The kobj here is a type-erased version of mdev_type, which is already
stored in the struct mdev_device being passed in. It was only ever used to
compute the type_group_id, which is now extracted directly from the mdev.
Reviewed-by: Kevin Tian <kevin.t...@intel.com>
Reviewed-by: Cornelia Huck <coh...@redhat.com>
Reviewed-by: Christoph Hellwig <h...@lst.de>
Signed-off-by: Jason Gunthorpe <j...@nvidia.com>
---
drivers/gpu/drm/i915/gvt/kvmgt.c | 2 +-
drivers/s390/cio/vfio_ccw_ops.c | 2 +-
drivers/s390/crypto/vfio_ap_ops.c | 2 +-
drivers/vfio/mdev/mdev_core.c | 2 +-
include/linux/mdev.h | 3 +--
samples/vfio-mdev/mbochs.c | 2 +-
samples/vfio-mdev/mdpy.c | 2 +-
samples/vfio-mdev/mtty.c | 2 +-
8 files changed, 8 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 16e1e4a38aa1f6..6bf176e8426e63 100644
--- a/drivers/gpu/drm/i915/gvt/kvmgt.c
+++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
@@ -689,7 +689,7 @@ static void kvmgt_put_vfio_device(void *vgpu)
vfio_device_put(vdev->vfio_device);
}
-static int intel_vgpu_create(struct kobject *kobj, struct mdev_device *mdev)
+static int intel_vgpu_create(struct mdev_device *mdev)
{
struct intel_vgpu *vgpu = NULL;
struct intel_vgpu_type *type;
diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c
index 767ac41686fe2f..10407cf67583c6 100644
--- a/drivers/s390/cio/vfio_ccw_ops.c
+++ b/drivers/s390/cio/vfio_ccw_ops.c
@@ -110,7 +110,7 @@ static struct attribute_group *mdev_type_groups[] = {
NULL,
};
-static int vfio_ccw_mdev_create(struct kobject *kobj, struct mdev_device *mdev)
+static int vfio_ccw_mdev_create(struct mdev_device *mdev)
{
struct vfio_ccw_private *private =
dev_get_drvdata(mdev_parent_dev(mdev));
diff --git a/drivers/s390/crypto/vfio_ap_ops.c
b/drivers/s390/crypto/vfio_ap_ops.c
index 1ffdd411201cd6..d319152dd484a2 100644
--- a/drivers/s390/crypto/vfio_ap_ops.c
+++ b/drivers/s390/crypto/vfio_ap_ops.c
@@ -322,7 +322,7 @@ static void vfio_ap_matrix_init(struct ap_config_info *info,
matrix->adm_max = info->apxa ? info->Nd : 15;
}
-static int vfio_ap_mdev_create(struct kobject *kobj, struct mdev_device *mdev)
+static int vfio_ap_mdev_create(struct mdev_device *mdev)
{
struct ap_matrix_mdev *matrix_mdev;
diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index 5ae06f951a0998..10eff33ce1f263 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -286,7 +286,7 @@ int mdev_device_create(struct mdev_type *type, const guid_t
*uuid)
goto out_put_device;
}
- ret = parent->ops->create(&type->kobj, mdev);
+ ret = parent->ops->create(mdev);
if (ret)
goto out_unlock;
diff --git a/include/linux/mdev.h b/include/linux/mdev.h
index 41e91936522394..c3a800051d6146 100644
--- a/include/linux/mdev.h
+++ b/include/linux/mdev.h
@@ -61,7 +61,6 @@ unsigned int mtype_get_type_group_id(struct kobject
*mtype_kobj);
* @create: Called to allocate basic resources in parent device's
* driver for a particular mediated device. It is
* mandatory to provide create ops.
- * @kobj: kobject of type for which 'create' is called.
* @mdev: mdev_device structure on of mediated device
* that is being created
* Returns integer: success (0) or error (< 0)
@@ -107,7 +106,7 @@ struct mdev_parent_ops {
const struct attribute_group **mdev_attr_groups;
struct attribute_group **supported_type_groups;
- int (*create)(struct kobject *kobj, struct mdev_device *mdev);
+ int (*create)(struct mdev_device *mdev);
int (*remove)(struct mdev_device *mdev);
int (*open)(struct mdev_device *mdev);
void (*release)(struct mdev_device *mdev);
diff --git a/samples/vfio-mdev/mbochs.c b/samples/vfio-mdev/mbochs.c
index a1af30df10a2ee..ac4d0dc2490705 100644
--- a/samples/vfio-mdev/mbochs.c
+++ b/samples/vfio-mdev/mbochs.c
@@ -506,7 +506,7 @@ static int mbochs_reset(struct mdev_device *mdev)
return 0;
}
-static int mbochs_create(struct kobject *kobj, struct mdev_device *mdev)
+static int mbochs_create(struct mdev_device *mdev)
{
const struct mbochs_type *type =
&mbochs_types[mdev_get_type_group_id(mdev)];
diff --git a/samples/vfio-mdev/mdpy.c b/samples/vfio-mdev/mdpy.c
index 08c15f9f06a880..da88fd7dd42329 100644
--- a/samples/vfio-mdev/mdpy.c
+++ b/samples/vfio-mdev/mdpy.c
@@ -216,7 +216,7 @@ static int mdpy_reset(struct mdev_device *mdev)
return 0;
}
-static int mdpy_create(struct kobject *kobj, struct mdev_device *mdev)
+static int mdpy_create(struct mdev_device *mdev)
{
const struct mdpy_type *type =
&mdpy_types[mdev_get_type_group_id(mdev)];
diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c
index 191a587a8d5ab1..f2e36c06ac6aa2 100644
--- a/samples/vfio-mdev/mtty.c
+++ b/samples/vfio-mdev/mtty.c
@@ -708,7 +708,7 @@ static ssize_t mdev_access(struct mdev_device *mdev, u8
*buf, size_t count,
return ret;
}
-static int mtty_create(struct kobject *kobj, struct mdev_device *mdev)
+static int mtty_create(struct mdev_device *mdev)
{
struct mdev_state *mdev_state;
int nr_ports = mdev_get_type_group_id(mdev) + 1;
--
2.31.1
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