From: Joerg Roedel <jroedel@suse.de>
Date: Fri, 13 Oct 2017 12:32:37 +0000 (+0200)
Subject: iommu/amd: Finish TLB flush in amd_iommu_unmap()
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=05941cd73c7e50d4b4488668b53d91b8d81fc2ad;p=pandora-kernel.git

iommu/amd: Finish TLB flush in amd_iommu_unmap()

commit ce76353f169a6471542d999baf3d29b121dce9c0 upstream.

The function only sends the flush command to the IOMMU(s),
but does not wait for its completion when it returns. Fix
that.

Fixes: 601367d76bd1 ('x86/amd-iommu: Remove iommu_flush_domain function')
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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