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[PATCH v1 0/2] Viridian changes for Hyper-V as a guest
- To: xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
- Date: Fri, 28 Aug 2026 14:11:40 +0100
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- Cc: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>, Paul Durrant <paul@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger@xxxxxxxxxxxxxx>, Teddy Astie <teddy.astie@xxxxxxxxxx>
- Delivery-date: Fri, 28 Aug 2026 13:12:08 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Hi,
Here are two changes to get the existing Virdian enlightenments working
when running a Windows 11 guest with Hyper-V enabled
Hyper-V also depends on some unimplemented MSRs to boot, but that will
be addressed in a separate series.
Thanks,
Ross
Ross Lagerwall (2):
x86/viridian: Workaround Hyper-V GP fault writing to MSR
x86/viridian: Implement synthetic timer direct mode
xen/arch/x86/hvm/viridian/synic.c | 3 +++
xen/arch/x86/hvm/viridian/time.c | 25 +++++++++++++++++++------
xen/arch/x86/hvm/viridian/viridian.c | 3 +++
3 files changed, 25 insertions(+), 6 deletions(-)
--
2.53.0
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