Re: [Xen-devel] boot from xen hypervisor

[George Dunlap <George.Dunlap@xxxxxxxxxx>]

> On Jan 24, 2017, at 3:44 PM, Wei Liu <wei.liu2@xxxxxxxxxx> wrote:
> 
> Hi
> 
> Please don't top-post and please don't send screenshot to mailing list
> because it consumes a lot of bandwidth (every subscriber receives a
> copy). ;-)
> 
> On Tue, Jan 24, 2017 at 10:38:57AM -0500, Zvclproject Zvclproject wrote:
>> Hi Wei,
>> 
>> I have compile xen hypervisor from source code following the procedure in
>> the wiki to install the xen from source code, my development environment is
>> centos7
>> uname -a
>> Linux myxen 3.10.0-514.6.1.el7.x86_64 #1 SMP Wed Jan 18 13:06:36 UTC 2017
>> x86_64 x86_64 x86_64 GNU/Linux
>> 
>> I compile the source code then I installed it after that I need to change
>> the grub file of the centos such that I can boot to xen hypervisor and I
>> must also install the DOM0 but I can't see the boot order in the  grub as
>> following image depict
>> 
> 
> I'm not sure if CentOS 7 comes with a Dom0-capable kernel.

CentOS core does *not* come with a Dom0-capable kernel.  But the CentOS Virt 
SIG packages a dom0 kernel for use with the CentOS Virt SIG Xen packages.

You can get the kernel by installing centos-release-xen, and then doing a “yum 
update”.

 -George
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