From: Avi Kivity <avi@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH v4 0/9] make interrupt injection lockless (almost)
Date: Wed, 26 Aug 2009 14:15:31 +0300 [thread overview]
Message-ID: <4A951953.1070405@redhat.com> (raw)
In-Reply-To: <1251104066-23504-1-git-send-email-gleb@redhat.com>
On 08/24/2009 11:54 AM, Gleb Natapov wrote:
> kvm->irq_lock protects too much stuff, but still fail to protect
> everything it was design to protect (see ack notifiers call in pic). I
> want to make IRQ injection fast path as lockless as possible. This patch
> series removes kvm->irq_lock from irq injection path effectively making
> interrupt injection to lapic lockless (several kvm_irq_delivery_to_apic()
> may run in parallel), but access to lapic was never fully locked in the
> first place. VCPU could access lapic in parallel with interrupt injection.
> Patches 2-3 changes irq routing data structure to much more efficient one.
>
Applied all, thanks.
--
error compiling committee.c: too many arguments to function
parent reply other threads:[~2009-08-26 11:15 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <1251104066-23504-1-git-send-email-gleb@redhat.com>]
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