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[4.17?] Re: [PATCH] x86/HVM+shim: fix build when !CONFIG_GRANT_TABLE
- To: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>, Henry Wang <Henry.Wang@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 1 Dec 2022 17:05:07 +0100
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- Cc: George Dunlap <George.Dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>, Henry Wang <Henry.Wang@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 01 Dec 2022 16:05:14 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 01.12.2022 17:01, Andrew Cooper wrote:
> On 01/12/2022 15:57, Jan Beulich wrote:
>> The HVM flavor of the hypercall handlers exists only when GRANT_TABLE is
>> enabled, while surrogate shim variants exist only for the purpose of PV.
>> (Also scratch out the Arm variant in that case; what exactly is used in
>> that cell of the new table row doesn't really matter.)
>>
>> Fixes: 8523851dbc49 ("xen/x86: call hypercall handlers via generated macro")
>> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
>> Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
>
> Thanks for investigating.
>
> Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Thanks.
> Thoughts about inclusion into 4.17? This is a build time regression vs
> 4.16.
I thought this was odd enough a configuration, but since you ask, let me
forward the question to Henry.
Jan
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