Re: [Xen-devel] [PATCH] xen/common: Drop function calls for Xen compile/version information

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Jan 16, 2017 at 01:04:09PM +0000, Andrew Cooper wrote:
> The chageset/version/compile information is currently exported as a set of
> function calls into a separate translation unit, which is inefficient for all
> callers.
> 
> Replace the function calls with externs pointing appropriately into .rodata,
> which allows all users to generate code referencing the data directly.
> 
> No functional change, but causes smaller and more efficient compiled code.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Ah crud. That breaks the livepatch test-cases (they patch the xen_extra_version
function).

Are there some other code that can be modified that is reported
by 'xl info' on which the test-cases can run (and reported easily?).

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