#include <linux/string.h>
#include <linux/types.h>
#include <linux/ptrace.h>
+#include <linux/mmiotrace.h>
#include <linux/mman.h>
#include <linux/mm.h>
#include <linux/smp.h>
#define PF_RSVD (1<<3)
#define PF_INSTR (1<<4)
+static inline int kmmio_fault(struct pt_regs *regs, unsigned long addr)
+{
+#ifdef CONFIG_MMIOTRACE_HOOKS
+ if (unlikely(is_kmmio_active()))
+ if (kmmio_handler(regs, addr) == 1)
+ return -1;
+#endif
+ return 0;
+}
+
static inline int notify_page_fault(struct pt_regs *regs)
{
#ifdef CONFIG_KPROBES
if (notify_page_fault(regs))
return;
+ if (unlikely(kmmio_fault(regs, address)))
+ return;
/*
* We fault-in kernel-space virtual memory on-demand. The
* Oops. The kernel tried to access some bad page. We'll have to
* terminate things with extreme prejudice.
*/
+ check_for_bios_corruption();
+
#ifdef CONFIG_X86_32
bust_spinlocks(1);
#else