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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
commit | 1767f908af327fa388b1c66883760ad851267013 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libc/kernel/common/linux/spinlock.h | |
parent | a799b53f10e5a6fd51fef4436cfb7ec99836a516 (diff) | |
download | bionic-1767f908af327fa388b1c66883760ad851267013.zip bionic-1767f908af327fa388b1c66883760ad851267013.tar.gz bionic-1767f908af327fa388b1c66883760ad851267013.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libc/kernel/common/linux/spinlock.h')
-rw-r--r-- | libc/kernel/common/linux/spinlock.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/libc/kernel/common/linux/spinlock.h b/libc/kernel/common/linux/spinlock.h deleted file mode 100644 index 5504c9e..0000000 --- a/libc/kernel/common/linux/spinlock.h +++ /dev/null @@ -1,112 +0,0 @@ -/**************************************************************************** - **************************************************************************** - *** - *** 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_H -#define __LINUX_SPINLOCK_H - -#include <linux/preempt.h> -#include <linux/linkage.h> -#include <linux/compiler.h> -#include <linux/thread_info.h> -#include <linux/kernel.h> -#include <linux/stringify.h> - -#include <asm/system.h> - -#define LOCK_SECTION_NAME ".text.lock."KBUILD_BASENAME - -#define LOCK_SECTION_START(extra) ".subsection 1\n\t" extra ".ifndef " LOCK_SECTION_NAME "\n\t" LOCK_SECTION_NAME ":\n\t" ".endif\n" - -#define LOCK_SECTION_END ".previous\n\t" - -#define __lockfunc fastcall __attribute__((section(".spinlock.text"))) - -#include <linux/spinlock_types.h> - -#include <linux/spinlock_up.h> - -#define spin_lock_init(lock) do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0) - -#define rwlock_init(lock) do { *(lock) = RW_LOCK_UNLOCKED; } while (0) - -#define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) - -#define spin_unlock_wait(lock) __raw_spin_unlock_wait(&(lock)->raw_lock) - -#include <linux/spinlock_api_up.h> - -#define _raw_spin_lock(lock) __raw_spin_lock(&(lock)->raw_lock) -#define _raw_spin_lock_flags(lock, flags) __raw_spin_lock_flags(&(lock)->raw_lock, *(flags)) -#define _raw_spin_trylock(lock) __raw_spin_trylock(&(lock)->raw_lock) -#define _raw_spin_unlock(lock) __raw_spin_unlock(&(lock)->raw_lock) -#define _raw_read_lock(rwlock) __raw_read_lock(&(rwlock)->raw_lock) -#define _raw_read_trylock(rwlock) __raw_read_trylock(&(rwlock)->raw_lock) -#define _raw_read_unlock(rwlock) __raw_read_unlock(&(rwlock)->raw_lock) -#define _raw_write_lock(rwlock) __raw_write_lock(&(rwlock)->raw_lock) -#define _raw_write_trylock(rwlock) __raw_write_trylock(&(rwlock)->raw_lock) -#define _raw_write_unlock(rwlock) __raw_write_unlock(&(rwlock)->raw_lock) - -#define read_can_lock(rwlock) __raw_read_can_lock(&(rwlock)->raw_lock) -#define write_can_lock(rwlock) __raw_write_can_lock(&(rwlock)->raw_lock) - -#define spin_trylock(lock) __cond_lock(_spin_trylock(lock)) -#define read_trylock(lock) __cond_lock(_read_trylock(lock)) -#define write_trylock(lock) __cond_lock(_write_trylock(lock)) - -#define spin_lock(lock) _spin_lock(lock) - -#define spin_lock_nested(lock, subclass) _spin_lock(lock) - -#define write_lock(lock) _write_lock(lock) -#define read_lock(lock) _read_lock(lock) - -#define spin_lock_irqsave(lock, flags) _spin_lock_irqsave(lock, flags) -#define read_lock_irqsave(lock, flags) _read_lock_irqsave(lock, flags) -#define write_lock_irqsave(lock, flags) _write_lock_irqsave(lock, flags) - -#define spin_lock_irq(lock) _spin_lock_irq(lock) -#define spin_lock_bh(lock) _spin_lock_bh(lock) - -#define read_lock_irq(lock) _read_lock_irq(lock) -#define read_lock_bh(lock) _read_lock_bh(lock) - -#define write_lock_irq(lock) _write_lock_irq(lock) -#define write_lock_bh(lock) _write_lock_bh(lock) - -#define spin_unlock(lock) _spin_unlock(lock) -#define read_unlock(lock) _read_unlock(lock) -#define write_unlock(lock) _write_unlock(lock) -#define spin_unlock_irq(lock) _spin_unlock_irq(lock) -#define read_unlock_irq(lock) _read_unlock_irq(lock) -#define write_unlock_irq(lock) _write_unlock_irq(lock) - -#define spin_unlock_irqrestore(lock, flags) _spin_unlock_irqrestore(lock, flags) -#define spin_unlock_bh(lock) _spin_unlock_bh(lock) - -#define read_unlock_irqrestore(lock, flags) _read_unlock_irqrestore(lock, flags) -#define read_unlock_bh(lock) _read_unlock_bh(lock) - -#define write_unlock_irqrestore(lock, flags) _write_unlock_irqrestore(lock, flags) -#define write_unlock_bh(lock) _write_unlock_bh(lock) - -#define spin_trylock_bh(lock) __cond_lock(_spin_trylock_bh(lock)) - -#define spin_trylock_irq(lock) ({ local_irq_disable(); _spin_trylock(lock) ? 1 : ({ local_irq_enable(); 0; }); }) - -#define spin_trylock_irqsave(lock, flags) ({ local_irq_save(flags); _spin_trylock(lock) ? 1 : ({ local_irq_restore(flags); 0; }); }) - -#include <asm/atomic.h> - -#define atomic_dec_and_lock(atomic, lock) __cond_lock(_atomic_dec_and_lock(atomic, lock)) - -#define spin_can_lock(lock) (!spin_is_locked(lock)) - -#endif |