(subset) [PATCH v3 00/17] KVM: arm64: Fixes to fine grain traps and pKVM traps

[Fuad Tabba]

On Mon, Dec 18, 2023 at 5:11 PM Marc Zyngier <maz at kernel.org> wrote:
>
> On Thu, 14 Dec 2023 10:01:40 +0000, Fuad Tabba wrote:
> > Changes from v2:
> > - Rebased on arm64/for-next/sysregs, which includes new system
> >   register definitions (Mark, Joey)
> > - Explicitly trap unsupported HFGxTR_EL2 features rather than
> >   relying on its nMASK (Joey)
> > - Add new system registers to the auto-generated sysreg rather
> >   than hardcoding them (Mark)
> > - Drop patch that was meant as RFC
> > - Added missing system registers, fields, and  system
> >   instructions
> > - Split patches that make system register changes
> > - Fixes to patches defining allowed features for protected VMs
> > - Other minor fixes and tidying up
> >
> > [...]
>
> Applied to next with the changes agreed on the list.

Thank you!
/fuad

>
> [05/17] KVM: arm64: Explicitly trap unsupported HFGxTR_EL2 features
>         commit: 1565c881c3df053447309ff69ec7fd5dee2085e4
> [06/17] KVM: arm64: Add missing HFGxTR_EL2 FGT entries to nested virt
>         commit: 9d400eb722bd1be712b007149ff1d8fb2d6470db
> [07/17] KVM: arm64: Add missing HFGITR_EL2 FGT entries to nested virt
>         commit: 863ac38984a822ff9f4337d70853d771dcf7aae5
> [08/17] KVM: arm64: Add bit masks for HAFGRTR_EL2
>         commit: f9d6ed0213021ea00af30efbfa33e9a06c0610f2
> [09/17] KVM: arm64: Handle HAFGRTR_EL2 trapping in nested virt
>         commit: 676f482354886caa9b0cfa9236f5d20ac78f8c6a
> [10/17] KVM: arm64: Update and fix FGT register masks
>         commit: fc04838f9c00fcbc90a8926bbd46928d6fb36477
> [11/17] KVM: arm64: Add build validation for FGT trap mask values
>         commit: 6c4abbea6d9c09df448b43624074a208c38e68e0
> [12/17] KVM: arm64: Use generated FGT RES0 bits instead of specifying them
>         commit: 9ff67dd26a9eed9d73dc23aa63e87b16b3382184
> [13/17] KVM: arm64: Define FGT nMASK bits relative to other fields
>         commit: 5f6bd3f3daaaab8559ad7d2266ba38345231b7ae
> [14/17] KVM: arm64: Macros for setting/clearing FGT bits
>         commit: 0ccd901da1886cf9dc53ab36ad8f1160b65e41f1
> [15/17] KVM: arm64: Fix which features are marked as allowed for protected VMs
>         commit: 73e3ce3f4a0e561e24ca71b20de00f03b427981e
> [16/17] KVM: arm64: Mark PAuth as a restricted feature for protected VMs
>         commit: 21de26dbc5170dde8e4dfbfa1ecb77804ed6a377
> [17/17] KVM: arm64: Trap external trace for protected VMs
>         commit: 9d52612690985fc0ee1ae1fbad61530a4f6bbb53
>
> Cheers,
>
>         M.
> --
> Without deviation from the norm, progress is not possible.
>
>