From: Avi Kivity <avi@redhat.com>
To: Gregory Haskins <ghaskins@novell.com>
Cc: kvm@vger.kernel.org, viro@ZenIV.linux.org.uk,
linux-kernel@vger.kernel.org, davidel@xmailserver.org
Subject: Re: [KVM PATCH v6] kvm: add support for irqfd
Date: Tue, 12 May 2009 21:08:22 +0300 [thread overview]
Message-ID: <4A09BB16.90306@redhat.com> (raw)
In-Reply-To: <20090512040242.5692.99424.stgit@dev.haskins.net>
Gregory Haskins wrote:
> (Applies to kvm.git:833367b57)
>
> KVM provides a complete virtual system environment for guests, including
> support for injecting interrupts modeled after the real exception/interrupt
> facilities present on the native platform (such as the IDT on x86).
> Virtual interrupts can come from a variety of sources (emulated devices,
> pass-through devices, etc) but all must be injected to the guest via
> the KVM infrastructure. This patch adds a new mechanism to inject a specific
> interrupt to a guest using a decoupled eventfd mechnanism: Any legal signal
> on the irqfd (using eventfd semantics from either userspace or kernel) will
> translate into an injected interrupt in the guest at the next available
> interrupt window.
>
> I am reasonably satisfied with this series, so Avi please consider for
> inclusion.
>
Looks good. Please add a way to disassociate an irqfd (for hotunplug)
and I'll merge.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
next prev parent reply other threads:[~2009-05-12 18:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-12 4:10 [KVM PATCH v6] kvm: add support for irqfd Gregory Haskins
2009-05-12 18:08 ` Avi Kivity [this message]
2009-05-12 18:55 ` Gregory Haskins
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