#include #include #include #include #include #include int xen_event_channel_op_compat(int cmd, void *arg) { struct evtchn_op op; int rc; op.cmd = cmd; memcpy(&op.u, arg, sizeof(op.u)); rc = _hypercall1(int, event_channel_op_compat, &op); switch (cmd) { case EVTCHNOP_close: case EVTCHNOP_send: case EVTCHNOP_bind_vcpu: case EVTCHNOP_unmask: /* no output */ break; #define COPY_BACK(eop) \ case EVTCHNOP_##eop: \ memcpy(arg, &op.u.eop, sizeof(op.u.eop)); \ break COPY_BACK(bind_interdomain); COPY_BACK(bind_virq); COPY_BACK(bind_pirq); COPY_BACK(status); COPY_BACK(alloc_unbound); COPY_BACK(bind_ipi); #undef COPY_BACK default: WARN_ON(rc != -ENOSYS); break; } return rc; } EXPORT_SYMBOL_GPL(xen_event_channel_op_compat); int xen_physdev_op_compat(int cmd, void *arg) { struct physdev_op op; int rc; op.cmd = cmd; memcpy(&op.u, arg, sizeof(op.u)); rc = _hypercall1(int, physdev_op_compat, &op); switch (cmd) { case PHYSDEVOP_IRQ_UNMASK_NOTIFY: case PHYSDEVOP_set_iopl: case PHYSDEVOP_set_iobitmap: case PHYSDEVOP_apic_write: /* no output */ break; #define COPY_BACK(pop, fld) \ case PHYSDEVOP_##pop: \ memcpy(arg, &op.u.fld, sizeof(op.u.fld)); \ break COPY_BACK(irq_status_query, irq_status_query); COPY_BACK(apic_read, apic_op); COPY_BACK(ASSIGN_VECTOR, irq_op); #undef COPY_BACK default: WARN_ON(rc != -ENOSYS); break; } return rc; } EXPORT_SYMBOL_GPL(xen_physdev_op_compat); /a>refslogtreecommitdiff
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