linux-kernel - [PATCH] arch: s390: kernel: reset 'c->hotpluggable' when failure occurs

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Date:	Tue, 25 Jun 2013 09:46:45 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>
CC:	linux390@...ibm.com, cornelia.huck@...ibm.com, mtosatti@...hat.com,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-s390@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-Arch <linux-arch@...r.kernel.org>
Subject: [PATCH] arch: s390: kernel: reset 'c->hotpluggable' when failure
 occurs

When smp_add_present_cpu() fails, it has reset all things excluding
'c->hotpluggable', so need reset it as original state completely.

Signed-off-by: Chen Gang <gang.chen@...anux.com>
---
 arch/s390/kernel/smp.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 15a016c..c4c6f42 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -1016,6 +1016,7 @@ out_cpu:
 	unregister_cpu(c);
 #endif
 out:
+	c->hotpluggable = 0;
 	return rc;
 }
 
-- 
1.7.7.6
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