111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/**************************************************************************** 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert **************************************************************************** 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** This header was automatically generated from a Linux kernel header 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** of the same name, to make information necessary for userspace to 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** call into the kernel available to libc. It contains only constants, 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** structures, and macros generated from the original header, and thus, 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** contains no copyrightable information. 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert **************************************************************************** 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert ****************************************************************************/ 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef __LINUX_SPINLOCK_API_UP_H 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LINUX_SPINLOCK_API_UP_H 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef __LINUX_SPINLOCK_H 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#error "please don't include this file directly" 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define in_lock_functions(ADDR) 0 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define assert_spin_locked(lock) do { (void)(lock); } while (0) 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LOCK(lock) do { preempt_disable(); __acquire(lock); (void)(lock); } while (0) 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LOCK_BH(lock) do { local_bh_disable(); __LOCK(lock); } while (0) 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LOCK_IRQ(lock) do { local_irq_disable(); __LOCK(lock); } while (0) 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LOCK_IRQSAVE(lock, flags) do { local_irq_save(flags); __LOCK(lock); } while (0) 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __UNLOCK(lock) do { preempt_enable(); __release(lock); (void)(lock); } while (0) 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __UNLOCK_BH(lock) do { preempt_enable_no_resched(); local_bh_enable(); __release(lock); (void)(lock); } while (0) 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __UNLOCK_IRQ(lock) do { local_irq_enable(); __UNLOCK(lock); } while (0) 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __UNLOCK_IRQRESTORE(lock, flags) do { local_irq_restore(flags); __UNLOCK(lock); } while (0) 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_lock(lock) __LOCK(lock) 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_lock_nested(lock, subclass) __LOCK(lock) 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_lock(lock) __LOCK(lock) 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_lock(lock) __LOCK(lock) 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_lock_bh(lock) __LOCK_BH(lock) 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_lock_bh(lock) __LOCK_BH(lock) 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_lock_bh(lock) __LOCK_BH(lock) 4611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_lock_irq(lock) __LOCK_IRQ(lock) 4711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_lock_irq(lock) __LOCK_IRQ(lock) 4811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_lock_irq(lock) __LOCK_IRQ(lock) 4911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 5011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 5111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 5211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_trylock(lock) ({ __LOCK(lock); 1; }) 5311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_trylock(lock) ({ __LOCK(lock); 1; }) 5411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_trylock(lock) ({ __LOCK(lock); 1; }) 5511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_trylock_bh(lock) ({ __LOCK_BH(lock); 1; }) 5611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_unlock(lock) __UNLOCK(lock) 5711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_unlock(lock) __UNLOCK(lock) 5811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_unlock(lock) __UNLOCK(lock) 5911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_unlock_bh(lock) __UNLOCK_BH(lock) 6011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_unlock_bh(lock) __UNLOCK_BH(lock) 6111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_unlock_bh(lock) __UNLOCK_BH(lock) 6211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_unlock_irq(lock) __UNLOCK_IRQ(lock) 6311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_unlock_irq(lock) __UNLOCK_IRQ(lock) 6411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_unlock_irq(lock) __UNLOCK_IRQ(lock) 6511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _spin_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 6611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _read_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 6711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _write_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 6811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 6911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 70