Dan Williams fa5d932c32 ext2, ext4, xfs: retrieve dax_device for iomap operations ...

In preparation for converting fs/dax.c to use dax_direct_access()
instead of bdev_direct_access(), add the plumbing to retrieve the
dax_device associated with a given block_device.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

2017-04-25 13:20:46 -07:00

3.3 KiB

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