tree 3d4155ce21b643b2f531210bb8f196a21b11e9a1
parent 6ffdac5e77017cd6d73dd79344eb37da8d1766d0
author Chris Mason <chris.mason@oracle.com> 1328456522 -0500
committer Ilya Dryomov <idryomov@gmail.com> 1328470214 +0200

Btrfs-progs: fall back to the v1 ioctl if the new balance ioctl fails

This only falls back if the plain version of balance start is used.
Any args make us report the ioctl isn't supported.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>