[v2] x86/bugs: Adjust SRSO mitigation to new features

[PATCH v2 0/4] x86/bugs: Adjust SRSO mitigation to new features

Borislav Petkov posted 4 patches 1 year, 2 months ago

Diff against v1
Download series mbox

Documentation/admin-guide/hw-vuln/srso.rst      | 10 ++++++++++
Documentation/admin-guide/kernel-parameters.txt |  2 +-
arch/x86/include/asm/cpufeatures.h              |  2 ++
arch/x86/include/asm/msr-index.h                |  1 +
arch/x86/kernel/cpu/bugs.c                      | 16 +++++++++++++++-
arch/x86/kernel/cpu/common.c                    |  1 +
arch/x86/kvm/cpuid.c                            |  2 +-
arch/x86/kvm/svm/svm.c                          |  6 ++++++
arch/x86/lib/msr.c                              |  2 ++
9 files changed, 39 insertions(+), 3 deletions(-)

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[PATCH v2 0/4] x86/bugs: Adjust SRSO mitigation to new features

Posted by Borislav Petkov 1 year, 2 months ago

From: "Borislav Petkov (AMD)" <bp@alien8.de>

Hi,

here's the next revision, with hopefully all review feedback addressed.

Changelog:
v1:

https://lore.kernel.org/r/20241104101543.31885-1-bp@kernel.org

Thx.

Borislav Petkov (AMD) (4):
  x86/bugs: Add SRSO_USER_KERNEL_NO support
  KVM: x86: Advertise SRSO_USER_KERNEL_NO to userspace
  x86/bugs: KVM: Add support for SRSO_MSR_FIX
  Documentation/kernel-parameters: Fix a typo in kvm.enable_virt_at_load
    text

 Documentation/admin-guide/hw-vuln/srso.rst      | 10 ++++++++++
 Documentation/admin-guide/kernel-parameters.txt |  2 +-
 arch/x86/include/asm/cpufeatures.h              |  2 ++
 arch/x86/include/asm/msr-index.h                |  1 +
 arch/x86/kernel/cpu/bugs.c                      | 16 +++++++++++++++-
 arch/x86/kernel/cpu/common.c                    |  1 +
 arch/x86/kvm/cpuid.c                            |  2 +-
 arch/x86/kvm/svm/svm.c                          |  6 ++++++
 arch/x86/lib/msr.c                              |  2 ++
 9 files changed, 39 insertions(+), 3 deletions(-)


base-commit: 40384c840ea1944d7c5a392e8975ed088ecf0b37
-- 
2.43.0

Re: [PATCH v2 0/4] x86/bugs: Adjust SRSO mitigation to new features

Posted by Nikolay Borisov 1 year, 2 months ago


On 2.12.24 г. 14:04 ч., Borislav Petkov wrote:
> From: "Borislav Petkov (AMD)" <bp@alien8.de>
> 
> Hi,
> 
> here's the next revision, with hopefully all review feedback addressed.
> 
> Changelog:
> v1:
> 
> https://lore.kernel.org/r/20241104101543.31885-1-bp@kernel.org

The series is pretty self-explanatory. So:

Reviewed-by: Nikolay Borisov <nik.borisov@suse.com>

> 
> Thx.
> 
> Borislav Petkov (AMD) (4):
>    x86/bugs: Add SRSO_USER_KERNEL_NO support
>    KVM: x86: Advertise SRSO_USER_KERNEL_NO to userspace
>    x86/bugs: KVM: Add support for SRSO_MSR_FIX
>    Documentation/kernel-parameters: Fix a typo in kvm.enable_virt_at_load
>      text
> 
>   Documentation/admin-guide/hw-vuln/srso.rst      | 10 ++++++++++
>   Documentation/admin-guide/kernel-parameters.txt |  2 +-
>   arch/x86/include/asm/cpufeatures.h              |  2 ++
>   arch/x86/include/asm/msr-index.h                |  1 +
>   arch/x86/kernel/cpu/bugs.c                      | 16 +++++++++++++++-
>   arch/x86/kernel/cpu/common.c                    |  1 +
>   arch/x86/kvm/cpuid.c                            |  2 +-
>   arch/x86/kvm/svm/svm.c                          |  6 ++++++
>   arch/x86/lib/msr.c                              |  2 ++
>   9 files changed, 39 insertions(+), 3 deletions(-)
> 
> 
> base-commit: 40384c840ea1944d7c5a392e8975ed088ecf0b37