This is a note to let you know that I've just added the patch titled
s390/irq: Only define synchronize_irq() on SMP
to the 3.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
s390-irq-only-define-synchronize_irq-on-smp.patch
and it can be found in the queue-3.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 690cec8e70c211d1f5f6e520b21a68d0306173b6 Mon Sep 17 00:00:00 2001
From: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Date: Fri, 14 Jun 2013 01:18:44 +0100
Subject: s390/irq: Only define synchronize_irq() on SMP
From: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
commit 690cec8e70c211d1f5f6e520b21a68d0306173b6 upstream.
In uniprocessor configurations, synchronize_irq() is defined in
<linux/hardirq.h> as a macro, and this function definition fails to
compile.
Reported-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/s390/kernel/irq.c | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -314,6 +314,7 @@ void measurement_alert_subclass_unregist
}
EXPORT_SYMBOL(measurement_alert_subclass_unregister);
+#ifdef CONFIG_SMP
void synchronize_irq(unsigned int irq)
{
/*
@@ -322,6 +323,7 @@ void synchronize_irq(unsigned int irq)
*/
}
EXPORT_SYMBOL_GPL(synchronize_irq);
+#endif
#ifndef CONFIG_PCI
Patches currently in stable-queue which might be from ben@xxxxxxxxxxxxxxx are
queue-3.9/s390-irq-only-define-synchronize_irq-on-smp.patch
queue-3.9/s390-pci-implement-irq-functions-if-pci.patch
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