From 932775a4ab622e3c99bd59f14cc7d96722f79501 Mon Sep 17 00:00:00 2001
From: "venkatesh.pallipadi@intel.com" <venkatesh.pallipadi@intel.com>
Date: Fri, 5 Sep 2008 18:02:15 -0700
Subject: [PATCH] x86: HPET_MSI change IRQ affinity in process context when it
is disabled
Change the IRQ affinity in the process context when the IRQ is disabled.
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
kernel/irq/manage.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ddc956861a58..ad2ce72c83c4 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -87,10 +87,11 @@ int irq_set_affinity(unsigned int irq, cpumask_t cpumask)
return -EINVAL;
#ifdef CONFIG_GENERIC_PENDING_IRQ
- if (desc->status & IRQ_MOVE_PCNTXT) {
+ if (desc->status & IRQ_MOVE_PCNTXT || desc->status & IRQ_DISABLED) {
unsigned long flags;
spin_lock_irqsave(&desc->lock, flags);
+ desc->affinity = cpumask;
desc->chip->set_affinity(irq, cpumask);
spin_unlock_irqrestore(&desc->lock, flags);
} else
--
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