Subject: Re: [PATCH v6 21/22] KVM: x86/mmu: Use ranged-based TLB flush for dirty log memslot flush

From: Sean Christopherson <[email-masked]>
Date: Wed, 19 Feb 2020 07:18:14 -0800

On Wed, Feb 19, 2020 at 12:22:58PM +0300, Sergei Shtylyov wrote:
> Hello!
> 
> On 19.02.2020 0:07, Sean Christopherson wrote:
> 
> >Use the with_address() variant to when performing a TLB flush for a
>                                  ^^ is it really needed here?

Doh, thanks.  The subject also has a typo, it should be "range-based", not
"ranged-based".

> >specific memslot via kvm_arch_flush_remote_tlbs_memslot(), i.e. when
> >flushing after clearing dirty bits during KVM_{GET,CLEAR}_DIRTY_LOG.
> >This aligns all dirty log memslot-specific TLB flushes to use the
> >with_address() variant and paves the way for consolidating the relevant
> >code.
> >
> >Note, moving to the with_address() variant only affects functionality
> >when running as a HyperV guest.
> >
> >Cc: Vitaly Kuznetsov <[email-masked]>
> >Signed-off-by: Sean Christopherson <[email-masked]>
> [...]
> 
> MBR, Sergei

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