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| author | Joerg Roedel <joerg.roedel@amd.com> | 2011-04-04 12:39:30 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-05-11 13:57:02 +0200 |
| commit | dee6bb70e4ac0588c98cc4e661664f0653117f89 (patch) | |
| tree | 5ac61776dd5e6590b4b0b03b1ecc6e4cd031b85a /arch/x86/kvm/svm.c | |
| parent | KVM: SVM: Add intercept check for accessing dr registers (diff) | |
| download | linux-dee6bb70e4ac0588c98cc4e661664f0653117f89.tar.xz linux-dee6bb70e4ac0588c98cc4e661664f0653117f89.zip | |
KVM: SVM: Add intercept checks for descriptor table accesses
This patch add intercept checks into the KVM instruction
emulator to check for the 8 instructions that access the
descriptor table addresses.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm.c')
| -rw-r--r-- | arch/x86/kvm/svm.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 381b038c0d01..ce251c907810 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -3884,6 +3884,14 @@ static struct __x86_intercept { [x86_intercept_smsw] = POST_EX(SVM_EXIT_READ_CR0), [x86_intercept_dr_read] = POST_EX(SVM_EXIT_READ_DR0), [x86_intercept_dr_write] = POST_EX(SVM_EXIT_WRITE_DR0), + [x86_intercept_sldt] = POST_EX(SVM_EXIT_LDTR_READ), + [x86_intercept_str] = POST_EX(SVM_EXIT_TR_READ), + [x86_intercept_lldt] = POST_EX(SVM_EXIT_LDTR_WRITE), + [x86_intercept_ltr] = POST_EX(SVM_EXIT_TR_WRITE), + [x86_intercept_sgdt] = POST_EX(SVM_EXIT_GDTR_READ), + [x86_intercept_sidt] = POST_EX(SVM_EXIT_IDTR_READ), + [x86_intercept_lgdt] = POST_EX(SVM_EXIT_GDTR_WRITE), + [x86_intercept_lidt] = POST_EX(SVM_EXIT_IDTR_WRITE), }; #undef POST_EX |