提交 75fcf64d 编写于 作者: L Linus Torvalds

Merge branch 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull printk locking fix from Thomas Gleixner:
 "A single lock ordering fix in the printk code"

* 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  printk: Fix rq->lock vs logbuf_lock unlock lock inversion
......@@ -1369,9 +1369,9 @@ static int console_trylock_for_printk(unsigned int cpu)
}
}
logbuf_cpu = UINT_MAX;
raw_spin_unlock(&logbuf_lock);
if (wake)
up(&console_sem);
raw_spin_unlock(&logbuf_lock);
return retval;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册