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Re: [PATCH v2 0/6] Miscellaneous speedup patches

From: Paolo Bonzini
Subject: Re: [PATCH v2 0/6] Miscellaneous speedup patches
Date: Sun, 24 Sep 2017 08:57:08 -0400 (EDT)

> I'll need to think about the hash patches: the hash implementation in
> GNU make is taken pretty straightforwardly from id-utils.  If we start
> to modify it significantly here we'd be cutting that relationship.  That
> may be OK, but I'd need to think about it.

Maybe you want to backport those to idutils instead? :)  Half of the
performance improvement comes from hashing (a mix of hashing faster,
hashing better, and improved cache behavior from linear probing).

> These changes are significant enough that I think they'll require
> copyright assignment paperwork.  I see that you already have assignments
> on file for a number of GNU projects: if you're willing to assign
> copyright for these changes to GNU make let me know, and if you need
> paperwork let me know that as well.

I forgot to mention that I did this work while being employed by Red Hat
and on company time, so I do not need copyright assignment.


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