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Re: [Xen-devel] [PATCH 1/3] libxl: add 2 consoles to stubdoms for save/r

To: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH 1/3] libxl: add 2 consoles to stubdoms for save/restore
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Tue, 18 Jan 2011 17:29:00 +0000
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>
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On Tue, 18 Jan 2011, Ian Campbell wrote:
> On Tue, 2011-01-18 at 17:17 +0000, Stefano Stabellini wrote:
> > Rename the save file on resume so that it doesn't collide with the
> > name of the next save file.  
> What is the underlying issue here? Why does it matter if a save uses the
> same filename as a previous resume? Or is the issue that you can
> accidentally resume an image twice?

The issue is that the console backend is going to open both the resume
file and the next save file when it starts, so they cannot have the same

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