From: Avi Kivity <avi@redhat.com>
To: Saul Tamari <stamari@gmail.com>
Cc: Michael Tokarev <mjt@tls.msk.ru>,
Anthony Liguori <anthony@codemonkey.ws>,
kvm <kvm@vger.kernel.org>
Subject: Re: block virtio excessive VIRTIO_PCI_ISR reads
Date: Sun, 01 Nov 2009 11:23:49 +0200 [thread overview]
Message-ID: <4AED53A5.4050701@redhat.com> (raw)
In-Reply-To: <41be791c0910290847s53cd057bn1d25fb0eba7ff098@mail.gmail.com>
On 10/29/2009 05:47 PM, Saul Tamari wrote:
> Hi,
>
> The current qemu-kvm from the git indeed adds the MSI-x capability to
> the virtio block device.
> With MSI-x enabled on the virtio block device, there aren't
> VIRTIO_PCI_ISR reads on the unused device.
>
There shouldn't be VIRTIO_PCI_ISR reads on any device, not just the
unused ones, if all are MSI-X capable.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-11-01 9:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-28 14:40 block virtio excessive VIRTIO_PCI_ISR reads Saul Tamari
2009-10-28 14:48 ` Anthony Liguori
2009-10-28 14:59 ` Michael Tokarev
2009-10-28 15:04 ` Saul Tamari
2009-10-28 15:52 ` Saul Tamari
2009-10-29 10:10 ` Avi Kivity
2009-10-29 15:47 ` Saul Tamari
2009-11-01 9:23 ` Avi Kivity [this message]
2009-11-01 11:16 ` Saul Tamari
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