remove unused jemalloc option (#18314)

test=develop

CMakeLists.txt

@@ -63,7 +63,6 @@ option(WITH_ANAKIN      "Compile with Anakin library"                   OFF)
 option(WITH_AMD_GPU     "Compile PaddlePaddle with AMD GPU"             OFF)
 option(WITH_NGRAPH      "Compile PaddlePaddle with nGraph support."     OFF)
 option(WITH_PROFILER    "Compile PaddlePaddle with GPU profiler and gperftools"        OFF)
-option(WITH_JEMALLOC    "Compile PaddlePaddle with jemalloc"            OFF)
 option(WITH_COVERAGE    "Compile PaddlePaddle with code coverage"       OFF)
 option(COVERALLS_UPLOAD "Package code coverage data to coveralls"       OFF)
 option(WITH_PSLIB       "Compile with pslib support"                    OFF)
@@ -219,12 +218,6 @@ if (WITH_PROFILER)
     add_definitions(-DWITH_GPERFTOOLS)
 endif()
 
-if (WITH_JEMALLOC)
-    find_package(JeMalloc REQUIRED)
-    include_directories(${JEMALLOC_INCLUDE_DIR})
-    add_definitions(-DPADDLE_WITH_JEMALLOC)
-endif()
-
 include(generic)            # simplify cmake module
 include(package)            # set paddle packages
 include(ccache)             # set ccache for compilation

cmake/FindJeMalloc.cmake

@@ -1,28 +0,0 @@
-# - Find JeMalloc library
-# Find the native JeMalloc includes and library
-#
-# JEMALLOC_INCLUDE_DIR - where to find jemalloc.h, etc.
-# JEMALLOC_LIBRARIES - List of libraries when using jemalloc.
-# JEMALLOC_FOUND - True if jemalloc found.
-
-find_path(JEMALLOC_INCLUDE_DIR
-  NAMES jemalloc/jemalloc.h
-  HINTS ${JEMALLOC_ROOT_DIR}/include)
-
-find_library(JEMALLOC_LIBRARIES
-  NAMES jemalloc
-  HINTS ${JEMALLOC_ROOT_DIR}/lib)
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(jemalloc DEFAULT_MSG JEMALLOC_LIBRARIES JEMALLOC_INCLUDE_DIR)
-
-mark_as_advanced(
-  JEMALLOC_LIBRARIES
-  JEMALLOC_INCLUDE_DIR)
-
-if (JEMALLOC_FOUND)
-  add_library(jemalloc::jemalloc UNKNOWN IMPORTED)
-  set_target_properties(jemalloc::jemalloc PROPERTIES
-    IMPORTED_LOCATION ${JEMALLOC_LIBRARIES}
-    INTERFACE_INCLUDE_DIRECTORIES "${JEMALLOC_INCLUDE_DIR}")
-endif()

cmake/generic.cmake

@@ -115,10 +115,6 @@ function(common_link TARGET_NAME)
   if (WITH_PROFILER)
     target_link_libraries(${TARGET_NAME} gperftools::profiler)
   endif()
-
-  if (WITH_JEMALLOC)
-    target_link_libraries(${TARGET_NAME} jemalloc::jemalloc)
-  endif()
 endfunction()
 
 

paddle/fluid/memory/allocation/legacy_allocator.cc

@@ -17,10 +17,6 @@
 #include <utility>
 #include <vector>
 
-#ifdef PADDLE_WITH_JEMALLOC
-#include <jemalloc/jemalloc.h>
-#endif
-
 #include "glog/logging.h"
 #include "paddle/fluid/memory/allocation/legacy_allocator.h"
 #include "paddle/fluid/memory/detail/buddy_allocator.h"
@@ -103,11 +99,7 @@ struct NaiveAllocator {
 template <>
 void *Alloc<platform::CPUPlace>(const platform::CPUPlace &place, size_t size) {
   VLOG(10) << "Allocate " << size << " bytes on " << platform::Place(place);
-#ifdef PADDLE_WITH_JEMALLOC
-  void *p = malloc(size);
-#else
   void *p = GetCPUBuddyAllocator()->Alloc(size);
-#endif
   if (FLAGS_init_allocated_mem) {
     memset(p, 0xEF, size);
   }
@@ -119,21 +111,12 @@ template <>
 void Free<platform::CPUPlace>(const platform::CPUPlace &place, void *p,
                               size_t size) {
   VLOG(10) << "Free pointer=" << p << " on " << platform::Place(place);
-#ifdef PADDLE_WITH_JEMALLOC
-  free(p);
-#else
   GetCPUBuddyAllocator()->Free(p);
-#endif
 }
 
 template <>
 size_t Used<platform::CPUPlace>(const platform::CPUPlace &place) {
-#ifdef PADDLE_WITH_JEMALLOC
-  // fake the result of used memory when PADDLE_WITH_JEMALLOC is ON
-  return 0U;
-#else
   return GetCPUBuddyAllocator()->Used();
-#endif
 }
 
 #ifdef PADDLE_WITH_CUDA

paddle/scripts/paddle_build.sh

@@ -207,7 +207,6 @@ function cmake_base() {
         -DANAKIN_BUILD_CROSS_PLANTFORM=${ANAKIN_BUILD_CROSS_PLANTFORM:ON}
         -DPY_VERSION=${PY_VERSION:-2.7}
         -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build}
-        -DWITH_JEMALLOC=${WITH_JEMALLOC:-OFF} 
         -DWITH_GRPC=${grpc_flag}
     ========================================
 EOF
@@ -242,7 +241,6 @@ EOF
         -DANAKIN_BUILD_CROSS_PLANTFORM=${ANAKIN_BUILD_CROSS_PLANTFORM:ON}\
         -DPY_VERSION=${PY_VERSION:-2.7} \
         -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build} \
-        -DWITH_JEMALLOC=${WITH_JEMALLOC:-OFF} \
         -DWITH_GRPC=${grpc_flag}
 
 }