hw: move device-hotplug.o to toplevel, compile it once

The situation with device-hotplug.c is similar to qdev-monitor.c.
Add a stub for pci_drive_hot_add, so that it can be compiled once,
and move it out of hw/.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/stubs/pci-drive-hot-add.c b/stubs/pci-drive-hot-add.c
new file mode 100644
index 0000000000..1d98145802
--- /dev/null
+++ b/stubs/pci-drive-hot-add.c
@@ -0,0 +1,10 @@
+#include <monitor/monitor.h>
+#include <sysemu/sysemu.h>
+#include <sysemu/blockdev.h>
+
+int pci_drive_hot_add(Monitor *mon, const QDict *qdict, DriveInfo *dinfo)
+{
+    /* On non-x86 we don't do PCI hotplug */
+    monitor_printf(mon, "Can't hot-add drive to type %d\n", dinfo->type);
+    return -1;
+}