Btrfs: fix unprotected extent map operation when logging file extents

We forget to protect the modified_extents list, fix it.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
This commit is contained in:
Miao Xie 2012-11-01 07:34:54 +00:00 • committed by Josef Bacik
commit bbe1426764