[ovs-dev] Re:[PATCH 2/2] ofproto: Do not delete datapath flows on exit by default
Ben Pfaff
blp at ovn.org
Sat Feb 29 19:07:53 UTC 2020
I applied this to master.
On Sat, Feb 29, 2020 at 10:59:37AM -0800, Ben Pfaff wrote:
> Thanks for testing.
>
> I think that the "destroy" call should be outside the braces; the simap
> does not "own" the ports, it's just an string-to-integer map that needs
> to get destroyed along with the ofproto.
>
> On Sat, Feb 29, 2020 at 10:26:42AM +0800, txfh2007 wrote:
> > Hi Ben:
> >
> > I have tried, this patch works! Thank you!
> > One question: should "simap_destroy(&backer->tnl_backers)" be within the close brace ?
> >
> > Timo
> >
> >
> >
> >
> >
> > Re: [PATCH 2/2] ofproto: Do not delete datapath flows on exit by default
> >
> >
> > On Wed, Feb 26, 2020 at 04:40:25PM +0800, txfh2007 wrote:
> > > Hi Ben:
> > >
> > > I have read your patch about "not delete datapath flow when daemon exit". I think this patch is really important, It can be used during upgrading without effecting existing traffic. I have test in my env, and found it works! Thanks a lot !
> > > But I have a question about tunnel traffic: I have found if there're vxlan traffic across compute nodes, when daemon exit, the traffic would breakdown. The reason is during "close_dpif_backer" we would delete tunnel port in datapath, so even if the flows are not delete , but as the tunnel port is deleted , flow action turns to be "drop". So i write this mail to ask if we can add a flag to control this behavior ?
> >
> > Please test this patch: https://patchwork.ozlabs.org/patch/1246701/
> >
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