[Virtio-fs] [PATCH v4 0/8] fuse,virtiofs: support per-file DAX

[Miklos Szeredi]

On Tue, 17 Aug 2021 at 04:22, Jeffle Xu <jefflexu at linux.alibaba.com> wrote:
>
> This patchset adds support of per-file DAX for virtiofs, which is
> inspired by Ira Weiny's work on ext4[1] and xfs[2].

Can you please explain the background of this change in detail?

Why would an admin want to enable DAX for a particular virtiofs file
and not for others?

Thanks,
Miklos