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rAw spinloCk t

首先看下,spin_lock的实现: [cpp] view plain copy static inline void spin_lock(spinlock_t *lock) { raw_spin_lock(&lock->rlock); } [cpp] view plain copy #define raw_spin_lock(lock) _raw_spin_lock(lock) void __lockfunc _raw_spin_...

现代操作系统支持多任务的并发,并发在提高计算资源利用率的同时也带来了资源竞争的问题。例如C语言语句“count++;”在未经编译器优化时生成的汇编代码为。 当操作...

} spinlock_t;对于不支持SMP的内核来说,struct raw_spinlock_t什么也没有,是一个空结构。对于支持多处理器的内核来说,struct raw_spinlock_t定义为typedef ...

raw_spinlock_t pi_lock;#ifdef CONFIG_RT_MUTEXES /* PI waiters blocked on a rt_mutex held by this task */ struct plist_head pi_waiters; ...

kernel:[ 5418.606544] EIP: [] do_raw_spin_lock+0xd/0x1e SS:ESP 0068:ef3e1f28Message from syslogd@localhost at Jan 6 10:02:30 .....

清除后重装IE试试。

linux2.6/include/asm-i386/spinlock.h其中__raw_spin_lock完成自旋锁的加锁功能#define __raw_spin_lock_string \ "\n1:\t" \ "lock ; decb %0\n\...

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