[PATCH 0/8] KVM/arm64 fixes for 5.12, take #1

Paolo Bonzini pbonzini at redhat.com
Sat Mar 6 09:50:02 GMT 2021


On 05/03/21 19:52, Marc Zyngier wrote:
> Hi Paolo,
> 
> Here's the first batch of fixes for 5.12. We have a handful of low
> level world-switch regressions, a page table walker fix, more PMU
> tidying up, and a workaround for systems with creative firmware.
> 
> This will need to go on top of the current state of mainline.

Applied to kvm/next (because kvm/master is also on the problematic 
5.12-rc1 tags), thanks.

Paolo

> Please apply,
> 
> 	M.
> 
> Andrew Scull (1):
>        KVM: arm64: Fix nVHE hyp panic host context restore
> 
> Jia He (1):
>        KVM: arm64: Fix range alignment when walking page tables
> 
> Marc Zyngier (4):
>        KVM: arm64: Turn kvm_arm_support_pmu_v3() into a static key
>        KVM: arm64: Don't access PMSELR_EL0/PMUSERENR_EL0 when no PMU is available
>        KVM: arm64: Rename __vgic_v3_get_ich_vtr_el2() to __vgic_v3_get_gic_config()
>        KVM: arm64: Workaround firmware wrongly advertising GICv2-on-v3 compatibility
> 
> Suzuki K Poulose (1):
>        KVM: arm64: nvhe: Save the SPE context early
> 
> Will Deacon (1):
>        KVM: arm64: Avoid corrupting vCPU context register in guest exit
> 
>   arch/arm64/include/asm/kvm_asm.h        |  4 ++--
>   arch/arm64/include/asm/kvm_hyp.h        |  8 ++++++-
>   arch/arm64/kernel/image-vars.h          |  3 +++
>   arch/arm64/kvm/hyp/entry.S              |  2 +-
>   arch/arm64/kvm/hyp/include/hyp/switch.h |  9 +++++---
>   arch/arm64/kvm/hyp/nvhe/debug-sr.c      | 12 ++++++++--
>   arch/arm64/kvm/hyp/nvhe/host.S          | 15 +++++++------
>   arch/arm64/kvm/hyp/nvhe/hyp-main.c      |  6 ++---
>   arch/arm64/kvm/hyp/nvhe/switch.c        | 14 +++++++++---
>   arch/arm64/kvm/hyp/pgtable.c            |  1 +
>   arch/arm64/kvm/hyp/vgic-v3-sr.c         | 40 +++++++++++++++++++++++++++++++--
>   arch/arm64/kvm/perf.c                   | 10 +++++++++
>   arch/arm64/kvm/pmu-emul.c               | 10 ---------
>   arch/arm64/kvm/vgic/vgic-v3.c           | 12 +++++++---
>   include/kvm/arm_pmu.h                   |  9 ++++++--
>   15 files changed, 116 insertions(+), 39 deletions(-)
> 




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