Re: svn commit: r1495204 - /subversion/trunk/subversion/libsvn_fs_fs/tree.c

On 06/20/2013 02:40 PM, stefan2_at_apache.org wrote:
> Author: stefan2
> Date: Thu Jun 20 21:40:50 2013
> New Revision: 1495204
>
> URL: http://svn.apache.org/r1495204
> Log:
> Follow-up to r1495063: integer overflows result in an inefficient hash
> function and reduce cache effectiveness.
>
> * subversion/libsvn_fs_fs/tree.c
> (cache_lookup): prevent unnecessary integer overflows in hash function

Hi Stefan,

I've been reading up on hash functions and am curious about this how
overflow can reduce cache effectiveness. Do you have any links or can
offer an explanation?

Thanks,
Blair
Received on 2013-06-20 23:44:17 CEST