From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Simon Graham <simon.graham@virtualcomputer.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: Re: [Xen-users] rebased openSUSE Xen dom0 Patches
Date: Thu, 15 Apr 2010 19:41:08 +0100 [thread overview]
Message-ID: <C7ED1C54.1175C%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <BC8BC73D12649F439B502B4CB6FD58B10148E4A4@be23.exg4.exghost.com>
On 15/04/2010 19:36, "Simon Graham" <simon.graham@virtualcomputer.com>
wrote:
> It is not clear whether Dom0 is erroneously using pages that are and truly
> should be writable, or whether somehow pages have erroneously become writable;
> if anyone can suggest likely places to look for problems that would be
> awesome!
Typically it means that the guest kernel hasn't managed to zap all of its
writable mappings of a page before assigning it for use as a page table.
That doesn't immediately point to the bug, unfortunately. ;-)
-- Keir
next prev parent reply other threads:[~2010-04-15 18:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-15 18:36 [Xen-users] rebased openSUSE Xen dom0 Patches Simon Graham
2010-04-15 18:41 ` Keir Fraser [this message]
2010-04-16 7:58 ` Jan Beulich
2010-04-16 13:42 ` Simon Graham
2010-04-19 8:41 ` Jan Beulich
2010-04-19 14:52 ` Simon Graham
2010-04-19 15:09 ` Jan Beulich
2010-04-20 16:07 ` Simon Graham
2010-04-20 19:01 ` Konrad Rzeszutek Wilk
-- strict thread matches above, loose matches on Subject: below --
2010-04-21 7:04 Jan Beulich
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