Re: [PATCH v5 5/8] virtio: Treat alloc_dax() -EOPNOTSUPP failure as non-fatal
From: Lukas Wunner
Date: Tue Feb 13 2024 - 01:26:22 EST
On Mon, Feb 12, 2024 at 11:30:58AM -0500, Mathieu Desnoyers wrote:
> In preparation for checking whether the architecture has data cache
> aliasing within alloc_dax(), modify the error handling of virtio
> virtio_fs_setup_dax() to treat alloc_dax() -EOPNOTSUPP failure as
> non-fatal.
>
> Co-developed-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> Fixes: d92576f1167c ("dax: does not work correctly with virtual aliasing caches")
That's a v4.0 commit, yet this patch uses DEFINE_FREE() which is
only available in v6.6 but not any earlier stable kernels.
So the Fixes tag feels a bit weird.
Apart from that,
Reviewed-by: Lukas Wunner <lukas@xxxxxxxxx>