[GIT PULL] KVM fixes for 5.13-rc6

[GIT PULL] KVM fixes for 5.13-rc6

[Paolo Bonzini]

Linus,

The following changes since commit 000ac42953395a4f0a63d5db640c5e4c88a548c5:

  selftests: kvm: fix overlapping addresses in memslot_perf_test (2021-05-29 06:28:06 -0400)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/virt/kvm/kvm.git tags/for-linus

for you to fetch changes up to da27a83fd6cc7780fea190e1f5c19e87019da65c:

  kvm: avoid speculation-based attacks from out-of-range memslot accesses (2021-06-08 17:12:05 -0400)

----------------------------------------------------------------
Bugfixes, including a TLB flush fix that affects processors
without nested page tables.

----------------------------------------------------------------
Ashish Kalra (1):
      KVM: SVM: Fix SEV SEND_START session length & SEND_UPDATE_DATA query length after commit 238eca821cee

Christian Borntraeger (1):
      KVM: selftests: introduce P47V64 for s390x

Lai Jiangshan (3):
      KVM: X86: MMU: Use the correct inherited permissions to get shadow page
      KVM: x86: Ensure PV TLB flush tracepoint reflects KVM behavior
      KVM: x86: Unload MMU on guest TLB flush if TDP disabled to force MMU sync

Paolo Bonzini (1):
      kvm: avoid speculation-based attacks from out-of-range memslot accesses

Sean Christopherson (1):
      KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message

Wanpeng Li (1):
      KVM: LAPIC: Write 0 to TMICT should also cancel vmx-preemption timer

Zhenzhong Duan (1):
      selftests: kvm: Add support for customized slot0 memory size

 Documentation/virt/kvm/mmu.rst                    |  4 +-
 arch/x86/kvm/lapic.c                              | 17 +++++---
 arch/x86/kvm/mmu/paging_tmpl.h                    | 14 +++---
 arch/x86/kvm/svm/sev.c                            |  6 +--
 arch/x86/kvm/trace.h                              |  6 +--
 arch/x86/kvm/x86.c                                | 19 ++++++++-
 include/linux/kvm_host.h                          | 10 ++++-
 tools/testing/selftests/kvm/include/kvm_util.h    | 10 +++--
 tools/testing/selftests/kvm/kvm_page_table_test.c |  2 +-
 tools/testing/selftests/kvm/lib/kvm_util.c        | 52 +++++++++++++++++++----
 tools/testing/selftests/kvm/lib/perf_test_util.c  |  2 +-
 tools/testing/selftests/kvm/memslot_perf_test.c   |  2 +-
 12 files changed, 105 insertions(+), 39 deletions(-)

Re: [GIT PULL] KVM fixes for 5.13-rc6

[pr-tracker-bot]

The pull request you sent on Tue,  8 Jun 2021 20:07:43 -0400:

> https://git.kernel.org/pub/scm/virt/kvm/kvm.git tags/for-linus

has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/4422829e8053068e0225e4d0ef42dc41ea7c9ef5

Thank you!

-- 
Deet-doot-dot, I am a bot.
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__gfn_to_hva_memslot Spectre patch for stable (Was: Re: [GIT PULL] KVM fixes for 5.13-rc6)

[Maciej S. Szmigiero]

On 09.06.2021 02:07, Paolo Bonzini wrote:
(..)
> Paolo Bonzini (1):
>        kvm: avoid speculation-based attacks from out-of-range memslot accesses
> 

That commit looks like something that stable kernels might benefit from, too -
any plans to submit it for stable?

Responding to the pull request since I can't find that patch posted on
a mailing list.

Thanks,
Maciej