Btrfs: don't change file extent's ram_bytes in btrfs_drop_extents
authorYan Zheng <zheng.yan@oracle.com>
Tue, 6 Jan 2009 14:58:02 +0000 (09:58 -0500)
committerChris Mason <chris.mason@oracle.com>
Tue, 6 Jan 2009 14:58:02 +0000 (09:58 -0500)
btrfs_drop_extents doesn't change file extent's ram_bytes
in the case of booked extent. To be consistent, we should
also not change ram_bytes when truncating existing extent.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>

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