On 18.03.2018 00:26, Sowmini Varadhan wrote: > On (03/17/18 10:15), Sowmini Varadhan wrote: >> To solve the scaling problem why not just have a well-defined >> callback to modules when devices are quiesced, instead of >> overloading the pernet_device registration in this obscure way? > > I thought about this a bit, and maybe I missed your original point- > today we are able to do all the needed cleanup for rds-tcp when > we unload the module, even though network activity has not quiesced, > and there is no reason we cannot use the same code for netns cleanup > as well. I think this is what you were trying to ask, when you > said "why do you need to know that loopback is down?"
I just want to make rds not using NETDEV_UNREGISTER_FINAL. If there is another solution to do that, I'm not again that. > I'm sorry I missed that, I will re-examine the code and get back to > you- it should be possible to just do one registration and > cleanup rds-state and avoid the hack of registering twice Sounds great, I'll wait for your response. > (saw your most recent long mail- sorry- both v1 and v2 are hacks) > > I'm on the road at the moment, so I'll get back to you on this. Thanks, Kirill
