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Differential D4734 Diff 11815 head/usr.sbin/bhyve/bhyverun.c

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head/usr.sbin/bhyve/bhyverun.c

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#endif #endif
return (VMEXIT_CONTINUE); return (VMEXIT_CONTINUE);
} }
static int static int
vmexit_inout(struct vmctx *ctx, struct vm_exit *vme, int *pvcpu) vmexit_inout(struct vmctx *ctx, struct vm_exit *vme, int *pvcpu)
{ {
int error; int error;
int bytes, port, in, out, string; int bytes, port, in, out;
int vcpu; int vcpu;
vcpu = *pvcpu; vcpu = *pvcpu;
port = vme->u.inout.port; port = vme->u.inout.port;
bytes = vme->u.inout.bytes; bytes = vme->u.inout.bytes;
string = vme->u.inout.string;
in = vme->u.inout.in; in = vme->u.inout.in;
out = !in; out = !in;
/* Extra-special case of host notifications */ /* Extra-special case of host notifications */
if (out && port == GUEST_NIO_PORT) { if (out && port == GUEST_NIO_PORT) {
error = vmexit_handle_notify(ctx, vme, pvcpu, vme->u.inout.eax); error = vmexit_handle_notify(ctx, vme, pvcpu, vme->u.inout.eax);
return (error); return (error);
} }
▲ Show 20 Lines • Show All 285 Lines • ▼ Show 20 Linesvm_loop(struct vmctx *ctx, int vcpu, uint64_t startrip)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_RIP, startrip); error = vm_set_register(ctx, vcpu, VM_REG_GUEST_RIP, startrip);
assert(error == 0); assert(error == 0);
while (1) { while (1) {
error = vm_run(ctx, vcpu, &vmexit[vcpu]); error = vm_run(ctx, vcpu, &vmexit[vcpu]);
if (error != 0) if (error != 0)
break; break;
prevcpu = vcpu;
exitcode = vmexit[vcpu].exitcode; exitcode = vmexit[vcpu].exitcode;
if (exitcode >= VM_EXITCODE_MAX || handler[exitcode] == NULL) { if (exitcode >= VM_EXITCODE_MAX || handler[exitcode] == NULL) {
fprintf(stderr, "vm_loop: unexpected exitcode 0x%x\n", fprintf(stderr, "vm_loop: unexpected exitcode 0x%x\n",
exitcode); exitcode);
exit(1); exit(1);
} }
rc = (*handler[exitcode])(ctx, &vmexit[vcpu], &vcpu); rc = (*handler[exitcode])(ctx, &vmexit[vcpu], &vcpu);
switch (rc) { switch (rc) {
case VMEXIT_CONTINUE: case VMEXIT_CONTINUE:
break; break;
case VMEXIT_ABORT: case VMEXIT_ABORT:
abort(); abort();
default: default:
exit(1); exit(1);
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