tree 943edac57e87caabeaece086af13c8a0c6cef60f
parent ea78d80866ce375defb2fdd1c8a3aafec95e0f85
author Christoph Hellwig <hch@lst.de> 1474243965 +1000
committer Dave Chinner <david@fromorbit.com> 1474243965 +1000

fs: add iomap_file_dirty

Originally-From: Christoph Hellwig <hch@lst.de>

This function uses the iomap infrastructure to re-write all pages
in a given range.  This is useful for doing a copy-up of COW ranges,
and might be useful for scrubbing in the future.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>