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Re: [Xen-devel] [PATCH][RFC] making "xm dump-core" paralell

To: Rikiya Ayukawa <ayukawa.rikiya@xxxxxxxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH][RFC] making "xm dump-core" paralell
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Thu, 27 Sep 2007 08:39:20 +0100
Cc: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>, SUZUKI Kazuhiro <kaz@xxxxxxxxxxxxxx>
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On 27/9/07 03:12, "Rikiya Ayukawa" <ayukawa.rikiya@xxxxxxxxxxxxxxxxxx>
wrote:

> Hi,
> 
> xm has a subcommand "dump-core", which dumps the core image of
> the domainU to the file.
> This subcommand is useful, but it has the problem that xend
> can't deal with other xm commands while dealing with "dump-core".
> 
> The attached patch fixes this problem. ( for cset#15880:a00cc97b392a )

It seems rather a lot of code to do something which should be quite simple?
You seem to have two reasons for doing a dump (xm dump-core, crash), and the
locking protocol seems to know about those somehow -- what's that about?

 -- Keir



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