diff options
Diffstat (limited to 'drivers/vfio/container.c')
| -rw-r--r-- | drivers/vfio/container.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/drivers/vfio/container.c b/drivers/vfio/container.c index b7a9560ab25e..d53d08f16973 100644 --- a/drivers/vfio/container.c +++ b/drivers/vfio/container.c @@ -29,13 +29,6 @@ static struct vfio { struct mutex iommu_drivers_lock; } vfio; -#ifdef CONFIG_VFIO_NOIOMMU -bool vfio_noiommu __read_mostly; -module_param_named(enable_unsafe_noiommu_mode, - vfio_noiommu, bool, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(enable_unsafe_noiommu_mode, "Enable UNSAFE, no-IOMMU mode. This mode provides no device isolation, no DMA translation, no host kernel protection, cannot be used for device assignment to virtual machines, requires RAWIO permissions, and will taint the kernel. If you do not know what this is for, step away. (default: false)"); -#endif - static void *vfio_noiommu_open(unsigned long arg) { if (arg != VFIO_NOIOMMU_IOMMU) @@ -367,7 +360,7 @@ static int vfio_fops_open(struct inode *inode, struct file *filep) { struct vfio_container *container; - container = kzalloc(sizeof(*container), GFP_KERNEL); + container = kzalloc(sizeof(*container), GFP_KERNEL_ACCOUNT); if (!container) return -ENOMEM; @@ -383,11 +376,6 @@ 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; |