tree 9c813902da86e942c2def0468b7f2db54cb9f0f4
parent 920e4a58d27ea146b34674cf9565ab0373f9ca51
author Miao Xie <miaox@cn.fujitsu.com> 1389787256 +0800
committer Chris Mason <clm@fb.com> 1390944039 -0800

Btrfs: cleanup the code of used_block_group in find_free_extent()

used_block_group is just used for the space cluster which doesn't
belong to the current block group, the other place needn't use it.
Or the logic of code seems unclear.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>