From: H. Peter Anvin <hpa@zytor.com>
Date: Tue, 09 Jun 2009 18:42:37 GMT
Subject: Re: [PATCH v3 0/3] automatically skip away from broken commits
Message-ID: <4A2EAD1D.7010201@zytor.com>
In-Reply-To: <7vljo1mf09.fsf@alter.siamese.dyndns.org>

Junio C Hamano wrote:
> "H. Peter Anvin" <hpa@zytor.com> writes:
> 
>> My main objection to the "skip in goodness space" is exactly the same as
>> Junio's... it doesn't really buy you what it claims to sell.
> 
> It is no worse than the original "pick the next best in goodness space";
> neither try to avoid the ones close to untestable ones.
> 

Well, it's certainly better than "next best in goodness space", which is
provably pessimal in many common cases.

> So as long as it does not claim "we intelligently try to skip away from
> untestable ones", I am actually Ok with Christian's patch.  It might do
> worse than the random walk in pathological cases, but I suspect not by a
> big margin.

	-hpa