linux-kernel - [patch] BFS 421: revert handle CPU

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Date:	Mon, 11 Jun 2012 20:50:11 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>,
	Hillf Danton <dhillf@...il.com>
Subject: [patch] BFS 421: revert handle CPU_ONLINE

No reason to change whatever in the __init region, or I have to handle
why the newly built kernel hangs as early as she could.


--- a/kernel/sched/bfs.c	Fri Jun  8 21:34:34 2012
+++ b/kernel/sched/bfs.c	Mon Jun 11 20:07:46 2012
@@ -5349,7 +5349,7 @@ migration_call(struct notifier_block *nf
 		/* Update our root-domain */
 		grq_lock_irqsave(&flags);
 		if (rq->rd) {
-			BUG_ON(cpumask_test_cpu(cpu, rq->rd->span));
+			BUG_ON(!cpumask_test_cpu(cpu, rq->rd->span));

 			set_rq_online(rq);
 		}
--
--
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