WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] [PATCH] Introduce dom0-min-space configuration option

To: Michal Novotny <minovotn@xxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Introduce dom0-min-space configuration option
From: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Date: Wed, 21 Jul 2010 14:25:25 +0100
Cc: "'xen-devel@xxxxxxxxxxxxxxxxxxx'" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Wed, 21 Jul 2010 06:26:22 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4C3D9E22.3030302@xxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <4C3B59FE.2060201@xxxxxxxxxx> <19516.43557.723062.885082@xxxxxxxxxxxxxxxxxxxxxxxx> <4C3D9E22.3030302@xxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Michal Novotny writes ("Re: [Xen-devel] [PATCH] Introduce dom0-min-space 
configuration option"):
> Ian, the problem is when pygrub extracts the vmlinuz and initrd for PV 
> guests but there's insufficient space on the dom0, there's no error 
> message but the error is being raised from Xend itself, [...]

So the correct fix is to make sure the error propagation works
correctly.

>  libxc to be precise since there's the zStream inflation code but
> since the input data are not valid (i.e. they're just partial,

That suggests that not only is the error being bungled somewhere, it's
being outright ignored and something tries to decompress the truncated
file.

These bugs should be fixed.

But I think your patch is entirely wrong, I'm afraid.

Ian.

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel