From: "Zhangjie (HZ)" <zhangjie14@huawei.com>
To: Avi Kivity <avi@cloudius-systems.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Cc: liuyongan@huawei.com, qinchuanyu@huawei.com,
Jason Wang <jasowang@redhat.com>,
akong@redhat.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [QA-virtio]:Why vring size is limited to 1024?
Date: Wed, 8 Oct 2014 16:26:17 +0800 [thread overview]
Message-ID: <5434F529.8080706@huawei.com> (raw)
In-Reply-To: <5434EB0B.8010800@cloudius-systems.com>
On 2014/10/8 15:43, Avi Kivity wrote:
>>
>
> You could separate maximum request scatter/gather list size from the virtqueue size. They are totally unrelated - even now you can have a larger request by using indirect descriptors.
Yes, there is no strong correlation between virtqueue size and iov form the code.
--
Best Wishes!
Zhang Jie
next prev parent reply other threads:[~2014-10-08 8:27 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-30 8:36 [Qemu-devel] [QA-virtio]:Why vring size is limited to 1024? Zhangjie (HZ)
2014-09-30 9:33 ` Michael S. Tsirkin
2014-10-08 7:17 ` Zhangjie (HZ)
2014-10-08 7:37 ` Michael S. Tsirkin
2014-10-08 8:07 ` Zhangjie (HZ)
2014-10-08 9:13 ` Michael S. Tsirkin
2014-10-08 7:43 ` Avi Kivity
2014-10-08 8:26 ` Zhangjie (HZ) [this message]
2014-10-08 9:15 ` Michael S. Tsirkin
2014-10-08 9:51 ` Avi Kivity
2014-10-08 10:14 ` Michael S. Tsirkin
2014-10-08 10:37 ` Avi Kivity
2014-10-08 10:55 ` Michael S. Tsirkin
2014-10-08 10:59 ` Avi Kivity
2014-10-08 12:22 ` Michael S. Tsirkin
2014-10-08 12:28 ` Avi Kivity
2014-10-08 12:36 ` Avi Kivity
2014-10-08 11:00 ` Avi Kivity
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