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| author | Joerg Roedel <jroedel@suse.de> | 2017-10-13 15:32:37 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2017-10-13 18:32:19 +0300 |
| commit | ce76353f169a6471542d999baf3d29b121dce9c0 (patch) | |
| tree | 243012451e7611837fbbdfefde89d19a00c9baad /drivers/iommu/amd_iommu.c | |
| parent | 9d25e3cc83d731ae4eeb017fd07562fde3f80bef (diff) | |
| download | linux-ce76353f169a6471542d999baf3d29b121dce9c0.tar.xz | |
iommu/amd: Finish TLB flush in amd_iommu_unmap()
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')
Cc: stable@vger.kernel.org # >= 2.6.33
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd_iommu.c')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 822679ac90a1..8e8874d23717 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -3048,6 +3048,7 @@ static size_t amd_iommu_unmap(struct iommu_domain *dom, unsigned long iova, mutex_unlock(&domain->api_lock); domain_flush_tlb_pde(domain); + domain_flush_complete(domain); return unmap_size; } |