Squashfs: add compression options support to xz decompressor

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Pass the dictionary size used to compress datablocks.  Using a
dictionary size less than the block size saves memory overhead, in many
cases without adversely affecting compression ratio.

Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>

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Phillip Lougher 2011-02-28 15:31:46 +00:00

parent b7fc0ff09d

commit ff750311d3

1 changed files with 41 additions and 8 deletions

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fs/squashfs/xz_wrapper.c

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