From mboxrd@z Thu Jan 1 00:00:00 1970 From: arno@natisbad.org (Arnaud Ebalard) Date: Mon, 20 Jan 2014 21:14:13 +0100 Subject: [PATCH] ARM: mvebu: fix compilation warning on Armada 370 (i.e. non-SMP) Message-ID: <87r48276ne.fsf@natisbad.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The following appears during compilation for an Armada 370 target because 'irq_controller_lock' is used only when CONFIG_SMP is enabled: drivers/irqchip/irq-armada-370-xp.c:62:8: warning: 'irq_controller_lock' defined but not used [-Wunused-variable] Fix that warning by protecting declaration via an #ifdef. Signed-off-by: Arnaud Ebalard --- drivers/irqchip/irq-armada-370-xp.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c index 433cc8568dec..499c5070f841 100644 --- a/drivers/irqchip/irq-armada-370-xp.c +++ b/drivers/irqchip/irq-armada-370-xp.c @@ -59,7 +59,9 @@ #define PCI_MSI_DOORBELL_END (32) #define PCI_MSI_DOORBELL_MASK 0xFFFF0000 +#ifdef CONFIG_SMP static DEFINE_RAW_SPINLOCK(irq_controller_lock); +#endif static void __iomem *per_cpu_int_base; static void __iomem *main_int_base; -- 1.8.5.2