Commit 78b5605d authored by Mingwei Zhang's avatar Mingwei Zhang Committed by Sean Christopherson
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KVM: Documentation: Add the missing description for tdp_mmu_page into kvm_mmu_page 



Add the description for tdp_mmu_page into kvm_mmu_page description.
tdp_mmu_page is a field to differentiate shadow pages from TDP MMU and
non-TDP MMU.

Signed-off-by: default avatarMingwei Zhang <mizhang@google.com>
Reviewed-by: default avatarKai Huang <kai.huang@intel.com>
Link: https://lore.kernel.org/r/20230912184553.1887764-7-mizhang@google.com


Signed-off-by: default avatarSean Christopherson <seanjc@google.com>
parent c3204c40

Documentation/virt/kvm/x86/mmu.rst

+4 −0
Original line number Diff line number Diff line
@@ -282,6 +282,10 @@ Shadow pages contain the following information: 
    since the last time the page table was actually used; if emulation

    is triggered too frequently on this page, KVM will unmap the page

    to avoid emulation in the future.

  tdp_mmu_page:

    Is 1 if the shadow page is a TDP MMU page. This variable is used to

    bifurcate the control flows for KVM when walking any data structure that

    may contain pages from both TDP MMU and shadow MMU.



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