diff --git a/shared/source/os_interface/linux/CMakeLists.txt b/shared/source/os_interface/linux/CMakeLists.txt
index 9533e70b4e..0ab84542a2 100644
--- a/shared/source/os_interface/linux/CMakeLists.txt
+++ b/shared/source/os_interface/linux/CMakeLists.txt
@@ -14,7 +14,6 @@ set(NEO_CORE_OS_INTERFACE_LINUX
     ${CMAKE_CURRENT_SOURCE_DIR}${BRANCH_DIR_SUFFIX}/drm_allocation_extended.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/drm_buffer_object.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/drm_buffer_object.h
-    ${CMAKE_CURRENT_SOURCE_DIR}${BRANCH_DIR_SUFFIX}/drm_buffer_object_extended.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}${BRANCH_DIR_SUFFIX}/drm_debug.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/drm_gem_close_worker.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/drm_gem_close_worker.h
diff --git a/shared/source/os_interface/linux/drm_buffer_object.cpp b/shared/source/os_interface/linux/drm_buffer_object.cpp
index 39eb134bdc..c8fb5d2469 100644
--- a/shared/source/os_interface/linux/drm_buffer_object.cpp
+++ b/shared/source/os_interface/linux/drm_buffer_object.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2020 Intel Corporation
+ * Copyright (C) 2017-2021 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -120,8 +120,6 @@ void BufferObject::fillExecObject(drm_i915_gem_exec_object2 &execObject, OsConte
     }
     execObject.rsvd1 = drmContextId;
     execObject.rsvd2 = 0;
-
-    this->fillExecObjectImpl(execObject, osContext, vmHandleId);
 }
 
 int BufferObject::exec(uint32_t used, size_t startOffset, unsigned int flags, bool requiresCoherency, OsContext *osContext, uint32_t vmHandleId, uint32_t drmContextId, BufferObject *const residency[], size_t residencyCount, drm_i915_gem_exec_object2 *execObjectsStorage) {
diff --git a/shared/source/os_interface/linux/drm_buffer_object.h b/shared/source/os_interface/linux/drm_buffer_object.h
index 2160d8908c..d40a6ef02e 100644
--- a/shared/source/os_interface/linux/drm_buffer_object.h
+++ b/shared/source/os_interface/linux/drm_buffer_object.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2020 Intel Corporation
+ * Copyright (C) 2017-2021 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -94,7 +94,6 @@ class BufferObject {
 
     uint32_t getOsContextId(OsContext *osContext);
     MOCKABLE_VIRTUAL void fillExecObject(drm_i915_gem_exec_object2 &execObject, OsContext *osContext, uint32_t vmHandleId, uint32_t drmContextId);
-    void fillExecObjectImpl(drm_i915_gem_exec_object2 &execObject, OsContext *osContext, uint32_t vmHandleId);
 
     uint64_t gpuAddress = 0llu;
 
diff --git a/shared/source/os_interface/linux/drm_buffer_object_extended.cpp b/shared/source/os_interface/linux/drm_buffer_object_extended.cpp
deleted file mode 100644
index 7db8840c6d..0000000000
--- a/shared/source/os_interface/linux/drm_buffer_object_extended.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright (C) 2017-2020 Intel Corporation
- *
- * SPDX-License-Identifier: MIT
- *
- */
-
-#include "shared/source/os_interface/linux/drm_buffer_object.h"
-
-namespace NEO {
-
-void BufferObject::fillExecObjectImpl(drm_i915_gem_exec_object2 &execObject, OsContext *osContext, uint32_t vmHandleId) {}
-
-} // namespace NEO