diff options
| author | Sean Christopherson <seanjc@google.com> | 2021-06-22 19:57:20 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-25 00:00:43 +0200 |
| commit | cd628f0f1e1ce0709c2c6bc852b1a3abf9638b26 (patch) | |
| tree | 3467d12ae417da7bcb9e31a4018a271b496c700d /arch/x86/kvm | |
| parent | KVM: x86/mmu: Use MMU's roles to compute last non-leaf level (diff) | |
| download | linux-cd628f0f1e1ce0709c2c6bc852b1a3abf9638b26.tar.xz linux-cd628f0f1e1ce0709c2c6bc852b1a3abf9638b26.zip | |
KVM: x86/mmu: Use MMU's role to detect EFER.NX in guest page walk
Use the NX bit from the MMU's role instead of the MMU itself so that the
redundant, dedicated "nx" flag can be dropped.
No functional change intended.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210622175739.3610207-36-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/mmu/paging_tmpl.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h index 5cf36eb96ee2..c92e712607b6 100644 --- a/arch/x86/kvm/mmu/paging_tmpl.h +++ b/arch/x86/kvm/mmu/paging_tmpl.h @@ -471,7 +471,7 @@ retry_walk: error: errcode |= write_fault | user_fault; - if (fetch_fault && (mmu->nx || is_cr4_smep(mmu))) + if (fetch_fault && (is_efer_nx(mmu) || is_cr4_smep(mmu))) errcode |= PFERR_FETCH_MASK; walker->fault.vector = PF_VECTOR; |