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i386/xen: implement HYPERVISOR_xen_version
authorJoao Martins <joao.m.martins@oracle.com>
Thu, 14 Jun 2018 12:29:45 +0000 (08:29 -0400)
committerDavid Woodhouse <dwmw@amazon.co.uk>
Wed, 1 Mar 2023 08:22:49 +0000 (08:22 +0000)
commitbedcc1392481e2528d9b470a9b21512a923a3b75
tree7e42e22337c77f592412c1459ba1137c9f5bc013
parent55a3f666b4ca06012e1fd2bc298c4658b28773ea
i386/xen: implement HYPERVISOR_xen_version

This is just meant to serve as an example on how we can implement
hypercalls. xen_version specifically since Qemu does all kind of
feature controllability. So handling that here seems appropriate.

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
[dwmw2: Implement kvm_gva_rw() safely]
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
target/i386/kvm/xen-emu.c