Messages in this thread | | | From | Paolo Bonzini <> | Date | Thu, 7 Sep 2023 00:17:12 +0200 | Subject | Re: [PATCH 0/2] KVM: x86/mmu: .change_pte() optimization in TDP MMU |
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On Tue, Sep 5, 2023 at 10:18 PM Sean Christopherson <seanjc@google.com> wrote: > Ooh, actually, maybe we could do > > static bool <name_tbd> = !IS_ENABLED(CONFIG_KSM); > > and then cross our fingers that that doesn't regress some other funky setups.
It probably breaks gvisor-like setups that use MAP_PRIVATE mmap for memslots? It would instantly break CoW even if memory is never written.
Paolo
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