From: Avi Kivity <avi@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>, kvm@vger.kernel.org
Cc: Mohammed Gamal <m.gamal005@gmail.com>
Subject: Re: [PATCH 0/4] Real mode interrupt injection emulation
Date: Sun, 19 Sep 2010 17:25:03 +0200 [thread overview]
Message-ID: <4C962B4F.5040001@redhat.com> (raw)
In-Reply-To: <1284899648-19958-1-git-send-email-avi@redhat.com>
On 09/19/2010 02:34 PM, Avi Kivity wrote:
> Our current real mode interrupt injection injects external interrupts as
> software interrupts, which is somewhat hacky. This is problematic in big
> real mode (can't use vmx there) and on via processors (a cpu bug prevents
> this from working correctly).
>
> Replace the current mechanism with emulation; we now inject the interrupt
> by looking up the vector in the IVT, updating the stack, etc. using the
> emulator. This is somewhat slower but works in all cases.
>
>
This patchset survived an autotest run.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-09-19 15:25 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-19 12:34 [PATCH 0/4] Real mode interrupt injection emulation Avi Kivity
2010-09-19 12:34 ` [PATCH 1/4] KVM: x86 emulator: Expose emulate_int_real() Avi Kivity
2010-09-19 12:34 ` [PATCH 2/4] KVM: Add kvm_inject_realmode_interrupt() wrapper Avi Kivity
2010-09-19 12:34 ` [PATCH 3/4] KVM: VMX: Emulated real mode interrupt injection Avi Kivity
2010-09-20 17:30 ` Marcelo Tosatti
2010-09-21 11:56 ` Avi Kivity
2010-09-21 15:36 ` Marcelo Tosatti
2010-09-21 16:00 ` Avi Kivity
2010-09-19 12:34 ` [PATCH 4/4] KVM: VMX: Respect interrupt window in big real mode Avi Kivity
2010-09-19 15:25 ` Avi Kivity [this message]
2010-09-21 18:32 ` [PATCH 0/4] Real mode interrupt injection emulation Marcelo Tosatti
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