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[PULL 44/47] vfio/ccw: Move VFIODevice initializations in vfio_ccw_insta
From: |
Cédric Le Goater |
Subject: |
[PULL 44/47] vfio/ccw: Move VFIODevice initializations in vfio_ccw_instance_init |
Date: |
Tue, 19 Dec 2023 19:56:40 +0100 |
From: Zhenzhong Duan <zhenzhong.duan@intel.com>
Some of the VFIODevice initializations is in vfio_ccw_realize,
move all of them in vfio_ccw_instance_init.
No functional change intended.
Suggested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
---
hw/vfio/ccw.c | 30 +++++++++++++++---------------
1 file changed, 15 insertions(+), 15 deletions(-)
diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
index
2afdf17dbe1e09dbb2f4f2d3d3b34f2a3d32dc5c..6305a4c1b86412c9706027939460176b62a6345d
100644
--- a/hw/vfio/ccw.c
+++ b/hw/vfio/ccw.c
@@ -594,20 +594,6 @@ static void vfio_ccw_realize(DeviceState *dev, Error
**errp)
return;
}
- vbasedev->ops = &vfio_ccw_ops;
- vbasedev->type = VFIO_DEVICE_TYPE_CCW;
- vbasedev->dev = dev;
-
- /*
- * All vfio-ccw devices are believed to operate in a way compatible with
- * discarding of memory in RAM blocks, ie. pages pinned in the host are
- * in the current working set of the guest driver and therefore never
- * overlap e.g., with pages available to the guest balloon driver. This
- * needs to be set before vfio_get_device() for vfio common to handle
- * ram_block_discard_disable().
- */
- vbasedev->ram_block_discard_allowed = true;
-
ret = vfio_attach_device(cdev->mdevid, vbasedev,
&address_space_memory, errp);
if (ret) {
@@ -695,8 +681,22 @@ static const VMStateDescription vfio_ccw_vmstate = {
static void vfio_ccw_instance_init(Object *obj)
{
VFIOCCWDevice *vcdev = VFIO_CCW(obj);
+ VFIODevice *vbasedev = &vcdev->vdev;
+
+ vbasedev->type = VFIO_DEVICE_TYPE_CCW;
+ vbasedev->ops = &vfio_ccw_ops;
+ vbasedev->dev = DEVICE(vcdev);
+ vbasedev->fd = -1;
- vcdev->vdev.fd = -1;
+ /*
+ * All vfio-ccw devices are believed to operate in a way compatible with
+ * discarding of memory in RAM blocks, ie. pages pinned in the host are
+ * in the current working set of the guest driver and therefore never
+ * overlap e.g., with pages available to the guest balloon driver. 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
--
2.43.0
- [PULL 36/47] vfio/ccw: Make vfio cdev pre-openable by passing a file handle, (continued)
- [PULL 36/47] vfio/ccw: Make vfio cdev pre-openable by passing a file handle, Cédric Le Goater, 2023/12/19
- [PULL 27/47] vfio/pci: Introduce a vfio pci hot reset interface, Cédric Le Goater, 2023/12/19
- [PULL 29/47] vfio/pci: Allow the selection of a given iommu backend, Cédric Le Goater, 2023/12/19
- [PULL 34/47] vfio/ap: Make vfio cdev pre-openable by passing a file handle, Cédric Le Goater, 2023/12/19
- [PULL 35/47] vfio/ccw: Allow the selection of a given iommu backend, Cédric Le Goater, 2023/12/19
- [PULL 38/47] hw/arm: Activate IOMMUFD for virt machines, Cédric Le Goater, 2023/12/19
- [PULL 32/47] vfio/platform: Make vfio cdev pre-openable by passing a file handle, Cédric Le Goater, 2023/12/19
- [PULL 45/47] vfio: Introduce a helper function to initialize VFIODevice, Cédric Le Goater, 2023/12/19
- [PULL 46/47] docs/devel: Add VFIO iommufd backend documentation, Cédric Le Goater, 2023/12/19
- [PULL 42/47] vfio/platform: Move VFIODevice initializations in vfio_platform_instance_init, Cédric Le Goater, 2023/12/19
- [PULL 44/47] vfio/ccw: Move VFIODevice initializations in vfio_ccw_instance_init,
Cédric Le Goater <=
- [PULL 39/47] kconfig: Activate IOMMUFD for s390x machines, Cédric Le Goater, 2023/12/19
- [PULL 41/47] vfio/pci: Move VFIODevice initializations in vfio_instance_init, Cédric Le Goater, 2023/12/19
- [PULL 43/47] vfio/ap: Move VFIODevice initializations in vfio_ap_instance_init, Cédric Le Goater, 2023/12/19
- [PULL 47/47] hw/ppc/Kconfig: Imply VFIO_PCI, Cédric Le Goater, 2023/12/19
- [PULL 40/47] hw/i386: Activate IOMMUFD for q35 machines, Cédric Le Goater, 2023/12/19
- Re: [PULL 00/47] vfio queue, Stefan Hajnoczi, 2023/12/20