Include generated QAPI headers less

Some of the generated qapi-types-MODULE.h are included all over the
place.  Changing a QAPI type can trigger massive recompiling.  Top
scorers recompile more than 1000 out of some 6600 objects (not
counting tests and objects that don't depend on qemu/osdep.h):

    6300 qapi/qapi-builtin-types.h
    5700 qapi/qapi-types-run-state.h
    3900 qapi/qapi-types-common.h
    3300 qapi/qapi-types-sockets.h
    3000 qapi/qapi-types-misc.h
    3000 qapi/qapi-types-crypto.h
    3000 qapi/qapi-types-job.h
    3000 qapi/qapi-types-block-core.h
    2800 qapi/qapi-types-block.h
    1300 qapi/qapi-types-net.h

Clean up headers to include generated QAPI headers only where needed.
Impact is negligible except for hw/qdev-properties.h.

This header includes qapi/qapi-types-block.h and
qapi/qapi-types-misc.h.  They are used only in expansions of property
definition macros such as DEFINE_PROP_BLOCKDEV_ON_ERROR() and
DEFINE_PROP_OFF_AUTO().  Moving their inclusion from
hw/qdev-properties.h to the users of these macros avoids pointless
recompiles.  This is how other property definition macros, such as
DEFINE_PROP_NETDEV(), already work.

Improves things for some of the top scorers:

    3600 qapi/qapi-types-common.h
    2800 qapi/qapi-types-sockets.h
     900 qapi/qapi-types-misc.h
    2200 qapi/qapi-types-crypto.h
    2100 qapi/qapi-types-job.h
    2100 qapi/qapi-types-block-core.h
     270 qapi/qapi-types-block.h

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190812052359.30071-3-armbru@redhat.com>

5 files changed, 3 insertions, 3 deletions

diff --git a/include/hw/acpi/acpi_dev_interface.h b/include/hw/acpi/acpi_dev_interface.h
index 43ff119179..6465072b7d 100644
--- a/include/hw/acpi/acpi_dev_interface.h
+++ b/include/hw/acpi/acpi_dev_interface.h
@@ -1,6 +1,7 @@
 #ifndef ACPI_DEV_INTERFACE_H
 #define ACPI_DEV_INTERFACE_H
 
+#include "qapi/qapi-types-misc.h"
 #include "qom/object.h"
 #include "hw/boards.h"
 
diff --git a/include/hw/mem/memory-device.h b/include/hw/mem/memory-device.h
index 0293a96abb..2ada6e7bde 100644
--- a/include/hw/mem/memory-device.h
+++ b/include/hw/mem/memory-device.h
@@ -13,6 +13,7 @@
 #ifndef MEMORY_DEVICE_H
 #define MEMORY_DEVICE_H
 
+#include "qapi/qapi-types-misc.h"
 #include "qom/object.h"
 #include "hw/qdev.h"
 
diff --git a/include/hw/ppc/spapr_drc.h b/include/hw/ppc/spapr_drc.h
index c2c543a591..576c711b86 100644
--- a/include/hw/ppc/spapr_drc.h
+++ b/include/hw/ppc/spapr_drc.h
@@ -14,7 +14,6 @@
 #define HW_SPAPR_DRC_H
 
 #include <libfdt.h>
-#include "qapi/qapi-types-run-state.h"
 #include "qom/object.h"
 #include "sysemu/sysemu.h"
 #include "hw/qdev.h"
diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
index 1eae5ab056..bb34a614e2 100644
--- a/include/hw/qdev-properties.h
+++ b/include/hw/qdev-properties.h
@@ -1,8 +1,6 @@
 #ifndef QEMU_QDEV_PROPERTIES_H
 #define QEMU_QDEV_PROPERTIES_H
 
-#include "qapi/qapi-types-block.h"
-#include "qapi/qapi-types-misc.h"
 #include "hw/qdev-core.h"
 
 /*** qdev-properties.c ***/
diff --git a/include/hw/virtio/virtio-pmem.h b/include/hw/virtio/virtio-pmem.h
index 19b6ee6d75..8bf2ae780f 100644
--- a/include/hw/virtio/virtio-pmem.h
+++ b/include/hw/virtio/virtio-pmem.h
@@ -15,6 +15,7 @@
 #define HW_VIRTIO_PMEM_H
 
 #include "hw/virtio/virtio.h"
+#include "qapi/qapi-types-misc.h"
 #include "sysemu/hostmem.h"
 
 #define TYPE_VIRTIO_PMEM "virtio-pmem"