tree 553ebd98601d3edcae182002f72246a04094d9c6
parent 202ee5facb2c55f36a4324a4f56d8bdf3617a579
author Tristan Ye <tristan.ye@oracle.com> 1300430135 +0800
committer Tristan Ye <tristan.ye@oracle.com> 1306307830 +0800

Ocfs2/move_extents: find the victim alloc group, where the given #blk fits.

This function tries locate the right alloc group, where a given physical block
resides, it returns the caller a buffer_head of victim group descriptor, and also
the offset of block in this group, by passing the block number.

Signed-off-by: Tristan Ye <tristan.ye@oracle.com>