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/n/tip-epfc1io9whb7o22bcujf31vn@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/core.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 75844a8..5573361 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6436,7 +6436,7 @@ static void sched_init_numa(void)
 			return;
 
 		for (j = 0; j < nr_node_ids; j++) {
-			struct cpumask *mask = kzalloc_node(cpumask_size(), GFP_KERNEL, j);
+			struct cpumask *mask = kzalloc(cpumask_size(), GFP_KERNEL);
 			if (!mask)
 				return;
 
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