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authorDavid S. Miller <davem@davemloft.net>2015-08-27 21:45:31 -0700
committerDavid S. Miller <davem@davemloft.net>2015-08-27 21:45:31 -0700
commit0d36938bb82a7775c21ce0a7429f08ba13d025b6 (patch)
treef502caf5555591ee237e14e5fa96b2c005a85036 /kernel
parent55f14da66954083b621debbdbf62c7fc429291e8 (diff)
parent4941b8f0c2b9d88e8a6dacebf8b7faf603b98368 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/chip.c19
-rw-r--r--kernel/time/timer.c4
2 files changed, 20 insertions, 3 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 27f4332c7f84..ae216824e8ca 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -985,6 +985,23 @@ int irq_chip_set_affinity_parent(struct irq_data *data,
}
/**
+ * irq_chip_set_type_parent - Set IRQ type on the parent interrupt
+ * @data: Pointer to interrupt specific data
+ * @type: IRQ_TYPE_{LEVEL,EDGE}_* value - see include/linux/irq.h
+ *
+ * Conditional, as the underlying parent chip might not implement it.
+ */
+int irq_chip_set_type_parent(struct irq_data *data, unsigned int type)
+{
+ data = data->parent_data;
+
+ if (data->chip->irq_set_type)
+ return data->chip->irq_set_type(data, type);
+
+ return -ENOSYS;
+}
+
+/**
* irq_chip_retrigger_hierarchy - Retrigger an interrupt in hardware
* @data: Pointer to interrupt specific data
*
@@ -997,7 +1014,7 @@ int irq_chip_retrigger_hierarchy(struct irq_data *data)
if (data->chip && data->chip->irq_retrigger)
return data->chip->irq_retrigger(data);
- return -ENOSYS;
+ return 0;
}
/**
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 5e097fa9faf7..84190f02b521 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -807,8 +807,8 @@ __mod_timer(struct timer_list *timer, unsigned long expires,
spin_unlock(&base->lock);
base = new_base;
spin_lock(&base->lock);
- timer->flags &= ~TIMER_BASEMASK;
- timer->flags |= base->cpu;
+ WRITE_ONCE(timer->flags,
+ (timer->flags & ~TIMER_BASEMASK) | base->cpu);
}
}