[pacman-dev] [GIT] The official pacman repository branch, master, updated. v3.0.0-531-gd0d5848

Nagy Gabor ngaba at bibl.u-szeged.hu
Thu Nov 8 14:31:37 EST 2007


> commit 2ee90ddae23dd86c68223c0d6c49f0b92d62429d
> Author: Aaron Griffin <aaronmgriffin at gmail.com>
> Date:   Tue Nov 6 00:55:45 2007 -0600
> 
>     Maintain list tail pointers in the head node
>     
>     List head nodes contain null 'prev' pointer, which we can (ab)use to
> maintain a
>     back reference to the tail pointer of the list.
>     
>     While list additions are not _significantly_ improved, they are still
> sped up.
>     
>     Original
>        $ time pacman -Qo /usr/bin/wtpt
>        /usr/bin/wtpt is owned by lcms 1.17-2
>     
>        real    0m3.623s
>        user    0m1.883s
>        sys     0m1.473s
>     
>     New
>        $ time pacman -Qo /usr/bin/wtpt
>        /usr/bin/wtpt is owned by lcms 1.17-2
>     
>        real    0m2.006s
>        user    0m0.263s
>        sys     0m1.627s
>     
>     Signed-off-by: Aaron Griffin <aaronmgriffin at gmail.com>
> 
> -----------------------------------------------------------------------
Hm. What about alpm_list_remove_node?
Bye



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