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From:   Anna Schumaker <schumaker.anna@gmail.com>
Date:   Tue, 2 Feb 2021 14:51:04 -0500
Message-ID: <CAFX2JfnbjQdqPvFfno-iJz0u7W5+Zae4GS3awwiYsncC=aw=NA@mail.gmail.com>
Subject: Re: [PATCH v2 0/5] SUNRPC: Create sysfs files for changing IP
To:     Chuck Lever <chuck.lever@oracle.com>
Cc:     Dan Aloni <dan@kernelim.com>, David Howells <dhowells@redhat.com>,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>
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On Tue, Feb 2, 2021 at 2:48 PM Chuck Lever <chuck.lever@oracle.com> wrote:
>
>
>
> > On Feb 2, 2021, at 2:24 PM, Dan Aloni <dan@kernelim.com> wrote:
> >
> > On Tue, Feb 02, 2021 at 01:52:10PM -0500, Anna Schumaker wrote:
> >> You're welcome! I'll try to remember to CC him on future versions
> >> On Tue, Feb 2, 2021 at 1:51 PM Chuck Lever <chuck.lever@oracle.com> wrote:
> >>>
> >>> I want to ensure Dan is aware of this work. Thanks for posting, Anna!
> >
> > Thanks Anna and Chuck. I'm accessing and monitoring the mailing list via
> > NNTP and I'm also on #linux-nfs for chatting (da-x).
> >
> > I see srcaddr was already discussed, so the patches I'm planning to send
> > next will be based on the latest version of your patchset and concern
> > multipath.
> >
> > What I'm going for is the following:
> >
> > - Expose transports that are reachable from xprtmultipath. Each in its
> >  own sub-directory, with an interface and status representation similar
> >  to the top directory.
> > - A way to add/remove transports.
> > - Inspiration for coding this is various other things in the kernel that
> >  use configfs, perhaps it can be used here too.

Sounds good! I'm looking forward to seeing them

> >
> > Also, what do you think would be a straightforward way for a userspace
> > program to find what sunrpc client id serves a mountpoint? If we add an
> > ioctl for the mountdir AFAIK it would be the first one that the NFS
> > client supports, so I wonder if there's a better interface that can work
> > for that.
>
> Has the new mount API been merged? That provides a way to open
> a mountpoint and get a file descriptor for it, and then write
> commands to it.

I'm pretty sure it was merged a release or two ago (at least, that's
when the fs_context patches went in)

Anna
>
>
> --
> Chuck Lever
>
>
>