[GIT pull] x86 fix for 4.10

[Thomas Gleixner]

Linus,

please pull the latest x86-urgent-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 
x86-urgent-for-linus

Restore the retrigger callbacks in the IO APIC irq chips. That addresses a
long standing regression which got introduced with the rewrite of the x86 irq
subsystem two years ago and went unnoticed so far.

Thanks,

        tglx

------------------>
Ruslan Ruslichenko (1):
      x86/ioapic: Restore IO-APIC irq_chip retrigger callback


 arch/x86/kernel/apic/io_apic.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 945e512a112a..1e35dd06b090 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1875,6 +1875,7 @@ static struct irq_chip ioapic_chip __read_mostly = {
        .irq_ack                = irq_chip_ack_parent,
        .irq_eoi                = ioapic_ack_level,
        .irq_set_affinity       = ioapic_set_affinity,
+       .irq_retrigger          = irq_chip_retrigger_hierarchy,
        .flags                  = IRQCHIP_SKIP_SET_WAKE,
 };
 
@@ -1886,6 +1887,7 @@ static struct irq_chip ioapic_ir_chip __read_mostly = {
        .irq_ack                = irq_chip_ack_parent,
        .irq_eoi                = ioapic_ir_ack_level,
        .irq_set_affinity       = ioapic_set_affinity,
+       .irq_retrigger          = irq_chip_retrigger_hierarchy,
        .flags                  = IRQCHIP_SKIP_SET_WAKE,
 };