/**************************************************************************** * fs/mmap/fs_mmisc.c * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include /**************************************************************************** * Public Functions ****************************************************************************/ /* The empty implementation is enough since the paging isn't supported yet. */ int mlock(FAR const void *addr, size_t len) { return 0; } int mlockall(int flags) { return 0; } int munlock(FAR const void *addr, size_t len) { return 0; } int munlockall(void) { return 0; } /* The empty implementation is enough since MMU/MPU mayn't exist. */ int mprotect(FAR void *addr, size_t len, int prot) { return 0; } /* Ignore the advice since there is no alternative strategy to select. */ int posix_madvise(FAR void *addr, size_t len, int advice) { return 0; }