mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-23 17:30:02 +00:00
![David Howells](/assets/img/avatar_default.png)
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
21 lines
779 B
C
21 lines
779 B
C
#ifndef FADVISE_H_INCLUDED
|
|
#define FADVISE_H_INCLUDED
|
|
|
|
#define POSIX_FADV_NORMAL 0 /* No further special treatment. */
|
|
#define POSIX_FADV_RANDOM 1 /* Expect random page references. */
|
|
#define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
|
#define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
|
|
|
|
/*
|
|
* The advise values for POSIX_FADV_DONTNEED and POSIX_ADV_NOREUSE
|
|
* for s390-64 differ from the values for the rest of the world.
|
|
*/
|
|
#if defined(__s390x__)
|
|
#define POSIX_FADV_DONTNEED 6 /* Don't need these pages. */
|
|
#define POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */
|
|
#else
|
|
#define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
|
|
#define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
|
|
#endif
|
|
|
|
#endif /* FADVISE_H_INCLUDED */
|