diff options
| author | Ben Hutchings <ben@decadent.org.uk> | 2013-06-14 01:18:44 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-03 10:55:21 -0700 |
| commit | 7b1866f9f35ac2042ea507559055015bf9d8271e (patch) | |
| tree | 469ef7c76fec950e7640aa8957a7afe718cffa96 | |
| parent | eb10d6c79f8bbbf6c64d3c1f0a8162c76c2a5bfc (diff) | |
s390/irq: Only define synchronize_irq() on SMP
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@intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | arch/s390/kernel/irq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index 2032846aff91..1d95be95855f 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -314,6 +314,7 @@ void measurement_alert_subclass_unregister(void) } 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 |