[PATCH v2 0/5] KVM: arm64: Fixes for guest CPU feature trapping and enabling
Fuad Tabba
tabba at google.com
Thu Nov 6 06:44:12 PST 2025
Hi,
This series contains several fixes for guest vCPU feature trapping and
enabling, as well as a bit of tidying up.
Changes from v1 [1]:
- Dropped the MOPS patch (Joey)
- Dropped patches in favor of reworking coarse grain trapping in general
(Marc)
- Fix bug in Trace Buffer trapping (Suzuki)
Based on Linux 6.18-rc4.
Cheers,
/fuad
[1] https://lore.kernel.org/all/20251104125906.1919426-1-tabba@google.com/
Fuad Tabba (5):
KVM: arm64: Fix Trace Buffer trapping for protected VMs
KVM: arm64: Fix Trace Buffer trap polarity for protected VMs
KVM: arm64: Fix MTE flag initialization for protected VMs
KVM: arm64: Prevent host from managing timer offsets for protected VMs
KVM: arm64: Define FAR_MASK for fault IPA offset
arch/arm64/include/asm/kvm_arm.h | 2 ++
arch/arm64/kvm/arch_timer.c | 18 +++++++++++++-----
arch/arm64/kvm/hyp/nvhe/pkvm.c | 12 +++++++-----
arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c | 2 +-
arch/arm64/kvm/inject_fault.c | 2 +-
arch/arm64/kvm/mmu.c | 4 ++--
arch/arm64/kvm/sys_regs.c | 6 ++++--
7 files changed, 30 insertions(+), 16 deletions(-)
base-commit: 6146a0f1dfae5d37442a9ddcba012add260bceb0
--
2.51.2.1041.gc1ab5b90ca-goog
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