From: Stefan Hajnoczi <stefanha@gmail.com>
To: Jason Wang <jasowang@redhat.com>
Cc: qemu-devel@nongnu.org, mst@redhat.com
Subject: Re: [Qemu-devel] [PATCH 2/5] virtio: increase VIRITO_QUEUE_MAX to 513
Date: Fri, 6 Feb 2015 16:21:39 +0000 [thread overview]
Message-ID: <20150206162139.GJ18729@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1423209253-22222-3-git-send-email-jasowang@redhat.com>
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On Fri, Feb 06, 2015 at 03:54:10PM +0800, Jason Wang wrote:
Subject has a typo s/VIRITIO/VIRTIO/
> Recent linux kernel supports up to 256 tap queues. Increase the limit
> to 513 (256 * 2 + 1(ctrl vq)).
For other reviewers:
sizeof(VirtQueue) on x86_64 is 88 bytes. We waste memory but it's only
on the order of 40 KB so I think this is okay.
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next prev parent reply other threads:[~2015-02-06 16:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-06 7:54 [Qemu-devel] [PATCH 0/5] Support more virtio queues Jason Wang
2015-02-06 7:54 ` [Qemu-devel] [PATCH 1/5] virtio: rename VIRTIO_PCI_QUEUE_MAX to VIRTIO_QUEUE_MAX Jason Wang
2015-02-06 11:54 ` Cornelia Huck
2015-02-09 5:58 ` Jason Wang
2015-02-06 7:54 ` [Qemu-devel] [PATCH 2/5] virtio: increase VIRITO_QUEUE_MAX to 513 Jason Wang
2015-02-06 16:21 ` Stefan Hajnoczi [this message]
2015-02-08 10:51 ` Michael S. Tsirkin
2015-02-09 6:11 ` Jason Wang
2015-02-06 7:54 ` [Qemu-devel] [PATCH 3/5] virtio-net: fix the upper bound when trying to delete queues Jason Wang
2015-02-06 7:54 ` [Qemu-devel] [PATCH 4/5] pci: remove hard-coded bar size in msix_init_exclusive_bar() Jason Wang
2015-02-06 7:54 ` [Qemu-devel] [PATCH 5/5] virtio-pci: introduce auto_msix_bar_size property Jason Wang
2015-02-06 16:26 ` [Qemu-devel] [PATCH 0/5] Support more virtio queues Stefan Hajnoczi
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