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Re: [Qemu-devel] host side todo list for virtio rdma
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] host side todo list for virtio rdma |
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Date: |
Sat, 29 Jul 2017 02:48:33 +0300 |
On Fri, Jul 28, 2017 at 07:02:55PM +0100, Dr. David Alan Gilbert wrote:
> OK, does it seem silly for a message to go all the way to the host
> kernel to then have to go back down to QEMU to be turned back into verbs
> to go back upto the host kernel?
This is how most IO works except vhost. If it's not a data path
there's no need to write code to avoid some context switches IMHO.
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MST