ext4: remove single extent cache
authorZheng Liu <wenqing.lz@taobao.com>
Mon, 18 Feb 2013 05:31:07 +0000 (00:31 -0500)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 18 Feb 2013 05:31:07 +0000 (00:31 -0500)
Single extent cache could be removed because we have extent status tree
as a extent cache, and it would be better.

Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Jan kara <jack@suse.cz>

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