unlzma shrink

Denys Vlasenko vda.linux at googlemail.com
Sun Mar 2 18:57:19 UTC 2008


hi Pascal,

On Sunday 02 March 2008 15:53, Denys Vlasenko wrote:
> > function                                             old     new   delta
> > unpack_lzma_stream                                  2398    2251    -147
> > ------------------------------------------------------------------------------
> > (add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-147)           Total: -147
> > bytes
> 
> On this file:
> 
> http://gnu.ethz.ch/lzma/linux/linux-2.6.23.tar.lzma
> 
> "time unlzma <linux-2.6.23.tar.lzma >/dev/null"
> before patch I it takes ~8.75 seconds "user" time,
> after patch it's going up to ~9.04 seconds.

I applied your patch but activated code-saving variant only if
CONFIG_FEATURE_LZMA_FAST is not selected - please take a look
at current svn.

Thanks!
--
vda



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