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commit4e7120d79eupstream. For both PASID-based-Device-TLB Invalidate Descriptor and Device-TLB Invalidate Descriptor, the Physical Function Source-ID value is split according to this layout: PFSID[3:0] is set at offset 12 and PFSID[15:4] is put at offset 52. Fix the part laid out at offset 52. Fixes:0f725561e1("iommu/vt-d: Add definitions for PFSID") Signed-off-by: Eric Auger <eric.auger@redhat.com> Acked-by: Jacob Pan <jacob.jun.pan@linux.intel.com> Cc: stable@vger.kernel.org # v4.19+ Acked-by: Lu Baolu <baolu.lu@linux.intel.com> Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>