Btrfs: don't change file extent's ram_bytes in btrfs_drop_extents

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>
This commit is contained in:
Yan Zheng 2009-01-06 09:58:02 -05:00 • committed by Chris Mason
commit 1ba12553f3