[v4] x86: Drop cross-vendor support

[PATCH v4 0/4] x86: Drop cross-vendor support

Alejandro Vallejo posted 4 patches 3 weeks, 6 days ago

Diff against v1 v2 v3 v5
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Patches applied successfully (tree, apply log)
git fetch https://gitlab.com/xen-project/patchew/xen tags/patchew/20260311142711.16754-1-alejandro.garciavallejo@amd.com

There is a newer version of this series

CHANGELOG.md                             |  5 ++
tools/tests/cpu-policy/test-cpu-policy.c | 27 +++++++++
xen/arch/x86/hvm/hvm.c                   | 73 +++++++++---------------
xen/arch/x86/hvm/svm/svm.c               | 45 +++++++--------
xen/arch/x86/hvm/svm/vmcb.c              |  3 +
xen/arch/x86/hvm/vmx/vmx.c               |  3 +-
xen/arch/x86/include/asm/hvm/svm-types.h | 10 ----
xen/arch/x86/lib/cpu-policy/policy.c     |  5 +-
xen/arch/x86/msr.c                       |  8 +--
9 files changed, 91 insertions(+), 88 deletions(-)

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[PATCH v4 0/4] x86: Drop cross-vendor support

Posted by Alejandro Vallejo 3 weeks, 6 days ago

Hi,

Only patches 1 and 2 missing acks.

v1: https://lore.kernel.org/xen-devel/20260122164943.20691-1-alejandro.garciavallejo@amd.com/
v2: https://lore.kernel.org/xen-devel/20260205170923.38425-1-alejandro.garciavallejo@amd.com/
v3: https://lore.kernel.org/xen-devel/20260213114232.42996-1-alejandro.garciavallejo@amd.com/
pipeline (green):  https://gitlab.com/xen-project/people/agvallejo/xen/-/pipelines/2378378894

Cheers,
Alejandro

Alejandro Vallejo (4):
  x86: Reject CPU policies with vendors other than the host's
  x86/hvm: Disable cross-vendor handling in #UD handler
  x86/hvm: Remove cross-vendor checks from MSR handlers.
  x86/svm: Drop emulation of Intel's SYSENTER behaviour on AMD systems

 CHANGELOG.md                             |  5 ++
 tools/tests/cpu-policy/test-cpu-policy.c | 27 +++++++++
 xen/arch/x86/hvm/hvm.c                   | 73 +++++++++---------------
 xen/arch/x86/hvm/svm/svm.c               | 45 +++++++--------
 xen/arch/x86/hvm/svm/vmcb.c              |  3 +
 xen/arch/x86/hvm/vmx/vmx.c               |  3 +-
 xen/arch/x86/include/asm/hvm/svm-types.h | 10 ----
 xen/arch/x86/lib/cpu-policy/policy.c     |  5 +-
 xen/arch/x86/msr.c                       |  8 +--
 9 files changed, 91 insertions(+), 88 deletions(-)


base-commit: bfb33fa6d4eb4110cd7dd47ec71d2e550739e126
-- 
2.43.0