1 /* Selective file content synch'ing.
2 Copyright (C) 2006-2015 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <http://www.gnu.org/licenses/>. */
21 #include <sys/types.h>
23 #include <sysdep-cancel.h>
24 #include <sys/syscall.h>
27 #ifdef __NR_sync_file_range
29 sync_file_range (int fd
, __off64_t from
, __off64_t to
, unsigned int flags
)
32 return INLINE_SYSCALL (sync_file_range
, 7, fd
, 0,
33 __LONG_LONG_PAIR ((long) (from
>> 32), (long) from
),
34 __LONG_LONG_PAIR ((long) (to
>> 32), (long) to
),
38 int oldtype
= LIBC_CANCEL_ASYNC ();
40 result
= INLINE_SYSCALL (sync_file_range
, 7, fd
, 0,
41 __LONG_LONG_PAIR ((long) (from
>> 32), (long) from
),
42 __LONG_LONG_PAIR ((long) (to
>> 32), (long) to
),
45 LIBC_CANCEL_RESET (oldtype
);
51 sync_file_range (int fd
, __off64_t from
, __off64_t to
, unsigned int flags
)
56 stub_warning (sync_file_range
)