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authorSean Christopherson <sean.j.christopherson@intel.com>2019-08-01 23:35:21 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2019-08-22 11:09:23 +0300
commit871bd0346018df53055141f09754cb5ffb334c7b (patch)
treeec98529c1d0e1dac77f6ba0506537d5416ed55e8 /Documentation/virt
parentc8e16b78c6142afea428dc316c900644951cf7f3 (diff)
downloadlinux-871bd0346018df53055141f09754cb5ffb334c7b.tar.xz
KVM: x86: Rename access permissions cache member in struct kvm_vcpu_arch
Rename "access" to "mmio_access" to match the other MMIO cache members and to make it more obvious that it's tracking the access permissions for the MMIO cache. Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'Documentation/virt')
-rw-r--r--Documentation/virt/kvm/mmu.txt4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/virt/kvm/mmu.txt b/Documentation/virt/kvm/mmu.txt
index 1b9880dfba0a..dadb29e8738f 100644
--- a/Documentation/virt/kvm/mmu.txt
+++ b/Documentation/virt/kvm/mmu.txt
@@ -294,7 +294,7 @@ Handling a page fault is performed as follows:
- walk shadow page table
- check for valid generation number in the spte (see "Fast invalidation of
MMIO sptes" below)
- - cache the information to vcpu->arch.mmio_gva, vcpu->arch.access and
+ - cache the information to vcpu->arch.mmio_gva, vcpu->arch.mmio_access and
vcpu->arch.mmio_gfn, and call the emulator
- If both P bit and R/W bit of error code are set, this could possibly
be handled as a "fast page fault" (fixed without taking the MMU lock). See
@@ -304,7 +304,7 @@ Handling a page fault is performed as follows:
- if permissions are insufficient, reflect the fault back to the guest
- determine the host page
- if this is an mmio request, there is no host page; cache the info to
- vcpu->arch.mmio_gva, vcpu->arch.access and vcpu->arch.mmio_gfn
+ vcpu->arch.mmio_gva, vcpu->arch.mmio_access and vcpu->arch.mmio_gfn
- walk the shadow page table to find the spte for the translation,
instantiating missing intermediate page tables as necessary
- If this is an mmio request, cache the mmio info to the spte and set some