17f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes/* 27f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * Copyright (C) 2016 The Android Open Source Project 37f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * All rights reserved. 47f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * 57f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * Redistribution and use in source and binary forms, with or without 67f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * modification, are permitted provided that the following conditions 77f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * are met: 87f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * * Redistributions of source code must retain the above copyright 97f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * notice, this list of conditions and the following disclaimer. 107f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * * Redistributions in binary form must reproduce the above copyright 117f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * notice, this list of conditions and the following disclaimer in 127f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * the documentation and/or other materials provided with the 137f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * distribution. 147f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * 157f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 167f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 177f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 187f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 197f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 207f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 217f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 227f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 237f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 247f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 257f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 267f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes * SUCH DAMAGE. 277f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes */ 287f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes 297f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes#include <fcntl.h> 307f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes 317f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughesextern "C" int __sync_file_range(int, off64_t, off64_t, unsigned int); 327f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughesextern "C" int __sync_file_range2(int, unsigned int, off64_t, off64_t); 337f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes 347f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughesint sync_file_range(int fd, off64_t offset, off64_t length, unsigned int flags) { 357f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes#if __arm__ 367f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes return __sync_file_range2(fd, flags, offset, length); 377f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes#else 387f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes return __sync_file_range(fd, offset, length, flags); 397f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes#endif 407f72ad4d6c6f4c99726fff423bdbbdca1032fdc2Elliott Hughes} 41