1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Copyright (c) International Business Machines Corp., 2007 4 * Copyright (c) 2014 Fujitsu Ltd. 5 */ 6 7#ifndef LAPI_FALLOCATE_H__ 8#define LAPI_FALLOCATE_H__ 9 10#include <sys/types.h> 11#include <endian.h> 12#include "config.h" 13#include "lapi/abisize.h" 14#include "lapi/seek.h" 15#include "lapi/syscalls.h" 16 17#ifndef FALLOC_FL_KEEP_SIZE 18# define FALLOC_FL_KEEP_SIZE 0x01 19#endif 20 21#ifndef FALLOC_FL_PUNCH_HOLE 22# define FALLOC_FL_PUNCH_HOLE 0x02 23#endif 24 25#ifndef FALLOC_FL_COLLAPSE_RANGE 26# define FALLOC_FL_COLLAPSE_RANGE 0x08 27#endif 28 29#ifndef FALLOC_FL_ZERO_RANGE 30# define FALLOC_FL_ZERO_RANGE 0x10 31#endif 32 33#ifndef FALLOC_FL_INSERT_RANGE 34# define FALLOC_FL_INSERT_RANGE 0x20 35#endif 36 37#if !defined(HAVE_FALLOCATE) 38 39static inline long fallocate(int fd, int mode, loff_t offset, loff_t len) 40{ 41 /* Deal with 32bit ABIs that have 64bit syscalls. */ 42# if LTP_USE_64_ABI 43 return tst_syscall(__NR_fallocate, fd, mode, offset, len); 44# else 45 return (long)tst_syscall(__NR_fallocate, fd, mode, 46 __LONG_LONG_PAIR((off_t) (offset >> 32), 47 (off_t) offset), 48 __LONG_LONG_PAIR((off_t) (len >> 32), 49 (off_t) len)); 50# endif 51} 52#endif 53 54#endif /* LAPI_FALLOCATE_H__ */ 55