From: "Uwe Kleine-König" <ukleinek@informatik.uni-freiburg.de>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: git@vger.kernel.org, peff@peff.net, gitster@pobox.com
Subject: Re: [PATCH] name-rev: Fix non-shortest description
Date: Mon, 27 Aug 2007 21:27:35 +0200 [thread overview]
Message-ID: <20070827192735.GB20753@informatik.uni-freiburg.de> (raw)
In-Reply-To: <Pine.LNX.4.64.0708231557590.20400@racer.site>
Johannes Schindelin wrote:
>
> Uwe Kleine-König noticed that under certain circumstances, name-rev
> picked a non-optimal tag. Jeff King analyzed that name-rev only
> takes into account the number of merge traversals, and then the
> _last_ number in the description.
>
> As an easy way to fix it, use a weighting factor for merge traversals:
> A merge traversal is now made 65535 times more expensive than a
> first-parent traversal.
>
> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Just from looking at the patch it seems to do what the log says. It
passes the test suite and fixed my use case. So:
Acked-by: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
But if I'd really prefer to know the "oldest" tag that includes the
given rev, I don't want that weighting. I will try to come up with a
patch that introduces a flag.
Best regards and thanks to Johannes
Uwe
--
Uwe Kleine-König
primes where sieve (p:xs) = [ x | x<-xs, x `rem` p /= 0 ]; \
primes = map head (iterate sieve [2..])
prev parent reply other threads:[~2007-08-27 19:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-23 10:38 name-rev does not show the shortest path Uwe Kleine-König
2007-08-24 11:55 ` Julian Phillips
2007-08-24 12:52 ` Uwe Kleine-König
2007-08-24 15:21 ` Julian Phillips
2007-08-24 18:33 ` Junio C Hamano
2007-08-25 15:04 ` Johannes Schindelin
2007-08-26 9:23 ` Jeff King
2007-08-26 15:38 ` Johannes Schindelin
2007-08-27 9:24 ` Jeff King
2007-08-27 9:57 ` Johannes Schindelin
2007-08-27 11:18 ` Johannes Schindelin
2007-08-27 11:37 ` [PATCH] name-rev: Fix non-shortest description Johannes Schindelin
2007-08-27 19:27 ` Uwe Kleine-König [this message]
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