From: Joerg Roedel <[email protected]>

This function is called only in the mn_release() path, so
there is no need to unregister the mmu_notifer here.

Signed-off-by: Joerg Roedel <[email protected]>
Tested-by: Oded Gabbay <[email protected]>
---
 drivers/iommu/amd_iommu_v2.c |    2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index 0e29f6f..1fdd22c 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -313,8 +313,6 @@ static void __unbind_pasid(struct pasid_state *pasid_state)
        /* Make sure no more pending faults are in the queue */
        flush_workqueue(iommu_wq);
 
-       mmu_notifier_unregister(&pasid_state->mn, pasid_state->mm);
-
        put_pasid_state(pasid_state); /* Reference taken in bind() function */
 }
 
-- 
1.7.9.5


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