Btrfs: Rewrite btrfs_drop_extents
authorYan, Zheng <zheng.yan@oracle.com>
Thu, 12 Nov 2009 09:34:08 +0000 (09:34 +0000)
committerChris Mason <chris.mason@oracle.com>
Wed, 16 Dec 2009 02:24:52 +0000 (21:24 -0500)
Rewrite btrfs_drop_extents by using btrfs_duplicate_item, so we can
avoid calling lock_extent within transaction.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

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