[ovs-dev] 答复: [PATCH] dpif-netdev:Delete port check in do_add_port
Ben Pfaff
blp at ovn.org
Thu Jun 21 22:56:16 UTC 2018
OK.
I think that it's the dpif itself that should really be doing the check
(the kernel datapath especially needs to do this for itself), so I sent
an alternative patch that works that way:
https://patchwork.ozlabs.org/patch/932991/
Will you test it?
Thanks,
Ben.
On Thu, Jun 21, 2018 at 06:24:09AM +0000, Linhaifeng wrote:
> For the performance problem. When add 3000 or more ports it costs too more time and it is not needed.
>
> port_add function in ofproto-dpif.c have checked it used dpif_port_exists so we really not need to check it again in do_add_port
>
> -----邮件原件-----
> 发件人: Ben Pfaff [mailto:blp at ovn.org]
> 发送时间: 2018年5月10日 5:10
> 收件人: Linhaifeng <haifeng.lin at huawei.com>
> 抄送: dev at openvswitch.org
> 主题: Re: [ovs-dev] [PATCH] dpif-netdev:Delete port check in do_add_port
>
> On Thu, Apr 26, 2018 at 03:12:51PM +0800, Haifeng Lin wrote:
> > It is not need check port exist in do_add_port because it had check in
> > port_add.
> >
> > Change-Id: Ie66206b40e305cef5f5b20af765c3128ccec6782
> > Signed-off-by: Haifeng Lin <haifeng.lin at huawei.com>
>
> Can you explain the problem and the solution in a little more detail?
>
> Thanks,
>
> Ben.
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