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| author |   Thomas Gleixner <tglx@linutronix.de> | 2016-09-14 20:53:26 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-09-14 20:53:26 +0200 |
| commit | 16217dc79dbc599b110dda26d0421df47904bba4 (patch) | |
| tree | 98df3c18b14284b8a6f8b04de12e0b7dde5a55fa /kernel/irq/chip.c | |
| parent | genirq: Expose interrupt information through sysfs (diff) | |
| parent | irqchip/gicv3-its: Use MADT ITS subtable to do PCI/MSI domain initialization (diff) | |
| download | linux-dev-16217dc79dbc599b110dda26d0421df47904bba4.tar.xz linux-dev-16217dc79dbc599b110dda26d0421df47904bba4.zip | |
Merge tag 'irqchip-4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Merge the first drop of irqchip updates for 4.9 from Marc Zyngier:
- ACPI IORT core code
- IORT support for the GICv3 ITS
- A few of GIC cleanups
Diffstat (limited to 'kernel/irq/chip.c')
| -rw-r--r-- | kernel/irq/chip.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index e11e8afcf209..18f29586f230 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -829,6 +829,17 @@ __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle, desc->name = name; if (handle != handle_bad_irq && is_chained) { + /* + * We're about to start this interrupt immediately, + * hence the need to set the trigger configuration. + * But the .set_type callback may have overridden the + * flow handler, ignoring that we're dealing with a + * 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; + irq_settings_set_noprobe(desc); irq_settings_set_norequest(desc); irq_settings_set_nothread(desc); |