[Adeos-main] [pull-request] x86: Fix merge regression in unmask_IO_APIC_irq_desc

[Adeos-main] [pull-request] x86: Fix merge regression in unmask_IO_APIC_irq_desc

[Jan Kiszka]

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The following changes since commit d78768171c2e1d8d047123e20f8c4ba9465dda10:
  Philippe Gerum (1):
        ipipe-2.6.32.7-x86-2.6-00

are available in the git repository at:

  git://git.kiszka.org/ipipe-2.6 queues/2.6.32-x86

Jan Kiszka (1):
      x86: Fix merge regression in unmask_IO_APIC_irq_desc

 arch/x86/kernel/apic/io_apic.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
	
---------

x86: Fix merge regression in unmask_IO_APIC_irq_desc

Proper IRQ unlocking at I-pipe level got lost during forward port to
2.6.32. That broke at least edge-triggered Linux IRQs.

Signed-off-by: Jan Kiszka <jan.kiszka@domain.hid>
---
 arch/x86/kernel/apic/io_apic.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index c0235cf..d1674f6 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -639,6 +639,7 @@ static void unmask_IO_APIC_irq_desc(struct irq_desc *desc)
 	else
 #endif
 	__unmask_IO_APIC_irq(cfg);
+	ipipe_irq_unlock(desc->irq);
 	spin_unlock_irqrestore(&ioapic_lock, flags);
 }
 
-- 
1.6.0.2


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