[MODERATED] Re: [PATCH v7 0/5] NX 0

Ben Hutchings <[email protected]> Thu, 24 Oct 2019 19:27:13 +0100

Newsgroups	org.kernel.lore.historical-speck
Message-ID	<[email protected]>

On Thu, 2019-10-24 at 18:34 +0200, speck for Paolo Bonzini wrote:
> From: Paolo Bonzini <[email protected]>
> Subject: [PATCH v7 0/5] NX 0
> 
> 
> v6->v7: tell nested hypervisors to disable the mitigation

Does that eliminate the need to patch qemu?

Ben.

> Junaid Shahid (2):
>   kvm: Add helper function for creating VM worker threads
>   kvm: x86: mmu: Recovery of shattered NX large pages
> 
> Paolo Bonzini (1):
>   kvm: mmu: ITLB_MULTIHIT mitigation
> 
> Pawan Gupta (2):
>   x86: Add ITLB_MULTIHIT bug infrastructure
>   x86/cpu: Add Tremont to the cpu vulnerability whitelist
> 
>  Documentation/ABI/testing/sysfs-devices-system-cpu |   1 +
>  Documentation/admin-guide/kernel-parameters.txt    |  17 ++
>  arch/x86/include/asm/cpufeatures.h                 |   1 +
>  arch/x86/include/asm/kvm_host.h                    |   6 +
>  arch/x86/include/asm/msr-index.h                   |   7 +
>  arch/x86/kernel/cpu/bugs.c                         |  24 ++
>  arch/x86/kernel/cpu/common.c                       |  73 +++---
>  arch/x86/kvm/mmu.c                                 | 264 ++++++++++++++++++++-
>  arch/x86/kvm/mmu.h                                 |   4 +
>  arch/x86/kvm/paging_tmpl.h                         |  29 ++-
>  arch/x86/kvm/x86.c                                 |  20 ++
>  drivers/base/cpu.c                                 |   8 +
>  include/linux/cpu.h                                |   2 +
>  include/linux/kvm_host.h                           |   6 +
>  virt/kvm/kvm_main.c                                | 114 ++++++++-
>  15 files changed, 530 insertions(+), 46 deletions(-)
> 
-- 
Ben Hutchings
If God had intended Man to program,
we'd have been born with serial I/O ports.

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