blob: b4958dcaf6cee50959f4f5c4f5c0eac29d23262e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef __LINUX_SPINLOCK_UP_H
#define __LINUX_SPINLOCK_UP_H
#ifndef __LINUX_SPINLOCK_H
#error "please don't include this file directly"
#endif
#define __raw_spin_is_locked(lock) ((void)(lock), 0)
#define __raw_spin_lock(lock) do { (void)(lock); } while (0)
#define __raw_spin_unlock(lock) do { (void)(lock); } while (0)
#define __raw_spin_trylock(lock) ({ (void)(lock); 1; })
#define __raw_read_can_lock(lock) (((void)(lock), 1))
#define __raw_write_can_lock(lock) (((void)(lock), 1))
#define __raw_spin_unlock_wait(lock) do { cpu_relax(); } while (__raw_spin_is_locked(lock))
#endif
|
