tree 81d6fd1c3605f998051c46596b64da431b706e89
parent 5103e947b9b7ac18ddb21a04ee3486e94c6504d7
author Yan <yanzheng@21cn.com> 1195243028 -0500
committer Chris Mason <chris.mason@oracle.com> 1222355037 -0400

Btrfs: Add block group pinned accounting back

This patch adds a helper function 'update_pinned_extents' to
extent-tree.c. The usage of the helper function is similar to
'update_block_group',  the last parameter of the function indicates
pin vs unpin.

Signed-off-by: Chris Mason <chris.mason@oracle.com>