From 2e80a9eb15769443716ebd87eb2567cd0de9c84e Mon Sep 17 00:00:00 2001
From: Dor Laor <[EMAIL PROTECTED]>
Date: Thu, 13 Dec 2007 15:07:08 +0200
Subject: [PATCH] This patch changes the order in which interrupts are
injected when the
in-kernel APIC is disabled. Now the IRQ with the highest priority is
injected
first. Noted by Joerg Roedel for SVM.
Signed-off-by: Dor Laor <[EMAIL PROTECTED]>
---
drivers/kvm/vmx.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c
index 8e43feb..8375eea 100644
--- a/drivers/kvm/vmx.c
+++ b/drivers/kvm/vmx.c
@@ -1736,8 +1736,8 @@ static void vmx_inject_irq(struct kvm_vcpu *vcpu,
int irq)
static void kvm_do_inject_irq(struct kvm_vcpu *vcpu)
{
- int word_index = __ffs(vcpu->irq_summary);
- int bit_index = __ffs(vcpu->irq_pending[word_index]);
+ int word_index = __fls(vcpu->irq_summary);
+ int bit_index = __fls(vcpu->irq_pending[word_index]);
int irq = word_index * BITS_PER_LONG + bit_index;
clear_bit(bit_index, &vcpu->irq_pending[word_index]);
--
1.5.3.3
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