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

On 06/11/13 14:55, 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.

The hypervisor patches are now in Xen unstable and will be available in
the upcoming Xen 4.4 release.

Please apply this corresponding kexec-tools series.

When making a new release with these patches in I would recommend adding
a release note saying Xen 4.4 is now required to kexec under 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:
> - 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.
> David

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