| From: |
| Marc Zyngier <maz-AT-kernel.org> |
| To: |
| kvmarm-AT-lists.linux.dev, kvm-AT-vger.kernel.org, linux-arm-kernel-AT-lists.infradead.org |
| Subject: |
| [PATCH v2 00/16] KVM: arm64: nv: Shadow stage-2 page table handling |
| Date: |
| Wed, 29 May 2024 15:56:12 +0100 |
| Message-ID: |
| <20240529145628.3272630-1-maz@kernel.org> |
| Cc: |
| James Morse <james.morse-AT-arm.com>, Suzuki K Poulose <suzuki.poulose-AT-arm.com>, Oliver Upton <oliver.upton-AT-linux.dev>, Zenghui Yu <yuzenghui-AT-huawei.com>, Joey Gouly <joey.gouly-AT-arm.com>, Alexandru Elisei <alexandru.elisei-AT-arm.com>, Christoffer Dall <christoffer.dall-AT-arm.com>, Ganapatrao Kulkarni <gankulkarni-AT-os.amperecomputing.com> |
| Archive-link: |
| Article |
Here's the second version of the shadow stage-2 handling for NV
support on arm64.
* From v1 [1]
- Reworked the allocation of shadow S2 structures at init time to be
slightly clearer
- Lots of small cleanups
- Rebased on v6.10-rc1
[1] https://lore.kernel.org/r/20240409175448.3507472-1-maz@ke...
Christoffer Dall (2):
KVM: arm64: nv: Implement nested Stage-2 page table walk logic
KVM: arm64: nv: Unmap/flush shadow stage 2 page tables
Marc Zyngier (14):
KVM: arm64: nv: Support multiple nested Stage-2 mmu structures
KVM: arm64: nv: Handle shadow stage 2 page faults
KVM: arm64: nv: Add Stage-1 EL2 invalidation primitives
KVM: arm64: nv: Handle EL2 Stage-1 TLB invalidation
KVM: arm64: nv: Handle TLB invalidation targeting L2 stage-1
KVM: arm64: nv: Handle TLBI VMALLS12E1{,IS} operations
KVM: arm64: nv: Handle TLBI ALLE1{,IS} operations
KVM: arm64: nv: Handle TLBI IPAS2E1{,IS} operations
KVM: arm64: nv: Handle FEAT_TTL hinted TLB operations
KVM: arm64: nv: Tag shadow S2 entries with guest's leaf S2 level
KVM: arm64: nv: Invalidate TLBs based on shadow S2 TTL-like
information
KVM: arm64: nv: Add handling of outer-shareable TLBI operations
KVM: arm64: nv: Add handling of range-based TLBI operations
KVM: arm64: nv: Add handling of NXS-flavoured TLBI operations
arch/arm64/include/asm/esr.h | 1 +
arch/arm64/include/asm/kvm_asm.h | 2 +
arch/arm64/include/asm/kvm_emulate.h | 1 +
arch/arm64/include/asm/kvm_host.h | 36 ++
arch/arm64/include/asm/kvm_mmu.h | 26 +
arch/arm64/include/asm/kvm_nested.h | 127 +++++
arch/arm64/include/asm/sysreg.h | 17 +
arch/arm64/kvm/arm.c | 11 +
arch/arm64/kvm/hyp/vhe/switch.c | 51 +-
arch/arm64/kvm/hyp/vhe/tlb.c | 147 +++++
arch/arm64/kvm/mmu.c | 211 ++++++--
arch/arm64/kvm/nested.c | 780 ++++++++++++++++++++++++++-
arch/arm64/kvm/reset.c | 6 +
arch/arm64/kvm/sys_regs.c | 398 ++++++++++++++
14 files changed, 1773 insertions(+), 41 deletions(-)
--
2.39.2
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