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authorPaolo Bonzini <pbonzini@redhat.com>2014-05-27 12:39:23 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-06-05 16:10:34 +0200
commitb728464ae823a220d3b698d2ce055b2ceec0e297 (patch)
tree27b731bcee405d54f84b22207b66112cc391c7f7
parentc1eb2fa3fd5c811dd35d26f8b17551cc1171d8de (diff)
target-i386: test reserved PS bit on PML4Es
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--target-i386/helper.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/target-i386/helper.c b/target-i386/helper.c
index a8e4088b02..787fbba9fe 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -580,6 +580,9 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
if (!(pml4e & PG_PRESENT_MASK)) {
goto do_fault;
}
+ if (pml4e & PG_PSE_MASK) {
+ goto do_fault_rsvd;
+ }
if (!(env->efer & MSR_EFER_NXE) && (pml4e & PG_NX_MASK)) {
goto do_fault_rsvd;
}