KVM: s390: implement instruction execution protection for emulated
ifetch While currently only used to fetch the original instruction on failure for getting the instruction length code, we should make the page table walking code future proof. Suggested-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NChristian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NChristian Borntraeger <borntraeger@de.ibm.com>
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