1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef __LINUX_SPINLOCK_API_UP_H
13#define __LINUX_SPINLOCK_API_UP_H
14
15#ifndef __LINUX_SPINLOCK_H
16#error "please don't include this file directly"
17#endif
18
19#define in_lock_functions(ADDR) 0
20
21#define assert_spin_locked(lock) do { (void)(lock); } while (0)
22
23#define __LOCK(lock)   do { preempt_disable(); __acquire(lock); (void)(lock); } while (0)
24
25#define __LOCK_BH(lock)   do { local_bh_disable(); __LOCK(lock); } while (0)
26
27#define __LOCK_IRQ(lock)   do { local_irq_disable(); __LOCK(lock); } while (0)
28
29#define __LOCK_IRQSAVE(lock, flags)   do { local_irq_save(flags); __LOCK(lock); } while (0)
30
31#define __UNLOCK(lock)   do { preempt_enable(); __release(lock); (void)(lock); } while (0)
32
33#define __UNLOCK_BH(lock)   do { preempt_enable_no_resched(); local_bh_enable(); __release(lock); (void)(lock); } while (0)
34
35#define __UNLOCK_IRQ(lock)   do { local_irq_enable(); __UNLOCK(lock); } while (0)
36
37#define __UNLOCK_IRQRESTORE(lock, flags)   do { local_irq_restore(flags); __UNLOCK(lock); } while (0)
38
39#define _spin_lock(lock) __LOCK(lock)
40#define _spin_lock_nested(lock, subclass) __LOCK(lock)
41#define _read_lock(lock) __LOCK(lock)
42#define _write_lock(lock) __LOCK(lock)
43#define _spin_lock_bh(lock) __LOCK_BH(lock)
44#define _read_lock_bh(lock) __LOCK_BH(lock)
45#define _write_lock_bh(lock) __LOCK_BH(lock)
46#define _spin_lock_irq(lock) __LOCK_IRQ(lock)
47#define _read_lock_irq(lock) __LOCK_IRQ(lock)
48#define _write_lock_irq(lock) __LOCK_IRQ(lock)
49#define _spin_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags)
50#define _read_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags)
51#define _write_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags)
52#define _spin_trylock(lock) ({ __LOCK(lock); 1; })
53#define _read_trylock(lock) ({ __LOCK(lock); 1; })
54#define _write_trylock(lock) ({ __LOCK(lock); 1; })
55#define _spin_trylock_bh(lock) ({ __LOCK_BH(lock); 1; })
56#define _spin_unlock(lock) __UNLOCK(lock)
57#define _read_unlock(lock) __UNLOCK(lock)
58#define _write_unlock(lock) __UNLOCK(lock)
59#define _spin_unlock_bh(lock) __UNLOCK_BH(lock)
60#define _write_unlock_bh(lock) __UNLOCK_BH(lock)
61#define _read_unlock_bh(lock) __UNLOCK_BH(lock)
62#define _spin_unlock_irq(lock) __UNLOCK_IRQ(lock)
63#define _read_unlock_irq(lock) __UNLOCK_IRQ(lock)
64#define _write_unlock_irq(lock) __UNLOCK_IRQ(lock)
65#define _spin_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags)
66#define _read_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags)
67#define _write_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags)
68
69#endif
70