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vfio: no need to pass kvm pointer during device open

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Nothing uses this value during vfio_device_open anymore so it's safe
to remove it.

Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Tested-by: Tony Krowiak <akrowiak@linux.ibm.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20230203215027.151988-3-mjrosato@linux.ibm.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Matthew Rosato 2023-02-03 16:50:27 -05:00 committed by Alex Williamson
parent 2b48f52f2b
commit b0d2d5697e
3 changed files with 5 additions and 7 deletions
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2
drivers/vfio/group.c
View File

@ -187,7 +187,7 @@ static int vfio_device_group_open(struct vfio_device *device)
if (device->open_count == 0)
vfio_device_group_get_kvm_safe(device);
ret = vfio_device_open(device, device->group->iommufd, device->kvm);
ret = vfio_device_open(device, device->group->iommufd);
if (device->open_count == 0)
vfio_device_put_kvm(device);

3
drivers/vfio/vfio.h
View File

@ -18,8 +18,7 @@ struct vfio_container;
void vfio_device_put_registration(struct vfio_device *device);
bool vfio_device_try_get_registration(struct vfio_device *device);
int vfio_device_open(struct vfio_device *device,
struct iommufd_ctx *iommufd, struct kvm *kvm);
int vfio_device_open(struct vfio_device *device, struct iommufd_ctx *iommufd);
void vfio_device_close(struct vfio_device *device,
struct iommufd_ctx *iommufd);

7
drivers/vfio/vfio_main.c
View File

@ -397,7 +397,7 @@ static bool vfio_assert_device_open(struct vfio_device *device)
}
static int vfio_device_first_open(struct vfio_device *device,
struct iommufd_ctx *iommufd, struct kvm *kvm)
struct iommufd_ctx *iommufd)
{
int ret;
@ -444,8 +444,7 @@ static void vfio_device_last_close(struct vfio_device *device,
module_put(device->dev->driver->owner);
}
int vfio_device_open(struct vfio_device *device,
struct iommufd_ctx *iommufd, struct kvm *kvm)
int vfio_device_open(struct vfio_device *device, struct iommufd_ctx *iommufd)
{
int ret = 0;
@ -453,7 +452,7 @@ int vfio_device_open(struct vfio_device *device,
device->open_count++;
if (device->open_count == 1) {
ret = vfio_device_first_open(device, iommufd, kvm);
ret = vfio_device_first_open(device, iommufd);
if (ret)
device->open_count--;
}