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[GIT,PULL] KVM/arm64 fixes for 5.8, take #4

Message ID 20200728082255.3864378-1-maz@kernel.org
State New
Headers show
Series [GIT,PULL] KVM/arm64 fixes for 5.8, take #4 | expand

Pull-request

git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.8-4

Message

Marc Zyngier July 28, 2020, 8:22 a.m. UTC
Hi Paolo,

This is the last batch of fixes for 5.8. One fixes a long standing MMU
issue, while the other addresses a more recent brekage with out-of-line
helpers in the nVHE code.

Please pull,

	M.

The following changes since commit b9e10d4a6c9f5cbe6369ce2c17ebc67d2e5a4be5:

  KVM: arm64: Stop clobbering x0 for HVC_SOFT_RESTART (2020-07-06 11:47:02 +0100)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.8-4

for you to fetch changes up to b757b47a2fcba584d4a32fd7ee68faca510ab96f:

  KVM: arm64: Don't inherit exec permission across page-table levels (2020-07-28 09:03:57 +0100)

----------------------------------------------------------------
KVM/arm64 fixes for Linux 5.8, take #3

- Fix a corner case of a new mapping inheriting exec permission without
  and yet bypassing invalidation of the I-cache
- Make sure PtrAuth predicates oinly generate inline code for the
  non-VHE hypervisor code

----------------------------------------------------------------
Marc Zyngier (1):
      KVM: arm64: Prevent vcpu_has_ptrauth from generating OOL functions

Will Deacon (1):
      KVM: arm64: Don't inherit exec permission across page-table levels

 arch/arm64/include/asm/kvm_host.h | 11 ++++++++---
 arch/arm64/kvm/mmu.c              | 11 ++++++-----
 2 files changed, 14 insertions(+), 8 deletions(-)

Comments

Paolo Bonzini July 31, 2020, 11:25 a.m. UTC | #1
On 28/07/20 10:22, Marc Zyngier wrote:
> Hi Paolo,
> 
> This is the last batch of fixes for 5.8. One fixes a long standing MMU
> issue, while the other addresses a more recent brekage with out-of-line
> helpers in the nVHE code.
> 
> Please pull,
> 
> 	M.
> 
> The following changes since commit b9e10d4a6c9f5cbe6369ce2c17ebc67d2e5a4be5:
> 
>   KVM: arm64: Stop clobbering x0 for HVC_SOFT_RESTART (2020-07-06 11:47:02 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.8-4
> 
> for you to fetch changes up to b757b47a2fcba584d4a32fd7ee68faca510ab96f:
> 
>   KVM: arm64: Don't inherit exec permission across page-table levels (2020-07-28 09:03:57 +0100)
> 
> ----------------------------------------------------------------
> KVM/arm64 fixes for Linux 5.8, take #3
> 
> - Fix a corner case of a new mapping inheriting exec permission without
>   and yet bypassing invalidation of the I-cache
> - Make sure PtrAuth predicates oinly generate inline code for the
>   non-VHE hypervisor code
> 
> ----------------------------------------------------------------
> Marc Zyngier (1):
>       KVM: arm64: Prevent vcpu_has_ptrauth from generating OOL functions
> 
> Will Deacon (1):
>       KVM: arm64: Don't inherit exec permission across page-table levels
> 
>  arch/arm64/include/asm/kvm_host.h | 11 ++++++++---
>  arch/arm64/kvm/mmu.c              | 11 ++++++-----
>  2 files changed, 14 insertions(+), 8 deletions(-)
> 

Pulled, thanks.

Paolo