Re: [PATCH V2 0/4] 9p: convert to the new mount API

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On 8/14/25 8:49 PM, Dominique Martinet wrote:
> Eric Sandeen wrote on Thu, Aug 14, 2025 at 11:55:20AM -0500:

...

>> Any news on testing? :)
> 
> Thanks for the prompting, that's the kind of things I never get around
> to if not reminded...
> 
> I got this to run with a fedora-based host (unlike debian siw is
> built-in):
> 
> - host side
> ```
> $ sudo modprobe siw
> $ sudo rdma link add siw0 type siw netdev br0
> (sanity check)
> $ ibv_devices
>     device          	  node GUID
>     ------          	----------------
>     siw0            	020000fffe000001
> ( https://github.com/chaos/diod build)
> $ ./configure --enable-rdma --disable-auth && make -j
> (diod run, it runs rdma by default; not squashing as root fails with
>   rdma because of the ib_safe_file_access check:
>   [611503.258375] uverbs_write: process 1490213 (diod) changed security contexts after opening file descriptor, this is not allowed.
> )
> $ sudo ./diod -f -e /tmp/linux-test/ --no-auth -U root -S 
> ```
> - guest side (with -net user)
> ```
> # modprobe siw
> # rdma link add siw0 type siw netdev eth0
> # mount -t 9p -o trans=rdma,aname=/tmp/linux-test <hostip> /mnt
> ```
> 
> I've tested both the new and old mount api (with util-linux mount and
> busybox mount) and it all seems in order to me;
> as discussed in the other part of the thread we're now failing on
> unknown options but I think that's a feature and we can change that if
> someone complains.

Super, thanks.

>> As for "waiting for you," I assume that's more for your maintainer peers
>> than for me? I'm not sure if this would go through Christian (cc'd) or
>> through you?
> 
> Sorry, I wasn't paying attention and confused you with another Eric
> (Van Hensbergen) who is a 9p maintainer, so I was thinking you'd take
> the patches, but that wasn't correct.
> And that's after seeing your name all the time in #xfs, I'm sorry..

No worries! I don't mind being confused with awesome people ;)

> Christian is "just" a reviewer (for now!), and none of the other
> maintainers pick much up lately, so I'll give this a second look and
> take the patches.
> Linus just closed up 6.17-rc1 so I guess this will get in 6.18 in the
> next cycle, unless there'd be a reason to hurry?

No reason to hurry. This has been a long process, and a little longer will
not hurt.

Thanks!
-Eric (Sandeen)

> Thanks,





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