From: Joerg Roedel <jroe...@suse.de>
This list was only used for the task_exit notifier function.
Now that it is gone we can remove it.
Signed-off-by: Joerg Roedel <jroe...@suse.de>
Tested-by: Jay Cornwall <jay.cornw...@amd.com>
---
drivers/iommu/amd_iommu_v2.c | 26 --------------------------
1 file changed, 26 deletions(-)
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index c06a29a..d9309a0 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -86,10 +86,6 @@ struct fault {
static LIST_HEAD(state_list);
static spinlock_t state_lock;
-/* List and lock for all pasid_states */
-static LIST_HEAD(pasid_state_list);
-static DEFINE_SPINLOCK(ps_lock);
-
static struct workqueue_struct *iommu_wq;
/*
@@ -171,25 +167,6 @@ static void put_device_state_wait(struct device_state
*dev_state)
free_device_state(dev_state);
}
-static void link_pasid_state(struct pasid_state *pasid_state)
-{
- spin_lock(&ps_lock);
- list_add_tail(&pasid_state->list, &pasid_state_list);
- spin_unlock(&ps_lock);
-}
-
-static void __unlink_pasid_state(struct pasid_state *pasid_state)
-{
- list_del(&pasid_state->list);
-}
-
-static void unlink_pasid_state(struct pasid_state *pasid_state)
-{
- spin_lock(&ps_lock);
- __unlink_pasid_state(pasid_state);
- spin_unlock(&ps_lock);
-}
-
/* Must be called under dev_state->lock */
static struct pasid_state **__get_pasid_state_ptr(struct device_state
*dev_state,
int pasid, bool alloc)
@@ -346,7 +323,6 @@ static void unbind_pasid(struct device_state *dev_state,
int pasid)
if (pasid_state == NULL)
return;
- unlink_pasid_state(pasid_state);
__unbind_pasid(pasid_state);
put_pasid_state_wait(pasid_state); /* Reference taken in this function
*/
}
@@ -687,8 +663,6 @@ int amd_iommu_bind_pasid(struct pci_dev *pdev, int pasid,
if (ret)
goto out_clear_state;
- link_pasid_state(pasid_state);
-
return 0;
out_clear_state:
--
1.7.9.5
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