Messages in this thread | | | From | (Eric W. Biederman) | Date | Wed, 24 Jul 2013 00:49:25 -0700 | Subject | Re: [Xen-devel] is kexec on Xen domU possible? |
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Greg KH <gregkh@linuxfoundation.org> writes:
> On Tue, Jul 23, 2013 at 05:22:36PM -0700, Matt Wilson wrote: >> On Mon, Jul 22, 2013 at 11:33:15AM -0700, Greg KH wrote: >> > On Mon, Jul 22, 2013 at 11:24:46AM -0700, H. Peter Anvin wrote: >> > > On 07/22/2013 10:20 AM, Eric W. Biederman wrote: >> >> Many Xen-based cloud providers provide a mechanism for users to boot >> the kernels they want. For example you can use PV-GRUB on EC2 >> instances to boot a kernel that is stored within an AMI. >> >> For more info: >> http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/UserProvidedkernels.html > > Yes, that's quite true, but some don't, or they make it difficult to do > so. Using kexec also allows you to "be the bootloader" and decide on > _which_ kernel you want to boot, independant of what cloud provider you > use, something that lots of people want in their quest to not dependant > on any one company.
I would be more than happy to review and help get something merged that sorts out kexec on Xen.
Eric
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