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[PATCH v2 0/3] vmx: miscellaneous cleanups

Started byBandan Das <bsd@redhat.com>
First post2016-08-02 22:40 +0200
Last post2016-08-04 14:30 +0200
Articles 2 — 2 participants

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  [PATCH v2 0/3] vmx: miscellaneous cleanups Bandan Das <bsd@redhat.com> - 2016-08-02 22:40 +0200
    Re: [PATCH v2 0/3] vmx: miscellaneous cleanups Paolo Bonzini <pbonzini@redhat.com> - 2016-08-04 14:30 +0200

#1455459 — [PATCH v2 0/3] vmx: miscellaneous cleanups

FromBandan Das <bsd@redhat.com>
Date2016-08-02 22:40 +0200
Subject[PATCH v2 0/3] vmx: miscellaneous cleanups
Message-ID<s1ODL-16D-7@gated-at.bofh.it>
v1 posted here https://lkml.org/lkml/2016/7/20/605

v2:
1/3 : Replacing BUG_ONs with WARN_ONs is not necessary
2/3 : No change
3/3 : Remove the kvm parameter from two other functions
4/3 : Removed, although the spec says to do it, it can't be triggered

These are some very minor vmx cleanups.
2/4 is necessary for nested esx to be able to
successfully launch a guest of its own. Without single context
invalidation present, it just disables ept altogether.

Bandan Das (3):
  nvmx: remove comment about missing nested vpid support
  nvmx: mark ept single context invalidation as supported
  mmu: don't pass *kvm to spte_write_protect and spte_*_dirty

 arch/x86/kvm/mmu.c | 12 ++++++------
 arch/x86/kvm/vmx.c | 15 +++++++--------
 2 files changed, 13 insertions(+), 14 deletions(-)

-- 
2.5.5

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#1456369

FromPaolo Bonzini <pbonzini@redhat.com>
Date2016-08-04 14:30 +0200
Message-ID<s2pWG-yi-15@gated-at.bofh.it>
In reply to#1455459

On 02/08/2016 22:32, Bandan Das wrote:
> v1 posted here https://lkml.org/lkml/2016/7/20/605
> 
> v2:
> 1/3 : Replacing BUG_ONs with WARN_ONs is not necessary
> 2/3 : No change
> 3/3 : Remove the kvm parameter from two other functions
> 4/3 : Removed, although the spec says to do it, it can't be triggered
> 
> These are some very minor vmx cleanups.
> 2/4 is necessary for nested esx to be able to
> successfully launch a guest of its own. Without single context
> invalidation present, it just disables ept altogether.
> 
> Bandan Das (3):
>   nvmx: remove comment about missing nested vpid support
>   nvmx: mark ept single context invalidation as supported
>   mmu: don't pass *kvm to spte_write_protect and spte_*_dirty
> 
>  arch/x86/kvm/mmu.c | 12 ++++++------
>  arch/x86/kvm/vmx.c | 15 +++++++--------
>  2 files changed, 13 insertions(+), 14 deletions(-)
> 

Applied patches 1-2, while 3 will wait for 4.9.

Paolo

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