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authorLinus Torvalds <torvalds@linux-foundation.org>2013-12-02 10:15:39 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-12-02 10:15:39 -0800
commita45299e72737c528975546a0680cace5d7364d27 (patch)
tree45c97b0f789aa09acffeca70af691dc2dd4f19d7
parenta0b57ca33ec1cd915ba49051512b3463fa44b4e3 (diff)
parent08332dff8adebb74171e98e008d6c20de6658c42 (diff)
downloadop-kernel-dev-a45299e72737c528975546a0680cace5d7364d27.zip
op-kernel-dev-a45299e72737c528975546a0680cace5d7364d27.tar.gz
Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Thomas Gleixner: - Correction of fuzzy and fragile IRQ_RETVAL macro - IRQ related resume fix affecting only XEN - ARM/GIC fix for chained GIC controllers * 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: irqchip: Gic: fix boot for chained gics irq: Enable all irqs unconditionally in irq_resume genirq: Correct fuzzy and fragile IRQ_RETVAL() definition
-rw-r--r--drivers/irqchip/irq-gic.c9
-rw-r--r--include/linux/irqreturn.h2
-rw-r--r--kernel/irq/pm.c2
3 files changed, 7 insertions, 6 deletions
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 9031171..341c601 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -957,12 +957,13 @@ void __init gic_init_bases(unsigned int gic_nr, int irq_start,
if (WARN_ON(!gic->domain))
return;
+ if (gic_nr == 0) {
#ifdef CONFIG_SMP
- set_smp_cross_call(gic_raise_softirq);
- register_cpu_notifier(&gic_cpu_notifier);
+ set_smp_cross_call(gic_raise_softirq);
+ register_cpu_notifier(&gic_cpu_notifier);
#endif
-
- set_handle_irq(gic_handle_irq);
+ set_handle_irq(gic_handle_irq);
+ }
gic_chip.flags |= gic_arch_extn.flags;
gic_dist_init(gic);
diff --git a/include/linux/irqreturn.h b/include/linux/irqreturn.h
index 714ba08..e374e36 100644
--- a/include/linux/irqreturn.h
+++ b/include/linux/irqreturn.h
@@ -14,6 +14,6 @@ enum irqreturn {
};
typedef enum irqreturn irqreturn_t;
-#define IRQ_RETVAL(x) ((x) != IRQ_NONE)
+#define IRQ_RETVAL(x) ((x) ? IRQ_HANDLED : IRQ_NONE)
#endif
diff --git a/kernel/irq/pm.c b/kernel/irq/pm.c
index cb228bf..abcd6ca 100644
--- a/kernel/irq/pm.c
+++ b/kernel/irq/pm.c
@@ -50,7 +50,7 @@ static void resume_irqs(bool want_early)
bool is_early = desc->action &&
desc->action->flags & IRQF_EARLY_RESUME;
- if (is_early != want_early)
+ if (!is_early && want_early)
continue;
raw_spin_lock_irqsave(&desc->lock, flags);
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