[Mageia-dev] RFT: xen support

Mon Jan 9 11:25:30 CET 2012

Le 09/01/2012 11:06, Thierry Vignaud a écrit :
+> On 9 January 2012 10:49, Guillaume Rousse<guillomovitch at gmail.com>  wrote:
+>>>> And as of kernel-2.6.38.2-4.mga1 there has been some cleanups and addons
+>>>> for
+>>>> xen:
+>>>>
+>>>> There is now a kernel-xen-pvops that also should work as dom0.
+>>>>
+>>>> Now this is mostly upstream kenel.org code so its not as fully
+>>>> featured as the old kernel-xen. You can see the features listed here:
+>>>> http://wiki.xensource.com/xenwiki/XenParavirtOps.
+>>>>
+>>>> There is one exception: our 2.6.38 kernel has xen-netback backend driver
+>>>> added.
+>>>>
+>>>> So those of you that have been using xen, please test atleast the
+>>>> following:
+>>>>
+>>>> - check that kernel-server still works as a xen guest
+>>>> - try to use kernel-xen-pvops as dom0 and see how it works
+>>>> (you can also try to use kernel-xen-pvops as a normal xen guest)
+>>>
+>>>
+>>> Doesn't that mean that when running in XEN, the installer shouldn't
+>>> pick kernel-server
+>>> instead of kernel-desktop? (since we've no dom0 support in the later)
+>>> Or even kernel-xen-pvps if there's no HW support for virtualisation?
+>>
+>> If 'running in Xen' means 'running as guest', you don't need any special
+>> kernel for hardware virtualisation, and just a kernel with Xen support for
+>> paravirtualisation. The dom0 support is only needed for the xen host. Which
+>> means the installer kernel itself should have xen support to be runnable in
+>> any context.
+>
+> Either we should restore alt1 in installer or we should enable DOM0 support
+> in desktop kernel
+You seems to be confusing xen basic support and xen dom0 support. The 
+later is only useful for server kernel, while the first one should be 
+enabled for all kernels. Provided the original concerns with nvidia AGP 
+support are fixed now.
+
+-- 
+BOFH excuse #75:
+
+There isn't any problem
+