On Tue, Sep 24, 2019 at 09:04:56AM +0000, Gang He wrote:
> Hello List,
> 
> When I tried to upgrade libdlm to v4.0.9, I can see one commit for add TCP 
> multihoming/failover support. 
> commit 7a273b8714da400d292d6c9762acedcde1997e52
> Author: David Windsor <[email protected]>
> Date:   Tue May 7 09:56:53 2019 -0400
>     dlm_controld: bind to all interfaces for failover 
> 
> According to the commit description, I can find there are some kernel related 
> patches(fs/dlm in kernel space).
> e.g. 
> https://www.redhat.com/archives/cluster-devel/2019-January/msg00009.html
> https://www.redhat.com/archives/cluster-devel/2019-January/msg00010.html
> 
> But, so far, these kernel patches have not been in Torvalds kernel git tree.
> That means we cannot use this feature, although we upgrade libdlm to v4.0.9?
> 
> Second, how to use this feature after these kernel patch are available? There 
> is any document to guide the use to use(or test) this feature?

The project was never completed and seems to be abandoned. I will revert
that dlm_controld commit if it's never used for anything.

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