On 10/03/21 23:24, Ben Gardon wrote:
On Wed, Mar 10, 2021 at 1:14 PM Sean Christopherson wrote:
On Wed, Mar 10, 2021, Paolo Bonzini wrote:
On 10/03/21 01:30, Sean Christopherson wrote:
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 50ef757c5586..f0c99fa04ef2
On Wed, Mar 10, 2021 at 1:14 PM Sean Christopherson wrote:
>
> On Wed, Mar 10, 2021, Paolo Bonzini wrote:
> > On 10/03/21 01:30, Sean Christopherson wrote:
> > > diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
> > > index 50ef757c5586..f0c99fa04ef2 100644
> > > ---
On Wed, Mar 10, 2021, Paolo Bonzini wrote:
> On 10/03/21 01:30, Sean Christopherson wrote:
> > diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
> > index 50ef757c5586..f0c99fa04ef2 100644
> > --- a/arch/x86/kvm/mmu/tdp_mmu.c
> > +++ b/arch/x86/kvm/mmu/tdp_mmu.c
> > @@ -323,7
On 10/03/21 01:30, Sean Christopherson wrote:
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 50ef757c5586..f0c99fa04ef2 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -323,7 +323,18 @@ static void handle_removed_tdp_mmu_page(struct kvm
If mmu_lock is held for write, don't bother setting !PRESENT SPTEs to
REMOVED_SPTE when recursively zapping SPTEs as part of shadow page
removal. The concurrent write protections provided by REMOVED_SPTE are
not needed, there are no backing page side effects to record, and MMIO
SPTEs can be left
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