From b8630ecb698e31311089ba4e224d5e2c08c8e665 Mon Sep 17 00:00:00 2001 From: Zhenzhong Duan Date: Tue, 21 Nov 2023 16:44:23 +0800 Subject: [PATCH 044/101] vfio/ap: Move VFIODevice initializations in vfio_ap_instance_init MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit RH-Author: Eric Auger RH-MergeRequest: 211: IOMMUFD backend backport RH-Jira: RHEL-19302 RHEL-21057 RH-Acked-by: Cédric Le Goater RH-Acked-by: Sebastian Ott RH-Commit: [43/67] 95a527f649b28c5c78903e99735107667e8468b1 (eauger1/centos-qemu-kvm) Some of the VFIODevice initializations is in vfio_ap_realize, move all of them in vfio_ap_instance_init. No functional change intended. Suggested-by: Cédric Le Goater Signed-off-by: Zhenzhong Duan Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Eric Farman Tested-by: Nicolin Chen Signed-off-by: Cédric Le Goater (cherry picked from commit cbbcc2f1706aa1a08637142744d2f5f6515ac93f) Signed-off-by: Eric Auger --- hw/vfio/ap.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c index f180e4a32a..95fe7cd98b 100644 --- a/hw/vfio/ap.c +++ b/hw/vfio/ap.c @@ -164,18 +164,6 @@ static void vfio_ap_realize(DeviceState *dev, Error **errp) return; } - vbasedev->ops = &vfio_ap_ops; - vbasedev->type = VFIO_DEVICE_TYPE_AP; - vbasedev->dev = dev; - - /* - * vfio-ap devices operate in a way compatible with discarding of - * memory in RAM blocks, as no pages are pinned in the host. - * This needs to be set before vfio_get_device() for vfio common to - * handle ram_block_discard_disable(). - */ - vapdev->vdev.ram_block_discard_allowed = true; - ret = vfio_attach_device(vbasedev->name, vbasedev, &address_space_memory, errp); if (ret) { @@ -236,8 +224,20 @@ static const VMStateDescription vfio_ap_vmstate = { static void vfio_ap_instance_init(Object *obj) { VFIOAPDevice *vapdev = VFIO_AP_DEVICE(obj); + VFIODevice *vbasedev = &vapdev->vdev; - vapdev->vdev.fd = -1; + vbasedev->type = VFIO_DEVICE_TYPE_AP; + vbasedev->ops = &vfio_ap_ops; + vbasedev->dev = DEVICE(vapdev); + vbasedev->fd = -1; + + /* + * vfio-ap devices operate in a way compatible with discarding of + * memory in RAM blocks, as no pages are pinned in the host. + * This needs to be set before vfio_get_device() for vfio common to + * handle ram_block_discard_disable(). + */ + vbasedev->ram_block_discard_allowed = true; } #ifdef CONFIG_IOMMUFD -- 2.39.3