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 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __LINUX_SPINLOCK_API_UP_H 20 #define __LINUX_SPINLOCK_API_UP_H 21 #ifndef __LINUX_SPINLOCK_H 22 #error "please don't include this file directly" 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #endif 25 #define in_lock_functions(ADDR) 0 26 #define assert_spin_locked(lock) do { (void)(lock); } while (0) 27 #define __LOCK(lock) do { preempt_disable(); __acquire(lock); (void)(lock); } while (0) 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define __LOCK_BH(lock) do { local_bh_disable(); __LOCK(lock); } while (0) 30 #define __LOCK_IRQ(lock) do { local_irq_disable(); __LOCK(lock); } while (0) 31 #define __LOCK_IRQSAVE(lock, flags) do { local_irq_save(flags); __LOCK(lock); } while (0) 32 #define __UNLOCK(lock) do { preempt_enable(); __release(lock); (void)(lock); } while (0) 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define __UNLOCK_BH(lock) do { preempt_enable_no_resched(); local_bh_enable(); __release(lock); (void)(lock); } while (0) 35 #define __UNLOCK_IRQ(lock) do { local_irq_enable(); __UNLOCK(lock); } while (0) 36 #define __UNLOCK_IRQRESTORE(lock, flags) do { local_irq_restore(flags); __UNLOCK(lock); } while (0) 37 #define _spin_lock(lock) __LOCK(lock) 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define _spin_lock_nested(lock, subclass) __LOCK(lock) 40 #define _read_lock(lock) __LOCK(lock) 41 #define _write_lock(lock) __LOCK(lock) 42 #define _spin_lock_bh(lock) __LOCK_BH(lock) 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 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 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #define _write_lock_irq(lock) __LOCK_IRQ(lock) 50 #define _spin_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 51 #define _read_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 52 #define _write_lock_irqsave(lock, flags) __LOCK_IRQSAVE(lock, flags) 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 #define _spin_trylock(lock) ({ __LOCK(lock); 1; }) 55 #define _read_trylock(lock) ({ __LOCK(lock); 1; }) 56 #define _write_trylock(lock) ({ __LOCK(lock); 1; }) 57 #define _spin_trylock_bh(lock) ({ __LOCK_BH(lock); 1; }) 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 #define _spin_unlock(lock) __UNLOCK(lock) 60 #define _read_unlock(lock) __UNLOCK(lock) 61 #define _write_unlock(lock) __UNLOCK(lock) 62 #define _spin_unlock_bh(lock) __UNLOCK_BH(lock) 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 #define _write_unlock_bh(lock) __UNLOCK_BH(lock) 65 #define _read_unlock_bh(lock) __UNLOCK_BH(lock) 66 #define _spin_unlock_irq(lock) __UNLOCK_IRQ(lock) 67 #define _read_unlock_irq(lock) __UNLOCK_IRQ(lock) 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 #define _write_unlock_irq(lock) __UNLOCK_IRQ(lock) 70 #define _spin_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 71 #define _read_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 72 #define _write_unlock_irqrestore(lock, flags) __UNLOCK_IRQRESTORE(lock, flags) 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 #endif 75
