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| author | Yang Zhang <yang.z.zhang@Intel.com> | 2013-08-06 12:00:32 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-08-07 15:57:40 +0200 |
| commit | 25d92081ae2ff9858fa733621ef8e91d30fec9d0 (patch) | |
| tree | 3896c76a90796a54f0cac910bfd9abbc01cb428b /arch/x86/include/asm/kvm_host.h | |
| parent | 53166229e96941f27e7f0ba405c7a44d648751c9 (diff) | |
| download | op-kernel-dev-25d92081ae2ff9858fa733621ef8e91d30fec9d0.zip op-kernel-dev-25d92081ae2ff9858fa733621ef8e91d30fec9d0.tar.gz | |
nEPT: Add nEPT violation/misconfigration support
Inject nEPT fault to L1 guest. This patch is original from Xinhao.
Reviewed-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Jun Nakajima <jun.nakajima@intel.com>
Signed-off-by: Xinhao Xu <xinhao.xu@intel.com>
Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index f5df0a8..c0efd16 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -286,6 +286,7 @@ struct kvm_mmu { u64 *pae_root; u64 *lm_root; u64 rsvd_bits_mask[2][4]; + u64 bad_mt_xwr; /* * Bitmap: bit set = last pte in walk @@ -512,6 +513,9 @@ struct kvm_vcpu_arch { * instruction. */ bool write_fault_to_shadow_pgtable; + + /* set at EPT violation at this point */ + unsigned long exit_qualification; }; struct kvm_lpage_info { |
