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SubjectRe: [PATCH 02/19] dax: Pass dax_dev to dax_writeback_mapping_range()
On Wed, Aug 21, 2019 at 01:57:03PM -0400, Vivek Goyal wrote:
> Right now dax_writeback_mapping_range() is passed a bdev and dax_dev
> is searched from that bdev name.
>
> virtio-fs does not have a bdev. So pass in dax_dev also to
> dax_writeback_mapping_range(). If dax_dev is passed in, bdev is not
> used otherwise dax_dev is searched using bdev.

Please just pass in only the dax_device and get rid of the block device.
The callers should have one at hand easily, e.g. for XFS just call
xfs_find_daxdev_for_inode instead of xfs_find_bdev_for_inode.

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