linux-kernel - [S390] No panic for failed reboot

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Message-ID: <20061204145138.GH32059@skybase>
Date:	Mon, 4 Dec 2006 15:51:38 +0100
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	linux-kernel@...r.kernel.org, holzheu@...ibm.com
Subject: [S390] No panic for failed reboot

From: Michael Holzheu <holzheu@...ibm.com>

[S390] No panic for failed reboot

If reboot fails (e.g. because wrong devno has been specified by the user),
we should just stop all cpus, but should not trigger a kernel panic.

Signed-off-by: Michael Holzheu <holzheu@...ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@...ibm.com>
---

 arch/s390/kernel/ipl.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

diff -urpN linux-2.6/arch/s390/kernel/ipl.c linux-2.6-patched/arch/s390/kernel/ipl.c
--- linux-2.6/arch/s390/kernel/ipl.c	2006-12-04 14:50:35.000000000 +0100
+++ linux-2.6-patched/arch/s390/kernel/ipl.c	2006-12-04 14:50:37.000000000 +0100
@@ -697,7 +697,8 @@ void do_reipl(void)
 		diag308(DIAG308_IPL, NULL);
 		break;
 	}
-	panic("reipl failed!\n");
+	printk(KERN_EMERG "reboot failed!\n");
+	signal_processor(smp_processor_id(), sigp_stop_and_store_status);
 }
 
 static void do_dump(void)
-
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