Btrfs: don't lookup csums for prealloc extents
authorJosef Bacik <jbacik@fusionio.com>
Wed, 26 Sep 2012 15:07:06 +0000 (11:07 -0400)
committerChris Mason <chris.mason@fusionio.com>
Tue, 9 Oct 2012 13:15:41 +0000 (09:15 -0400)
The tree logging stuff was looking up csums to copy over for prealloc
extents which is just work we don't need to be doing.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fusionio.com>

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