[PATCH 27/29] dax: fix up some of the block device related ifdefs

[Dan Williams]

On Tue, Nov 9, 2021 at 12:34 AM Christoph Hellwig <hch at lst.de> wrote:
>
> The DAX device <-> block device association is only enabled if
> CONFIG_BLOCK is enabled.  Update dax.h to account for that and use
> the right conditions for the fs_put_dax stub as well.

Looks good to me.

Reviewed-by: Dan Williams <dan.j.williams at intel.com>

>
> Signed-off-by: Christoph Hellwig <hch at lst.de>