[PATCH v2] iommu/amd: Use wait_event in put_pasid_state_wait
From: Joerg Roedel
Date: Thu Feb 05 2015 - 06:40:26 EST
On Wed, Feb 04, 2015 at 05:34:50PM +0100, Peter Zijlstra wrote:
> You just lost your atomic_dec.
So this should be the correct version then.