From 2372a519f63829b8effcdde5f4564a7e036294f0 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Tue, 4 Jul 2017 12:06:01 +0200 Subject: [PATCH] genirq: Force inlining of __irq_startup_managed to prevent build failure If CONFIG_SMP=n, and gcc (e.g. 4.1.2) decides not to inline __irq_startup_managed(), the build fails with: kernel/built-in.o: In function `irq_startup': (.text+0x38ed8): undefined reference to `irq_set_affinity_locked' Fix this by forcing inlining of __irq_startup_managed(). Fixes: 761ea388e8c4e3ac ("genirq: Handle managed irqs gracefully in irq_startup()") Signed-off-by: Geert Uytterhoeven Signed-off-by: Thomas Gleixner Cc: Arnd Bergmann Link: http://lkml.kernel.org/r/1499162761-12398-1-git-send-email-geert@linux-m68k.org --- kernel/irq/chip.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 2e30d925a40d..aa5497dfb29e 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -234,7 +234,7 @@ __irq_startup_managed(struct irq_desc *desc, struct cpumask *aff, bool force) return IRQ_STARTUP_MANAGED; } #else -static int +static __always_inline int __irq_startup_managed(struct irq_desc *desc, struct cpumask *aff, bool force) { return IRQ_STARTUP_NORMAL;