diff for duplicates of <20190411070948.29564-1-hch@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index fce716e..b9ece7d 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -6,3 +6,7 @@ also kill off the highmem bouncing there I won't get to it this merge
 window, so for now I'd like to make some progress and move MMC to the
 DMA layer (swiotlb or arm dmabounce) bouncing for addressing limitations
 and kill off the dma_max_pfn helper.
+_______________________________________________
+iommu mailing list
+iommu@lists.linux-foundation.org
+https://lists.linuxfoundation.org/mailman/listinfo/iommu
diff --git a/a/content_digest b/N1/content_digest
index a4af63c..b918e34 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -16,6 +16,10 @@
  "also kill off the highmem bouncing there I won't get to it this merge\n"
  "window, so for now I'd like to make some progress and move MMC to the\n"
  "DMA layer (swiotlb or arm dmabounce) bouncing for addressing limitations\n"
- and kill off the dma_max_pfn helper.
+ "and kill off the dma_max_pfn helper.\n"
+ "_______________________________________________\n"
+ "iommu mailing list\n"
+ "iommu@lists.linux-foundation.org\n"
+ https://lists.linuxfoundation.org/mailman/listinfo/iommu
 
-33ac625896697abdf522e2c517f5c8a7ed2316d4cea3479128a1235bf3264d56
+1e524044d93aff212c7bf8878ee556dff61fde6853685085973c53c1f0f86cbb
