From: Steve Sistare Date: Tue, 31 Jan 2023 16:58:09 +0000 (-0800) Subject: vfio: revert "iommu driver notify callback" X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e592296cd6e15ddeebe4c8411365c550da65c8bf;p=linux.git vfio: revert "iommu driver notify callback" Revert this dead code: commit ec5e32940cc9 ("vfio: iommu driver notify callback") Signed-off-by: Steve Sistare Reviewed-by: Kevin Tian Reviewed-by: Jason Gunthorpe Link: https://lore.kernel.org/r/1675184289-267876-8-git-send-email-steven.sistare@oracle.com Signed-off-by: Alex Williamson --- diff --git a/drivers/vfio/container.c b/drivers/vfio/container.c index 5f398c493a1bf..95fd51817f2b2 100644 --- a/drivers/vfio/container.c +++ b/drivers/vfio/container.c @@ -383,11 +383,6 @@ static int vfio_fops_open(struct inode *inode, struct file *filep) static int vfio_fops_release(struct inode *inode, struct file *filep) { struct vfio_container *container = filep->private_data; - struct vfio_iommu_driver *driver = container->iommu_driver; - - if (driver && driver->ops->notify) - driver->ops->notify(container->iommu_data, - VFIO_IOMMU_CONTAINER_CLOSE); filep->private_data = NULL; diff --git a/drivers/vfio/vfio.h b/drivers/vfio/vfio.h index f8219a438bfbf..d5fa896b5a856 100644 --- a/drivers/vfio/vfio.h +++ b/drivers/vfio/vfio.h @@ -89,11 +89,6 @@ int __init vfio_group_init(void); void vfio_group_cleanup(void); #if IS_ENABLED(CONFIG_VFIO_CONTAINER) -/* events for the backend driver notify callback */ -enum vfio_iommu_notify_type { - VFIO_IOMMU_CONTAINER_CLOSE = 0, -}; - /** * struct vfio_iommu_driver_ops - VFIO IOMMU driver callbacks */ @@ -124,8 +119,6 @@ struct vfio_iommu_driver_ops { void *data, size_t count, bool write); struct iommu_domain *(*group_iommu_domain)(void *iommu_data, struct iommu_group *group); - void (*notify)(void *iommu_data, - enum vfio_iommu_notify_type event); }; struct vfio_iommu_driver {