Re: [PATCHv7 0/4] kexec-tools: add support for Xen 4.4

Daniel Kiper
2013-11-09T19:22:19Z

On Wed, Nov 06, 2013 at 02:55:18PM +0000, David Vrabel wrote:
> The series adds support for the new hypercall ABI which should be
> provided by Xen 4.4. Images are loaded into Xen directly with no
> kernel involvement.
>
> Please do not apply until the hypervisor side patches are applied to
> Xen.
>
> Patch 1 makes libxc 4.4 mandatory for Xen support.
>
> Patch 2-3 remove uses of /proc/iomem in favour of libxc.
>
> Patch 4 adds the support for loading, unloading, and exec'ing an image
> in Xen.
>
> This series explicitly drops support for older version of libxc/Xen as
> supporting kexec on these hypervisors requires kernel support that
> will never be available upstream.
>
> Changes in v7:
> - extend extra segment to 0-1 MiB so the VGA memory is accesible by
> the image.
>
> Changes in v6:
> - Close libxc handle a few error paths.
>
> Changes in v5:
> - Dropped the purgatory patch.
>
> Changes in v4:
> - KEXEC_ARCH_DEFAULT => EM_386
> - add segment in the crash case for the backup src.
>
> Changes in v3 (not posted):
> - Rebased
>
> Changes in v2:
> - Patch from Don Sultz: use libxc for vmcoreinfo.
> - Use xc_get_max_cpus() to get number of PCPUs.
> - Enable unload and exec of images.

For whole Xen kexec/kdump kexec-tools series:

Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Tested-by: Daniel Kiper <daniel.kiper@oracle.com>

Daniel