Re: [Xen-devel] [PATCH for-4.5] xen: Bump several interface versions in preparation for Xen-4.5

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 04/11/14 11:44, Andrew Cooper wrote:

Apologies - the subject is wrong, but content is correct. (I think,
having now checked the other interface versions).

> c/s fce5281c "x86/mem_access: Deprecate the HVM mem_access ops" removes the
> structures associated with xen_hvm_{get,set}_mem_access from the Xen public
> API.
>
> While these were toolstack hypercalls and documented as liable to change in
> the future, it causes build issues for certain tools (valgrind, strace).
>
> As HVM ops have no specific interface version, the main Xen interface version
> needs to be bumped to compensate.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> CC: Keir Fraser <keir@xxxxxxx>
> CC: Jan Beulich <JBeulich@xxxxxxxx>
> CC: Tim Deegan <tim@xxxxxxx>
> CC: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
> CC: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
> CC: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
>
> ---
> This is a bugfix with regards to API versioning.  There is no risk whatsoever
> from taking it, but there is an outstanding API breakage which it fixes.
> ---
>  xen/include/public/xen-compat.h |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/xen/include/public/xen-compat.h b/xen/include/public/xen-compat.h
> index 3eb80a0..c1d660d 100644
> --- a/xen/include/public/xen-compat.h
> +++ b/xen/include/public/xen-compat.h
> @@ -27,7 +27,7 @@
>  #ifndef __XEN_PUBLIC_XEN_COMPAT_H__
>  #define __XEN_PUBLIC_XEN_COMPAT_H__
>  
> -#define __XEN_LATEST_INTERFACE_VERSION__ 0x00040400
> +#define __XEN_LATEST_INTERFACE_VERSION__ 0x00040500
>  
>  #if defined(__XEN__) || defined(__XEN_TOOLS__)
>  /* Xen is built with matching headers and implements the latest interface. */


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