[PATCH v2 0/4] KVM: arm64: Fix initializing HCRX_EL2 and other traps in pKVM

Marc Zyngier maz at kernel.org
Thu Feb 27 06:13:59 PST 2025


On Wed, 26 Feb 2025 21:55:16 +0000,
Fuad Tabba <tabba at google.com> wrote:
> 
> Changes since v1 [*]:
> - Factor out setting HCRX_EL2 traps into a separate function and
> share logic between protected and non-protected modes
> - Rebase on Linux 6.14-rc4
> 
> For context, please refer to v1 [*].
> 
> Cheers,
> /fuad
> 
> [*] https://lore.kernel.org/all/20250214150258.464798-1-tabba@google.com/
> 
> Fuad Tabba (4):
>   KVM: arm64: Factor out setting HCRX_EL2 traps into separate function
>   KVM: arm64: Initialize HCRX_EL2 traps in pKVM
>   KVM: arm64: Factor out pKVM hyp vcpu creation to separate function
>   KVM: arm64: Create each pKVM hyp vcpu after its corresponding host
>     vcpu
> 
>  arch/arm64/include/asm/kvm_emulate.h   | 24 +++++++++
>  arch/arm64/include/asm/kvm_host.h      |  2 +
>  arch/arm64/include/asm/kvm_pkvm.h      |  1 +
>  arch/arm64/kvm/arm.c                   |  4 ++
>  arch/arm64/kvm/hyp/include/nvhe/pkvm.h |  6 ---
>  arch/arm64/kvm/hyp/nvhe/pkvm.c         | 62 ++++++++++++++---------
>  arch/arm64/kvm/pkvm.c                  | 70 +++++++++++++-------------
>  arch/arm64/kvm/sys_regs.c              | 20 +-------
>  8 files changed, 104 insertions(+), 85 deletions(-)
> 
> 
> base-commit: d082ecbc71e9e0bf49883ee4afd435a77a5101b6

Reviewed-by: Marc Zyngier <maz at kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.



More information about the linux-arm-kernel mailing list