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vfio/type1: revert "implement notify callback" 

This is dead code.  Revert it.
  commit 487ace1340 ("vfio/type1: implement notify callback")

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/1675184289-267876-7-git-send-email-steven.sistare@oracle.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Steve Sistare 2023-01-31 08:58:08 -08:00 committed by Alex Williamson
parent da4f1c2e1c
commit a5ac1f8165
1 changed files with 0 additions and 15 deletions
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15
drivers/vfio/vfio_iommu_type1.c
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@ -75,7 +75,6 @@ struct vfio_iommu {
bool v2;
bool nesting;
bool dirty_page_tracking;
bool container_open;
struct list_head emulated_iommu_groups;
};
@ -2562,7 +2561,6 @@ static void *vfio_iommu_type1_open(unsigned long arg)
INIT_LIST_HEAD(&iommu->iova_list);
iommu->dma_list = RB_ROOT;
iommu->dma_avail = dma_entry_limit;
iommu->container_open = true;
mutex_init(&iommu->lock);
mutex_init(&iommu->device_list_lock);
INIT_LIST_HEAD(&iommu->device_list);
@ -3166,18 +3164,6 @@ vfio_iommu_type1_group_iommu_domain(void *iommu_data,
return domain;
}
static void vfio_iommu_type1_notify(void *iommu_data,
enum vfio_iommu_notify_type event)
{
struct vfio_iommu *iommu = iommu_data;
if (event != VFIO_IOMMU_CONTAINER_CLOSE)
return;
mutex_lock(&iommu->lock);
iommu->container_open = false;
mutex_unlock(&iommu->lock);
}
static const struct vfio_iommu_driver_ops vfio_iommu_driver_ops_type1 = {
.name = "vfio-iommu-type1",
.owner = THIS_MODULE,
@ -3192,7 +3178,6 @@ static const struct vfio_iommu_driver_ops vfio_iommu_driver_ops_type1 = {
.unregister_device = vfio_iommu_type1_unregister_device,
.dma_rw = vfio_iommu_type1_dma_rw,
.group_iommu_domain = vfio_iommu_type1_group_iommu_domain,
.notify = vfio_iommu_type1_notify,
};
static int __init vfio_iommu_type1_init(void)