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authorTristan Ye <tristan.ye@oracle.com>2011-05-25 14:23:43 +0800
committerTristan Ye <tristan.ye@oracle.com>2011-05-25 15:17:12 +0800
commit53069d4e76954e2e63c1b3c501051c6fbcf7298c (patch)
tree6b906eb22fef78636c7d4db7120370d7715f5aef /tools
parentee16cc037e255801892481a2d0b7c1fff2adf1aa (diff)
downloadlinux-53069d4e76954e2e63c1b3c501051c6fbcf7298c.tar.bz2
Ocfs2/move_extents: move/defrag extents within a certain range.
the basic logic of moving extents for a file is pretty like punching-hole sequence, walk the extents within the range as user specified, calculating an appropriate len to defrag/move, then let ocfs2_defrag/move_extent() to do the actual moving. This func ends up setting 'OCFS2_MOVE_EXT_FL_COMPLETE' to userpace if operation gets done successfully. Signed-off-by: Tristan Ye <tristan.ye@oracle.com>
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