Christian Borntraeger wrote: > I even think that this cannot be fully solved by looking at the instruction, > e.g. you cannot tell which access triggered the fault for instruction with > two memory accesses (mvc) in the same page. Sure you can. If it's a "read" fault (i.e. the page has no readable mapping), you can claim the source address operand is the fault address. Otherwise, i.e. if it's a "write" fault, the destination address operand is the fault address. Bruno -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html