[GIT PULL] KVM/arm64 fixes for 5.9

Paolo Bonzini pbonzini at redhat.com
Wed Sep 9 11:20:35 EDT 2020


On 04/09/20 12:45, Marc Zyngier wrote:
> Hi Paolo,
> 
> Here's a bunch of fixes for 5.9. The gist of it is the stolen time
> rework from Andrew, but we also have a couple of MM fixes that have
> surfaced as people have started to use hugetlbfs in anger.

Hi Marc,

I'll get to this next Friday.

Paolo

> Please pull,
> 
> 	M.
> 
> The following changes since commit 9123e3a74ec7b934a4a099e98af6a61c2f80bbf5:
> 
>   Linux 5.9-rc1 (2020-08-16 13:04:57 -0700)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.9-1
> 
> for you to fetch changes up to 7b75cd5128421c673153efb1236705696a1a9812:
> 
>   KVM: arm64: Update page shift if stage 2 block mapping not supported (2020-09-04 10:53:48 +0100)
> 
> ----------------------------------------------------------------
> KVM/arm64 fixes for Linux 5.9, take #1
> 
> - Multiple stolen time fixes, with a new capability to match x86
> - Fix for hugetlbfs mappings when PUD and PMD are the same level
> - Fix for hugetlbfs mappings when PTE mappings are enforced
>   (dirty logging, for example)
> - Fix tracing output of 64bit values
> 
> ----------------------------------------------------------------
> Alexandru Elisei (1):
>       KVM: arm64: Update page shift if stage 2 block mapping not supported
> 
> Andrew Jones (6):
>       KVM: arm64: pvtime: steal-time is only supported when configured
>       KVM: arm64: pvtime: Fix potential loss of stolen time
>       KVM: arm64: Drop type input from kvm_put_guest
>       KVM: arm64: pvtime: Fix stolen time accounting across migration
>       KVM: Documentation: Minor fixups
>       arm64/x86: KVM: Introduce steal-time cap
> 
> Marc Zyngier (2):
>       KVM: arm64: Do not try to map PUDs when they are folded into PMD
>       KVM: arm64: Fix address truncation in traces
> 
>  Documentation/virt/kvm/api.rst     | 22 ++++++++++++++++++----
>  arch/arm64/include/asm/kvm_host.h  |  2 +-
>  arch/arm64/kvm/arm.c               |  3 +++
>  arch/arm64/kvm/mmu.c               |  8 +++++++-
>  arch/arm64/kvm/pvtime.c            | 29 +++++++++++++----------------
>  arch/arm64/kvm/trace_arm.h         | 16 ++++++++--------
>  arch/arm64/kvm/trace_handle_exit.h |  6 +++---
>  arch/x86/kvm/x86.c                 |  3 +++
>  include/linux/kvm_host.h           | 31 ++++++++++++++++++++++++++-----
>  include/uapi/linux/kvm.h           |  1 +
>  10 files changed, 83 insertions(+), 38 deletions(-)
> 




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