diff --git a/tensorflow/workspace.bzl b/tensorflow/workspace.bzl
index 42e960144e0..783a57bea77 100755
--- a/tensorflow/workspace.bzl
+++ b/tensorflow/workspace.bzl
@@ -710,8 +710,8 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
     )
 
     # Check out LLVM and MLIR from llvm-project.
-    LLVM_COMMIT = "0607c8df7faf71bd726e9d18bafd2f7566984e35"
-    LLVM_SHA256 = "bbc2f49b016d8a5938a1396b8177498c318753fdd768fd4c169349c9a7a3f221"
+    LLVM_COMMIT = "f47b8851318d5ec2fa1e7867f3fdb86101cdc1da"
+    LLVM_SHA256 = "6174045de3ffacda49e7edbd98c84cff0a528ce832dde4183a2c0ff54469dd6a"
     LLVM_URLS = [
         "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
         "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
diff --git a/third_party/mlir/BUILD b/third_party/mlir/BUILD
index c0d6573b22e..df0a2cc74b8 100644
--- a/third_party/mlir/BUILD
+++ b/third_party/mlir/BUILD
@@ -397,6 +397,7 @@ filegroup(
         "include/mlir/Interfaces/CallInterfaces.td",
         "include/mlir/Interfaces/ControlFlowInterfaces.td",
         "include/mlir/Interfaces/SideEffectInterfaces.td",
+        "include/mlir/Interfaces/VectorUnrollInterface.td",
         "include/mlir/Interfaces/ViewLikeInterface.td",
         ":OpBaseTdFiles",
     ],
@@ -654,6 +655,17 @@ cc_library(
     ],
 )
 
+cc_library(
+    name = "VectorUnrollInterface",
+    srcs = ["lib/Interfaces/VectorUnrollInterface.cpp"],
+    hdrs = ["include/mlir/Interfaces/VectorUnrollInterface.h"],
+    includes = ["include"],
+    deps = [
+        ":IR",
+        ":VectorUnrollInterfaceIncGen",
+    ],
+)
+
 cc_library(
     name = "ViewLikeInterface",
     srcs = ["lib/Interfaces/ViewLikeInterface.cpp"],
@@ -852,6 +864,7 @@ cc_library(
         ":SideEffectInterfaces",
         ":StandardOpsIncGen",
         ":Support",
+        ":VectorUnrollInterface",
         ":ViewLikeInterface",
         "@llvm-project//llvm:Support",
     ],
@@ -916,6 +929,7 @@ cc_library(
         ":Support",
         ":VectorOpsIncGen",
         ":VectorTransformPatternsIncGen",
+        ":VectorUnrollInterface",
         "@llvm-project//llvm:Support",
     ],
 )
@@ -2121,6 +2135,26 @@ gentbl(
     ],
 )
 
+gentbl(
+    name = "VectorUnrollInterfaceIncGen",
+    strip_include_prefix = "include",
+    tbl_outs = [
+        (
+            "-gen-op-interface-decls",
+            "include/mlir/Interfaces/VectorUnrollInterface.h.inc",
+        ),
+        (
+            "-gen-op-interface-defs",
+            "include/mlir/Interfaces/VectorUnrollInterface.cpp.inc",
+        ),
+    ],
+    tblgen = ":mlir-tblgen",
+    td_file = "include/mlir/Interfaces/VectorUnrollInterface.td",
+    td_srcs = [
+        ":OpBaseTdFiles",
+    ],
+)
+
 gentbl(
     name = "ViewLikeInterfaceIncGen",
     strip_include_prefix = "include",
@@ -3546,6 +3580,7 @@ filegroup(
     name = "VectorOpsTdFiles",
     srcs = [
         "include/mlir/Dialect/Vector/VectorOps.td",
+        "include/mlir/Interfaces/VectorUnrollInterface.td",
         ":AffineOpsTdFiles",
         ":OpBaseTdFiles",
     ],
@@ -3675,6 +3710,7 @@ exports_files(
         "include/mlir/Interfaces/ControlFlowInterfaces.h",
         "include/mlir/Interfaces/ControlFlowInterfaces.td",
         "include/mlir/Interfaces/SideEffectInterfaces.td",
+        "include/mlir/Interfaces/VectorUnrollInterface.td",
         "include/mlir/Interfaces/ViewLikeInterface.td",
         "include/mlir/Dialect/LLVMIR/LLVMOpBase.td",
         "include/mlir/Dialect/StandardOps/IR/Ops.td",