/* * lib/bust_spinlocks.c * * Provides a minimal bust_spinlocks for architectures which don't have one of their own. * * bust_spinlocks() clears any spinlocks which would prevent oops, die(), BUG() * and panic() information from reaching the user. */#include <linux/kernel.h>#include <linux/printk.h>#include <linux/spinlock.h>#include <linux/tty.h>#include <linux/wait.h>#include <linux/vt_kern.h>#include <linux/console.h>void __attribute__((weak)) bust_spinlocks(int yes){ if (yes) { ++oops_in_progress; } else {#ifdef CONFIG_VT unblank_screen();#endif console_unblank(); if (--oops_in_progress == 0) wake_up_klogd(); }}
/*
* lib/bust_spinlocks.c
*
* Provides a minimal bust_spinlocks for architectures which don't have one of their own.
*
* bust_spinlocks() clears any spinlocks which would prevent oops, die(), BUG()
* and panic() information from reaching the user.
*/
#include <linux/kernel.h>
#include <linux/printk.h>
#include <linux/spinlock.h>
#include <linux/tty.h>
#include <linux/wait.h>
#include <linux/vt_kern.h>
#include <linux/console.h>
void __attribute__((weak)) bust_spinlocks(int yes)
{
if (yes) {
++oops_in_progress;
} else {
#ifdef CONFIG_VT
unblank_screen();
#endif
console_unblank();
if (--oops_in_progress == 0)
wake_up_klogd();
}
}