Re: RHEL 5.5 Xen fixes

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On Wed, Mar 31, 2010 at 03:43:38PM -0400, Grant McWilliams wrote:
>    On Wed, Mar 31, 2010 at 11:38 AM, Pasi KÀrkkÀinen <[1]pasik@xxxxxx>
>    wrote:
> 
>      Hello,
> 
>      RHEL 5.5 has been released, and it contains many Xen related fixes.
> 
>      Here's the most important of the them.. fixing a dom0 caching bug which
>      could cause domU disk corruption when the domU disk was accessed from
>      dom0
>      after the domU was shutdown. Most people noticed this bug when pygrub
>      used wrong (cached) information.
> 
>      "pygrub uses cached and eventually outdated grub.conf, kernel and
>      initrd":
>      [2]https://bugzilla.redhat.com/show_bug.cgi?id=466681
> 
>      And some more:
> 
>      "Xen hypervisor doesn't mask xsave feature from the guest; Fedora 11 PV
>      domU kernel crashes":
>      [3]https://bugzilla.redhat.com/show_bug.cgi?id=524719
> 
>      "[RHEL-5 Xen]: F-11 Xen 64-bit domU cannot be started with > 2047MB of
>      memory":
>      [4]https://bugzilla.redhat.com/show_bug.cgi?id=502826
> 
>      " Boot hang when installing HVM DomU":
>      [5]https://bugzilla.redhat.com/show_bug.cgi?id=524052
> 
>      "[RHEL5 Xen]: PV guest crash on poweroff":
>      [6]https://bugzilla.redhat.com/show_bug.cgi?id=540811
> 
>      "[RHEL5 Xen]: Cpu frequency scaling is broken on Intel":
>      [7]https://bugzilla.redhat.com/show_bug.cgi?id=553324
> 
>      RHEL 5.5 kernel changelog:
>      [8]http://rhn.redhat.com/errata/RHSA-2010-0178.html
> 
>      Work-in-progress (Not yet in 5.5):
> 
>      "Grub2 guest support for RHEL5 Xen pygrub":
>      [9]https://bugzilla.redhat.com/show_bug.cgi?id=577511
> 
>      -- Pasi
> 
>    Are these changes in the kernel or changes to the installed Xen? I'm
>    wondering if this effects anyone using Xen 3.4 or newer.
> 

I think they're mixed.. you need to go through the bugzillas to figure out.
(and possibly compare to the kernel changelog above).

-- Pasi

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