Re: [PATCH] fstests: Add lustre support

[Xiao Yang <iceyangxiao@gmail.com>]

On 11/19/2025 3:25 PM, Zorro Lang wrote:
> Hi Yang,
> 
> As you can see, the fstests community doesn't like to spend time on
> maintaining fstests for out-of-tree fs, especially downstream-only filesystems.
> I'm not a dictator. If we accept to support someone filesystem and its
> patches, that means we'd like to spend time to review patches for it, think
> about it when update fstests, fix issues on it, and so on. So I'd like to
> respect the willing of fstests community.
> 
> For bcachefs, it was in-tree, and we know its contributors are still trying to
> keep it up to date. So I'd like to keep its supporting.
> 
> For glusterfs, it's an upstream open-source filesystem, it's base on FUSE of linux
> kernel. It can't be a kernel module, but it's a pure upstream fs at least. Actually
> I brought in it for testing FUSE at beginning.
> 
> So do you do this for*upstreaming* the lustre filesystem (any active source code link?)
> or just for using xfstests downstream? If it's the latter, I'd suggest you to fork
> xfstests, and maintain this patch downstream.
> 
> I noticed that there was a discussion about Lustre filesystem upstreaming:
> https://lore.kernel.org/linux-fsdevel/DA28F0FE-ACB6-486E-BF3D-85AF328FE2AD@amazon.com/T/#med943c38d27ddac1b68e9db37d6b0f2803ee6133
> 
> But I haven't found it's online. So if the "lustre upstreaming" project get
> an offical version be acked by mainline linux, fstests willing to support
> its later developing/testing. At your early developing stage, I think you
> can fork and maintain a downstream xfstests temporarily.
> 
> Thanks,
> Zorro

Hi zorro

Thanks for your explanation.
OK, I will fork xfstests and maintain it downstream for now.

Best Regards,
Xiao Yang