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authorThomas Gleixner <tglx@linutronix.de>2016-09-20 23:20:32 +0200
committerThomas Gleixner <tglx@linutronix.de>2016-09-20 23:20:32 +0200
commit464b5847e61085f81bb99ce48eb427a0dc7617dc (patch)
tree805c97855a9a13c06910687bbbbe3eb7bc371902 /kernel/irq
parent0a30d69195604f136a4e3bfaf453f742e583ce95 (diff)
parente875bd66dfb68f4e898e9a43ef42858c504a7f23 (diff)
Merge branch 'irq/urgent' into irq/core
Merge urgent fixes so pending patches for 4.9 can be applied.
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/chip.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 18f29586f230..d8dfdc630b7e 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -829,6 +829,8 @@ __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle,
desc->name = name;
if (handle != handle_bad_irq && is_chained) {
+ unsigned int type = irqd_get_trigger_type(&desc->irq_data);
+
/*
* We're about to start this interrupt immediately,
* hence the need to set the trigger configuration.
@@ -837,8 +839,10 @@ __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle,
* chained interrupt. Reset it immediately because we
* do know better.
*/
- __irq_set_trigger(desc, irqd_get_trigger_type(&desc->irq_data));
- desc->handle_irq = handle;
+ if (type != IRQ_TYPE_NONE) {
+ __irq_set_trigger(desc, type);
+ desc->handle_irq = handle;
+ }
irq_settings_set_noprobe(desc);
irq_settings_set_norequest(desc);