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    SubjectRe: [PATCH v5 18/18] kvm: arm64: Allow tuning the physical address size for VM
    On 17 September 2018 at 11:41, Suzuki K Poulose <suzuki.poulose@arm.com> wrote:
    > Allow specifying the physical address size limit for a new
    > VM via the kvm_type argument for the KVM_CREATE_VM ioctl. This
    > allows us to finalise the stage2 page table as early as possible
    > and hence perform the right checks on the memory slots
    > without complication. The size is ecnoded as Log2(PA_Size) in
    > bits[7:0] of the type field. For backward compatibility the
    > value 0 is reserved and implies 40bits. Also, lift the limit
    > of the IPA to host limit and allow lower IPA sizes (e.g, 32).
    >
    > The userspace could check the extension KVM_CAP_ARM_VM_PHYS_SHIFT
    > for the availability of this feature. The cap check returns the
    > maximum limit for the physical address shift supported by the host.
    >
    > Cc: Marc Zyngier <marc.zyngier@arm.com>
    > Cc: Christoffer Dall <cdall@kernel.org>
    > Cc: Peter Maydel <peter.maydell@linaro.org>

    Typo: my surname has two "l"s in it.

    thanks
    -- PMM

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