1 /* Copyright (C) 2011 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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/>. */
23 /* Advice the system about the expected behaviour of the application with
24 respect to the file associated with FD. */
27 posix_fadvise (int fd
, off_t offset
, off_t len
, int advise
)
29 INTERNAL_SYSCALL_DECL (err
);
30 int ret
= INTERNAL_SYSCALL (fadvise64_64
, err
, 6, fd
,
31 __LONG_LONG_PAIR (offset
>> 31, offset
),
32 __LONG_LONG_PAIR (len
>> 31, len
),
34 if (INTERNAL_SYSCALL_ERROR_P (ret
, err
))
35 return INTERNAL_SYSCALL_ERRNO (ret
, err
);