/* Selective file content synch'ing.

   Copyright (C) 2006-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <fcntl.h>

#include <sysdep-cancel.h>

int

sync_file_range (int fd, __off64_t offset, __off64_t len, unsigned int flags)

{

#if defined (__NR_sync_file_range2)

  return SYSCALL_CANCEL (sync_file_range2, fd, flags, SYSCALL_LL64 (offset),

			 SYSCALL_LL64 (len));

#elif defined (__NR_sync_file_range)

  return SYSCALL_CANCEL (sync_file_range, fd,

			 __ALIGNMENT_ARG SYSCALL_LL64 (offset),

			 SYSCALL_LL64 (len), flags);

#endif

}