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ocfs2: Add ocfs2_trim_fs for SSD trim support.
authorTao Ma <boyu.mt@taobao.com>
Mon, 23 May 2011 02:36:43 +0000 (10:36 +0800)
committerJoel Becker <jlbec@evilplan.org>
Tue, 24 May 2011 06:37:18 +0000 (23:37 -0700)
Add ocfs2_trim_fs to support trimming freed clusters in the
volume. A range will be given and all the freed clusters greater
than minlen will be discarded to the block layer.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: Joel Becker <jlbec@evilplan.org>

No differences found
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