From: Jonathan Nieder <jrnieder@gmail.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, Michael Tokarev <mjt@tls.msk.ru>,
Guillem Jover <guillem@debian.org>
Subject: Re: [regression] KVM: hangs and "irq timeout" booting HURD unless -no-kvm-irqchip passed
Date: Mon, 7 Feb 2011 19:40:55 -0600 [thread overview]
Message-ID: <20110208014032.GB1858@elie> (raw)
In-Reply-To: <20110207132729.GC14984@redhat.com>
Gleb Natapov wrote:
> Is this patch helps?
>
> diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
> index 3cece05..62b1dde 100644
> --- a/arch/x86/kvm/i8259.c
> +++ b/arch/x86/kvm/i8259.c
> @@ -549,6 +549,9 @@ static void pic_irq_request(struct kvm *kvm, int level)
> struct kvm_pic *s = pic_irqchip(kvm);
> int irq = pic_get_irq(&s->pics[0]);
>
> + if (s->output && !level)
> + s->pics[0].isr_ack = 0xff;
> +
Yes, it does (tested on top of kvm/master). Thanks!
next prev parent reply other threads:[~2011-02-08 1:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-30 12:35 [PATCH v5 0/5] Nonatomic interrupt injection Avi Kivity
2010-08-30 12:35 ` [PATCH v5 1/5] KVM: Check for pending events before attempting injection Avi Kivity
2011-02-07 6:00 ` [regression] KVM: hangs and "irq timeout" booting HURD unless -no-kvm-irqchip passed Jonathan Nieder
2011-02-07 12:39 ` Avi Kivity
2011-02-07 12:45 ` Gleb Natapov
2011-02-07 13:27 ` Gleb Natapov
2011-02-08 1:40 ` Jonathan Nieder [this message]
2011-02-08 7:40 ` Michael Tokarev
2011-02-08 12:00 ` Gleb Natapov
2011-02-08 14:22 ` Marcelo Tosatti
2011-02-08 14:41 ` Gleb Natapov
2011-02-08 14:43 ` Avi Kivity
2011-02-08 14:47 ` Gleb Natapov
2011-02-08 14:57 ` Avi Kivity
2011-02-08 17:44 ` Marcelo Tosatti
2011-02-08 20:40 ` Jonathan Nieder
2010-08-30 12:35 ` [PATCH v5 2/5] KVM: VMX: Split up vmx_complete_interrupts() Avi Kivity
2010-08-30 12:35 ` [PATCH v5 3/5] KVM: VMX: Move real-mode interrupt injection fixup to vmx_complete_interrupts() Avi Kivity
2010-08-30 12:35 ` [PATCH v5 4/5] KVM: VMX: Parameterize vmx_complete_interrupts() for both exit and entry Avi Kivity
2010-08-30 12:35 ` [PATCH v5 5/5] KVM: Non-atomic interrupt injection Avi Kivity
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