iowatcher: add blktrace destination options

Add 'D' for blktrace destination options so that we can save trace
in the destination directory.

Signed-off-by: Liu Bo <liub.liubo@gmail.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
1 file changed
tree: 621e7f623fac45105a8ae0d01659e39b96cb49d4
  1. iowatcher/