From: Mingwei Zhang <mizhang@google.com>
To: Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, Mingwei Zhang <mizhang@google.com>,
Kai Huang <kai.huang@intel.com>,
Jim Mattson <jmattson@google.com>,
David Matlack <dmatlack@google.com>,
Ben Gardon <bgardon@google.com>, Xu Yilun <yilun.xu@intel.com>,
Zhi Wang <zhi.wang.linux@gmail.com>,
Randy Dunlap <rdunlap@infradead.org>
Subject: [PATCH v3 1/6] KVM: Documentation: Add the missing description for guest_mode in kvm_mmu_page_role
Date: Tue, 1 Aug 2023 00:21:21 +0000 [thread overview]
Message-ID: <20230801002127.534020-2-mizhang@google.com> (raw)
In-Reply-To: <20230801002127.534020-1-mizhang@google.com>
Add the missing description for guest_mode in kvm_mmu_page_role
description. guest_mode tells KVM whether a shadow page is used for the L1
or an L2. Update the missing field in documentation.
Signed-off-by: Mingwei Zhang <mizhang@google.com>
Reviewed-by: Kai Huang <kai.huang@intel.com>
---
Documentation/virt/kvm/x86/mmu.rst | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/virt/kvm/x86/mmu.rst b/Documentation/virt/kvm/x86/mmu.rst
index 8364afa228ec..561efa8ec7d7 100644
--- a/Documentation/virt/kvm/x86/mmu.rst
+++ b/Documentation/virt/kvm/x86/mmu.rst
@@ -202,6 +202,8 @@ Shadow pages contain the following information:
Is 1 if the MMU instance cannot use A/D bits. EPT did not have A/D
bits before Haswell; shadow EPT page tables also cannot use A/D bits
if the L1 hypervisor does not enable them.
+ role.guest_mode:
+ Indicates the shadow page is created for a nested guest.
role.passthrough:
The page is not backed by a guest page table, but its first entry
points to one. This is set if NPT uses 5-level page tables (host
--
2.41.0.585.gd2178a4bd4-goog
next prev parent reply other threads:[~2023-08-01 0:21 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-01 0:21 [PATCH v3 0/6] Update document description for kvm_mmu_page and kvm_mmu_page_role Mingwei Zhang
2023-08-01 0:21 ` Mingwei Zhang [this message]
2023-08-01 0:21 ` [PATCH v3 2/6] KVM: Documentation: Update the field name gfns and its description in kvm_mmu_page Mingwei Zhang
2023-08-01 0:21 ` [PATCH v3 3/6] KVM: Documentation: Add the missing description for ptep " Mingwei Zhang
2023-08-01 0:21 ` [PATCH v3 4/6] KVM: Documentation: Add the missing description for tdp_mmu_root_count into kvm_mmu_page Mingwei Zhang
2023-08-16 22:46 ` Sean Christopherson
2023-09-12 18:24 ` Mingwei Zhang
2023-08-01 0:21 ` [PATCH v3 5/6] KVM: Documentation: Add the missing description for mmu_valid_gen " Mingwei Zhang
2023-08-16 22:40 ` Sean Christopherson
2023-09-12 18:37 ` Mingwei Zhang
2023-08-01 0:21 ` [PATCH v3 6/6] KVM: Documentation: Add the missing description for tdp_mmu_page " Mingwei Zhang
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