diff options
| author | Ben Hutchings <ben@decadent.org.uk> | 2013-06-14 01:18:44 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-06-19 09:25:41 +0200 |
| commit | 690cec8e70c211d1f5f6e520b21a68d0306173b6 (patch) | |
| tree | a7a45c1755b52b43cd9d8feb540123781636ad30 /arch/s390 | |
| parent | 17858ca65eef148d335ffd4cfc09228a1c1cbfb5 (diff) | |
s390/irq: Only define synchronize_irq() on SMP
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>
Cc: stable@vger.kernel.org # 3.9
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -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 408e866ae54..dd3c1994b8b 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -312,6 +312,7 @@ void measurement_alert_subclass_unregister(void) } EXPORT_SYMBOL(measurement_alert_subclass_unregister); +#ifdef CONFIG_SMP void synchronize_irq(unsigned int irq) { /* @@ -320,6 +321,7 @@ void synchronize_irq(unsigned int irq) */ } EXPORT_SYMBOL_GPL(synchronize_irq); +#endif #ifndef CONFIG_PCI |