KVM: selftests: Set the user bit on nested NPT PTEs

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According to the APM, NPT walks are treated as user accesses. In
preparation for supporting NPT mappings, set the 'user' bit on NPTs by
adding a mask of bits to always be set on PTEs in kvm_mmu.

Signed-off-by: Yosry Ahmed <yosry.ahmed@linux.dev>
Link: https://patch.msgid.link/20251230230150.4150236-18-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

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Yosry Ahmed 2025-12-30 15:01:46 -08:00 • committed by Sean Christopherson

parent 753c0d5a50

commit 251e4849a7

4 changed files with 9 additions and 2 deletions

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2

tools/testing/selftests/kvm/include/x86/kvm_util_arch.h

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tools/testing/selftests/kvm/include/x86/processor.h

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tools/testing/selftests/kvm/lib/x86/processor.c

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tools/testing/selftests/kvm/lib/x86/svm.c

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