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| author | Yi Liu <yi.l.liu@intel.com> | 2023-07-18 16:55:27 +0300 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2023-07-25 19:18:22 +0300 |
| commit | b1a59be8a2b64d00409dc7c9d523572ed32bcff8 (patch) | |
| tree | d92092d0dbc90e7e74611d77ff13b38e5daf174a /drivers/vfio/vfio.h | |
| parent | b1a3b5c61d27299799a61e50e08f507b2e9a8a75 (diff) | |
| download | linux-b1a59be8a2b64d00409dc7c9d523572ed32bcff8.tar.xz | |
vfio: Refine vfio file kAPIs for KVM
This prepares for making the below kAPIs to accept both group file
and device file instead of only vfio group file.
bool vfio_file_enforced_coherent(struct file *file);
void vfio_file_set_kvm(struct file *file, struct kvm *kvm);
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Tested-by: Terrence Xu <terrence.xu@intel.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Tested-by: Matthew Rosato <mjrosato@linux.ibm.com>
Tested-by: Yanting Jiang <yanting.jiang@intel.com>
Tested-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Tested-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20230718135551.6592-3-yi.l.liu@intel.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/vfio.h')
| -rw-r--r-- | drivers/vfio/vfio.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/vfio/vfio.h b/drivers/vfio/vfio.h index 87d3dd6b9ef9..b1e327a85a32 100644 --- a/drivers/vfio/vfio.h +++ b/drivers/vfio/vfio.h @@ -90,6 +90,9 @@ void vfio_device_group_unregister(struct vfio_device *device); int vfio_device_group_use_iommu(struct vfio_device *device); void vfio_device_group_unuse_iommu(struct vfio_device *device); void vfio_device_group_close(struct vfio_device *device); +struct vfio_group *vfio_group_from_file(struct file *file); +bool vfio_group_enforced_coherent(struct vfio_group *group); +void vfio_group_set_kvm(struct vfio_group *group, struct kvm *kvm); bool vfio_device_has_container(struct vfio_device *device); int __init vfio_group_init(void); void vfio_group_cleanup(void); |