11dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/**************************************************************************** 21dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project **************************************************************************** 31dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** 41dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** This header was automatically generated from a Linux kernel header 51dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** of the same name, to make information necessary for userspace to 61dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** call into the kernel available to libc. It contains only constants, 71dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** structures, and macros generated from the original header, and thus, 81dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** contains no copyrightable information. 91dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *** 10654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** To edit the content of this header, modify the corresponding 11654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** source file (e.g. under external/kernel-headers/original/) then 12654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** run bionic/libc/kernel/tools/update_all.py 13654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** 14654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** Any manual change here will be lost the next time this script will 15654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** be run. You've been warned! 16654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng *** 171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project **************************************************************************** 181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ****************************************************************************/ 191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef __LINUX_SPINLOCK_H 201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __LINUX_SPINLOCK_H 211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/preempt.h> 221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/linkage.h> 23654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/compiler.h> 251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/thread_info.h> 261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/kernel.h> 271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/stringify.h> 28654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <asm/system.h> 301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define LOCK_SECTION_NAME ".text.lock."KBUILD_BASENAME 311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define LOCK_SECTION_START(extra) ".subsection 1\n\t" extra ".ifndef " LOCK_SECTION_NAME "\n\t" LOCK_SECTION_NAME ":\n\t" ".endif\n" 321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define LOCK_SECTION_END ".previous\n\t" 33654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __lockfunc fastcall __attribute__((section(".spinlock.text"))) 351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/spinlock_types.h> 361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/spinlock_up.h> 371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock_init(lock) do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0) 38654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define rwlock_init(lock) do { *(lock) = RW_LOCK_UNLOCKED; } while (0) 401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) 411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_unlock_wait(lock) __raw_spin_unlock_wait(&(lock)->raw_lock) 421dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <linux/spinlock_api_up.h> 43654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 441dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_spin_lock(lock) __raw_spin_lock(&(lock)->raw_lock) 451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_spin_lock_flags(lock, flags) __raw_spin_lock_flags(&(lock)->raw_lock, *(flags)) 461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_spin_trylock(lock) __raw_spin_trylock(&(lock)->raw_lock) 471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_spin_unlock(lock) __raw_spin_unlock(&(lock)->raw_lock) 48654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_read_lock(rwlock) __raw_read_lock(&(rwlock)->raw_lock) 501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_read_trylock(rwlock) __raw_read_trylock(&(rwlock)->raw_lock) 511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_read_unlock(rwlock) __raw_read_unlock(&(rwlock)->raw_lock) 521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_write_lock(rwlock) __raw_write_lock(&(rwlock)->raw_lock) 53654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 541dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_write_trylock(rwlock) __raw_write_trylock(&(rwlock)->raw_lock) 551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _raw_write_unlock(rwlock) __raw_write_unlock(&(rwlock)->raw_lock) 561dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_can_lock(rwlock) __raw_read_can_lock(&(rwlock)->raw_lock) 571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_can_lock(rwlock) __raw_write_can_lock(&(rwlock)->raw_lock) 58654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_trylock(lock) __cond_lock(_spin_trylock(lock)) 601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_trylock(lock) __cond_lock(_read_trylock(lock)) 611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_trylock(lock) __cond_lock(_write_trylock(lock)) 621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock(lock) _spin_lock(lock) 63654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock_nested(lock, subclass) _spin_lock(lock) 651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_lock(lock) _write_lock(lock) 661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_lock(lock) _read_lock(lock) 671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock_irqsave(lock, flags) _spin_lock_irqsave(lock, flags) 68654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_lock_irqsave(lock, flags) _read_lock_irqsave(lock, flags) 701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_lock_irqsave(lock, flags) _write_lock_irqsave(lock, flags) 711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock_irq(lock) _spin_lock_irq(lock) 721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_lock_bh(lock) _spin_lock_bh(lock) 73654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_lock_irq(lock) _read_lock_irq(lock) 751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_lock_bh(lock) _read_lock_bh(lock) 761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_lock_irq(lock) _write_lock_irq(lock) 771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_lock_bh(lock) _write_lock_bh(lock) 78654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_unlock(lock) _spin_unlock(lock) 801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_unlock(lock) _read_unlock(lock) 811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_unlock(lock) _write_unlock(lock) 821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_unlock_irq(lock) _spin_unlock_irq(lock) 83654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_unlock_irq(lock) _read_unlock_irq(lock) 851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_unlock_irq(lock) _write_unlock_irq(lock) 861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_unlock_irqrestore(lock, flags) _spin_unlock_irqrestore(lock, flags) 871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_unlock_bh(lock) _spin_unlock_bh(lock) 88654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_unlock_irqrestore(lock, flags) _read_unlock_irqrestore(lock, flags) 901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define read_unlock_bh(lock) _read_unlock_bh(lock) 911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_unlock_irqrestore(lock, flags) _write_unlock_irqrestore(lock, flags) 921dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define write_unlock_bh(lock) _write_unlock_bh(lock) 93654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_trylock_bh(lock) __cond_lock(_spin_trylock_bh(lock)) 951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_trylock_irq(lock) ({ local_irq_disable(); _spin_trylock(lock) ? 1 : ({ local_irq_enable(); 0; }); }) 961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_trylock_irqsave(lock, flags) ({ local_irq_save(flags); _spin_trylock(lock) ? 1 : ({ local_irq_restore(flags); 0; }); }) 971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <asm/atomic.h> 98654325de026a2ca5b76b8b40e576c959d8211fdcBen Cheng/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define atomic_dec_and_lock(atomic, lock) __cond_lock(_atomic_dec_and_lock(atomic, lock)) 1001dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define spin_can_lock(lock) (!spin_is_locked(lock)) 1011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 102