diff --git a/mlir/include/mlir-c/PatternMatch.h b/mlir/include/mlir-c/PatternMatch.h
--- a/mlir/include/mlir-c/PatternMatch.h
+++ b/mlir/include/mlir-c/PatternMatch.h
@@ -43,16 +43,9 @@
 
 DEFINE_C_API_STRUCT(MlirPDLPatternModule, void);
 DEFINE_C_API_STRUCT(MlirRewritePatternSet, void);
-DEFINE_C_API_STRUCT(MlirGreedyRewriteConfig, void);
 
 #undef DEFINE_C_API_STRUCT
 
-enum MlirGreedyRewriteStrictness {
-  MlirGreedyRewriteStrictnessAnyOp,
-  MlirGreedyRewriteStrictnessExistingAndNewOps,
-  MlirGreedyRewriteStrictnessExistingOps
-};
-
 /// Creates a PDLPatternModule from the given Module.
 MLIR_CAPI_EXPORTED MlirPDLPatternModule mlirPDLPatternGet(MlirModule module);
 
@@ -66,11 +59,11 @@
 
 /// Takes a pattern set owned by the caller and greedily applies it on the given region.
 MLIR_CAPI_EXPORTED MlirLogicalResult mlirApplyOwnedPatternsGreedilyOnRegion(
-    MlirRegion region, MlirRewritePatternSet patterns, MlirGreedyRewriteConfig config);
+    MlirRegion region, MlirRewritePatternSet patterns);
 
 /// Takes a pattern set owned by the caller and greedily applies it on the given operation.
 MLIR_CAPI_EXPORTED MlirLogicalResult mlirApplyOwnedPatternsGreedilyOnOperation(
-    MlirOperation op, MlirRewritePatternSet patterns, MlirGreedyRewriteConfig config);
+    MlirOperation op, MlirRewritePatternSet patterns);
 
 #ifdef __cplusplus
 }
diff --git a/mlir/lib/CAPI/IR/PatternMatch.cpp b/mlir/lib/CAPI/IR/PatternMatch.cpp
--- a/mlir/lib/CAPI/IR/PatternMatch.cpp
+++ b/mlir/lib/CAPI/IR/PatternMatch.cpp
@@ -20,7 +20,6 @@
 
 DEFINE_C_API_PTR_METHODS(MlirPDLPatternModule, PDLPatternModule)
 DEFINE_C_API_PTR_METHODS(MlirRewritePatternSet, RewritePatternSet)
-DEFINE_C_API_PTR_METHODS(MlirGreedyRewriteConfig, GreedyRewriteConfig)
 
 MlirPDLPatternModule mlirPDLPatternGet(MlirModule module) {
   return wrap(new PDLPatternModule(unwrap(module)));
@@ -36,42 +35,16 @@
   return wrap(&unwrap(patterns)->add(std::move(*(unwrap(pdlPattern)))));
 }
 
-MlirGreedyRewriteConfig mlirGreedyRewriteConfigGet(
-    bool useTopDownTraversal, bool enableRegionSimplification,
-    int64_t maxIterations, int64_t maxNumRewrites, MlirRegion scope,
-    MlirGreedyRewriteStrictness strictMode) {
-  auto *config = new GreedyRewriteConfig();
-  config->useTopDownTraversal = useTopDownTraversal;
-  config->enableRegionSimplification = enableRegionSimplification;
-  config->maxIterations = maxIterations;
-  config->maxNumRewrites = maxNumRewrites;
-  config->scope = unwrap(scope);
-  switch (strictMode) {
-  case MlirGreedyRewriteStrictnessAnyOp:
-    config->strictMode = GreedyRewriteStrictness::AnyOp;
-    break;
-  case MlirGreedyRewriteStrictnessExistingOps:
-    config->strictMode = GreedyRewriteStrictness::ExistingOps;
-    break;
-  case MlirGreedyRewriteStrictnessExistingAndNewOps:
-    config->strictMode = GreedyRewriteStrictness::ExistingAndNewOps;
-    break;
-  }
-  return wrap(config);
-}
-
 MlirLogicalResult
 mlirApplyOwnedPatternsGreedilyOnRegion(MlirRegion region,
-                                       MlirRewritePatternSet patterns,
-                                       MlirGreedyRewriteConfig config) {
-  return wrap(applyPatternsAndFoldGreedily(
-      *unwrap(region), std::move(*unwrap(patterns)), *unwrap(config)));
+                                       MlirRewritePatternSet patterns) {
+  return wrap(applyPatternsAndFoldGreedily(*unwrap(region),
+                                           std::move(*unwrap(patterns))));
 }
 
 MlirLogicalResult
 mlirApplyOwnedPatternsGreedilyOnOperation(MlirOperation op,
-                                          MlirRewritePatternSet patterns,
-                                          MlirGreedyRewriteConfig config) {
-  return wrap(applyPatternsAndFoldGreedily(
-      unwrap(op), std::move(*unwrap(patterns)), *unwrap(config)));
+                                          MlirRewritePatternSet patterns) {
+  return wrap(
+      applyPatternsAndFoldGreedily(unwrap(op), std::move(*unwrap(patterns))));
 }