1 /* 2 * Copyright (c) 2001, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 # include "incls/_precompiled.incl" 26 # include "incls/_perfMemory_linux.cpp.incl" 27 28 // put OS-includes here 29 # include <sys/types.h> 30 # include <sys/mman.h> 31 # include <errno.h> 32 # include <stdio.h> 33 # include <unistd.h> 34 # include <sys/stat.h> 35 # include <signal.h> 36 # include <pwd.h> 37 38 static char* backing_store_file_name = NULL; // name of the backing store 39 // file, if successfully created. 40 41 // Standard Memory Implementation Details 42 43 // create the PerfData memory region in standard memory. 44 // 45 static char* create_standard_memory(size_t size) { 46 | 1 /* 2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "classfile/vmSymbols.hpp" 27 #include "memory/allocation.inline.hpp" 28 #include "memory/resourceArea.hpp" 29 #include "oops/oop.inline.hpp" 30 #include "os_linux.inline.hpp" 31 #include "runtime/handles.inline.hpp" 32 #include "runtime/perfMemory.hpp" 33 #include "utilities/exceptions.hpp" 34 35 // put OS-includes here 36 # include <sys/types.h> 37 # include <sys/mman.h> 38 # include <errno.h> 39 # include <stdio.h> 40 # include <unistd.h> 41 # include <sys/stat.h> 42 # include <signal.h> 43 # include <pwd.h> 44 45 static char* backing_store_file_name = NULL; // name of the backing store 46 // file, if successfully created. 47 48 // Standard Memory Implementation Details 49 50 // create the PerfData memory region in standard memory. 51 // 52 static char* create_standard_memory(size_t size) { 53 |