Linux Kernel  3.7.1
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bust_spinlocks.c
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1 /*
2  * lib/bust_spinlocks.c
3  *
4  * Provides a minimal bust_spinlocks for architectures which don't have one of their own.
5  *
6  * bust_spinlocks() clears any spinlocks which would prevent oops, die(), BUG()
7  * and panic() information from reaching the user.
8  */
9 
10 #include <linux/kernel.h>
11 #include <linux/spinlock.h>
12 #include <linux/tty.h>
13 #include <linux/wait.h>
14 #include <linux/vt_kern.h>
15 #include <linux/console.h>
16 
17 
18 void __attribute__((weak)) bust_spinlocks(int yes)
19 {
20  if (yes) {
22  } else {
23 #ifdef CONFIG_VT
25 #endif
27  if (--oops_in_progress == 0)
28  wake_up_klogd();
29  }
30 }
31 
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