linux-kernel - [patch] BFS 420: fix handling CPU

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Message-ID: <CAJd=RBDt019ynGPgxSEZhk3vw=-JkqQdkfR+uyA3J4=5Kdybdg@mail.gmail.com>
Date:	Fri, 25 May 2012 21:39:49 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>,
	Hillf Danton <dhillf@...il.com>
Subject: [patch] BFS 420: fix handling CPU_ONLINE

The check of the given CPU belonging to root domain is inverse when handling
CPU_ONLINE, so correct it.

--- a/kernel/sched/bfs.c	Mon May 14 20:50:38 2012
+++ b/kernel/sched/bfs.c	Fri May 25 20:03:48 2012
@@ -5422,7 +5422,7 @@ 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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