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src/hotspot/os/linux/gc/x/xSyscall_linux.cpp
40 строк
2 KB
Stefan Karlsson
8307058: Implementation of Generational ZGC
11 май 2023, 16:59
11 май 2023, 16:59
d20034b
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/* * Copyright (c) 2019, 2020, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include "precompiled.hpp" #include "gc/x/xSyscall_linux.hpp" #include OS_CPU_HEADER(gc/x/xSyscall) #include <unistd.h> int XSyscall::memfd_create(const char *name, unsigned int flags) { return syscall(SYS_memfd_create, name, flags); } int XSyscall::fallocate(int fd, int mode, size_t offset, size_t length) { return syscall(SYS_fallocate, fd, mode, offset, length); } long XSyscall::get_mempolicy(int* mode, unsigned long* nodemask, unsigned long maxnode, void* addr, unsigned long flags) { return syscall(SYS_get_mempolicy, mode, nodemask, maxnode, addr, flags); }