diff --git a/mlir/lib/Dialect/Bufferization/IR/BufferizationDialect.cpp b/mlir/lib/Dialect/Bufferization/IR/BufferizationDialect.cpp
--- a/mlir/lib/Dialect/Bufferization/IR/BufferizationDialect.cpp
+++ b/mlir/lib/Dialect/Bufferization/IR/BufferizationDialect.cpp
@@ -7,6 +7,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "mlir/Dialect/Bufferization/IR/Bufferization.h"
+#include "mlir/Transforms/InliningUtils.h"
 
 using namespace mlir;
 using namespace mlir::bufferization;
@@ -14,6 +15,24 @@
 #include "mlir/Dialect/Bufferization/IR/BufferizationOpsDialect.cpp.inc"
 
 //===----------------------------------------------------------------------===//
+// Bufferization Dialect Interfaces
+//===----------------------------------------------------------------------===//
+
+namespace {
+struct BufferizationInlinerInterface : public DialectInlinerInterface {
+  using DialectInlinerInterface::DialectInlinerInterface;
+  bool isLegalToInline(Region *, Region *, bool,
+                       BlockAndValueMapping &) const final {
+    return true;
+  }
+  bool isLegalToInline(Operation *, Region *, bool,
+                       BlockAndValueMapping &) const final {
+    return true;
+  }
+};
+} // end anonymous namespace
+
+//===----------------------------------------------------------------------===//
 // Bufferization Dialect
 //===----------------------------------------------------------------------===//
 
@@ -22,4 +41,5 @@
 #define GET_OP_LIST
 #include "mlir/Dialect/Bufferization/IR/BufferizationOps.cpp.inc"
       >();
+  addInterfaces<BufferizationInlinerInterface>();
 }