f2fs: support an ioctl to move a range of data blocks

This patch implements moving a range of data blocks from source file to
destination file.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2016-07-08 15:16:47 -07:00
commit 4dd6f977fc
2 changed files with 141 additions and 0 deletions