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iommu/amd: Don't call mmu_notifer_unregister in __unbind_pasid

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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 <jroedel@suse.de>
Tested-by: Oded Gabbay <Oded.Gabbay@amd.com>
This commit is contained in:
Joerg Roedel 2014-07-08 12:53:32 +02:00
parent ff6d0cce38
commit caf8a518d7
1 changed files with 0 additions and 2 deletions
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2
drivers/iommu/amd_iommu_v2.c
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@ -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 */
}