From: Kevin Ballard <kevin@sb.org>
Date: Fri, 16 May 2008 17:48:01 GMT
Subject: Re: git-svn goes into infinite loop rebuilding rev_map
Message-ID: <4E00E139-E354-4336-8290-51CD1B55017A@sb.org>
In-Reply-To: <4aca3dc20805161015l28d1e4a2u318c1bc23bb5b925@mail.gmail.com>

On May 16, 2008, at 1:15 PM, Daniel Berlin wrote:

> Starting last night, for no particularly obvious reason, git-svn fetch
> (or git-svn rebase or any command that does naything interesting) on
> gcc.gnu.org's repo causes git-svn to do the following:
>
> -bash-3.00$ git-svn fetch
> Rebuilding .git/svn/trunk/.rev_map. 
> 138bc75d-0d04-0410-961f-82ee72b054a4 ...
> Done rebuilding .git/svn/trunk/.rev_map. 
> 138bc75d-0d04-0410-961f-82ee72b054a4
> Rebuilding .git/svn/trunk/.rev_map. 
> 138bc75d-0d04-0410-961f-82ee72b054a4 ...
> <repeat forever>
>
>
> I checked the obvious things. There is no permissions problem, strace
> doesn't show the writes failing, etc.
> git-fsck shows nothing as being obviously wrong.

Are you sure? I just glanced at the code, and it avoids rebuilding i  
the map file exists and is not empty.

> This just suddenly started happening with no obvious reason (we fire
> off git-svn fetch and rebase on the repo when cvs commits happen).
>
> git-log shows the last processed rev was:
>
> commit e66b310fb9a3ddc7ed5143db3c468711c8a36d08
> Author: uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4>
> Date:   Thu May 15 14:38:23 2008 +0000
>
>        * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m"  
> constraint
>        to alternative 4 of operand 2.
>
>
>    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135364
> 138bc75d-0d04-0410-961f-82ee72b054a4
>
>
> I'm happy to provide anything i can to get the problem fixed, but not
> being a git expert, i have no idea what is up here.

What version of git do you have? And you might want to CC Eric Wong <normalperson@yhbt.net 
 > on this.

-Kevin Ballard

-- 
Kevin Ballard
http://kevin.sb.org
kevin@sb.org
http://www.tildesoft.com