diff mbox series

[V2,4/5] vfio/type1: revert "implement notify callback"

Message ID 1670960459-415264-5-git-send-email-steven.sistare@oracle.com (mailing list archive)
State New, archived
Headers show
Series fixes for virtual address update | expand

Commit Message

Steven Sistare Dec. 13, 2022, 7:40 p.m. UTC 
This is dead code.  Revert it.
  commit 487ace134053 ("vfio/type1: implement notify callback")

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
 drivers/vfio/vfio_iommu_type1.c | 15 ---------------
 1 file changed, 15 deletions(-)
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Patch

diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index d4f961d..2fc0e34 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -75,7 +75,6 @@  struct vfio_iommu {
 	bool			v2;
 	bool			nesting;
 	bool			dirty_page_tracking;
-	bool			container_open;
 	struct list_head	emulated_iommu_groups;
 };
 
@@ -2538,7 +2537,6 @@  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);
@@ -3137,18 +3135,6 @@  static int vfio_iommu_type1_dma_rw(void *iommu_data, dma_addr_t user_iova,
 	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,
@@ -3163,7 +3149,6 @@  static void vfio_iommu_type1_notify(void *iommu_data,
 	.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)