nestedsvm: fix host crash with pv-on-hvm Linux KVM guest
PATCH 1/1 nestedsvm: fix host crash with pv-on-hvm Linux KVM guest
Nested SVM was unaware of the HVM direct vector eventchn mechanism. Attached patch fixes a host crash when starting a KVM L2 guest on a pv-on-hvm L1 Linux guest (e.g., HVM Debian Squeeze domU).
Signed-off-by Uwe Dannowski <[email protected]>
Signed-off-by Christoph Egger <[email protected]>
Signature · 6 lines
---to satisfy European Law for business letters: Advanced Micro Devices GmbH Einsteinring 24, 85689 Dornach b. Muenchen Geschaeftsfuehrer: Alberto Bozzo, Andrew Bowd Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen Registergericht Muenchen, HRB Nr. 43632
xen/arch/x86/hvm/svm/nestedsvm.c +1 -0
@@ -1417,6 +1417,7 @@ nestedsvm_vcpu_interrupt(struct vcpu *v,switch (intack.source) {case hvm_intsrc_pic:case hvm_intsrc_lapic: +case hvm_intsrc_vector: exitcode =VMEXIT_INTR ; exitinfo2 = intack.vector;break ;
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