1 /*
2 * Copyright (c) 2001, 2016, 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_windows.inline.hpp"
31 #include "runtime/handles.inline.hpp"
32 #include "runtime/os.hpp"
33 #include "runtime/perfMemory.hpp"
34 #include "services/memTracker.hpp"
35 #include "utilities/exceptions.hpp"
36
37 #include <windows.h>
38 #include <sys/types.h>
39 #include <sys/stat.h>
40 #include <errno.h>
41 #include <lmcons.h>
42
43 typedef BOOL (WINAPI *SetSecurityDescriptorControlFnPtr)(
44 IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
45 IN SECURITY_DESCRIPTOR_CONTROL ControlBitsOfInterest,
46 IN SECURITY_DESCRIPTOR_CONTROL ControlBitsToSet);
1678 if (PrintMiscellaneous && Verbose) {
1679 warning("MapViewOfFile failed, lasterror = %d\n", GetLastError());
1680 }
1681 CloseHandle(fmh);
1682 THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(),
1683 "Could not map PerfMemory");
1684 }
1685
1686 // it does not go through os api, the operation has to record from here
1687 MemTracker::record_virtual_memory_reserve_and_commit((address)mapAddress, size,
1688 CURRENT_PC, mtInternal);
1689
1690
1691 *addrp = (char*)mapAddress;
1692 *sizep = size;
1693
1694 // File mapping object can be closed at this time without
1695 // invalidating the mapped view of the file
1696 CloseHandle(fmh);
1697
1698 if (PerfTraceMemOps) {
1699 tty->print("mapped " SIZE_FORMAT " bytes for vmid %d at "
1700 INTPTR_FORMAT "\n", size, vmid, mapAddress);
1701 }
1702 }
1703
1704 // this method unmaps the the mapped view of the the
1705 // file mapping object.
1706 //
1707 static void remove_file_mapping(char* addr) {
1708
1709 // the file mapping object was closed in open_file_mapping()
1710 // after the file map view was created. We only need to
1711 // unmap the file view here.
1712 UnmapViewOfFile(addr);
1713 }
1714
1715 // create the PerfData memory region in shared memory.
1716 static char* create_shared_memory(size_t size) {
1717
1718 return mapping_create_shared(size);
1719 }
1720
1721 // release a named, shared memory region
|
1 /*
2 * Copyright (c) 2001, 2017, 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 "logging/log.hpp"
28 #include "memory/allocation.inline.hpp"
29 #include "memory/resourceArea.hpp"
30 #include "oops/oop.inline.hpp"
31 #include "os_windows.inline.hpp"
32 #include "runtime/handles.inline.hpp"
33 #include "runtime/os.hpp"
34 #include "runtime/perfMemory.hpp"
35 #include "services/memTracker.hpp"
36 #include "utilities/exceptions.hpp"
37
38 #include <windows.h>
39 #include <sys/types.h>
40 #include <sys/stat.h>
41 #include <errno.h>
42 #include <lmcons.h>
43
44 typedef BOOL (WINAPI *SetSecurityDescriptorControlFnPtr)(
45 IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
46 IN SECURITY_DESCRIPTOR_CONTROL ControlBitsOfInterest,
47 IN SECURITY_DESCRIPTOR_CONTROL ControlBitsToSet);
1679 if (PrintMiscellaneous && Verbose) {
1680 warning("MapViewOfFile failed, lasterror = %d\n", GetLastError());
1681 }
1682 CloseHandle(fmh);
1683 THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(),
1684 "Could not map PerfMemory");
1685 }
1686
1687 // it does not go through os api, the operation has to record from here
1688 MemTracker::record_virtual_memory_reserve_and_commit((address)mapAddress, size,
1689 CURRENT_PC, mtInternal);
1690
1691
1692 *addrp = (char*)mapAddress;
1693 *sizep = size;
1694
1695 // File mapping object can be closed at this time without
1696 // invalidating the mapped view of the file
1697 CloseHandle(fmh);
1698
1699 log_debug(perf, memops)("mapped " SIZE_FORMAT " bytes for vmid %d at "
1700 INTPTR_FORMAT "\n", size, vmid, mapAddress);
1701 }
1702
1703 // this method unmaps the the mapped view of the the
1704 // file mapping object.
1705 //
1706 static void remove_file_mapping(char* addr) {
1707
1708 // the file mapping object was closed in open_file_mapping()
1709 // after the file map view was created. We only need to
1710 // unmap the file view here.
1711 UnmapViewOfFile(addr);
1712 }
1713
1714 // create the PerfData memory region in shared memory.
1715 static char* create_shared_memory(size_t size) {
1716
1717 return mapping_create_shared(size);
1718 }
1719
1720 // release a named, shared memory region
|