ceph/ceph — pull request #2465 by majianpeng (2014-09-12 02:15:22+00:00)
Title: erasure-code: Remove the unnecessary code.

Although do erasure-encode need align memory, the rebuild_page_aligned
and create_page_aligned don't this function. Really in func encode_chunks,
it make the encode data memory address aligned.

Signed-off-by: Ma Jianpeng