Status of bzip2 and lzma kernel compression for ARM?

Martin Michlmayr tbm at cyrius.com
Wed Nov 11 12:20:35 EST 2009


* Albin Tonnerre <albin.tonnerre at free-electrons.com> [2009-11-11 18:07]:
> Regarding Bzip2, some testing showed that the decompressor needs at least 3.5Mb
> of memory available for malloc(), which is not available on ARM as head.S
> allocates only 64kb, so I'm sure what to do about it. At this stage, I think
> the most sensible thing to do is forgetting about using bzip2 on ARM.

I'm mostly interested in LZMA, so lack of bzip2 support would not be a
problem for me.

> The LZMA patch relies on patch 2/4 of the LZO patchset, which I
> resubmitted today: http://lkml.org/lkml/2009/11/11/129  I'll likely
> submit the LZMA patch once I get Russell's approval on the ARM part
> of the LZO patchset. In the

Excellent!  I'll give your patch a go on the weekend.
-- 
Martin Michlmayr
http://www.cyrius.com/



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