include/linux/nmi.h

   1 /*
   2  *  linux/include/linux/nmi.h
   3  */
   4 #ifndef LINUX_NMI_H
   5 #define LINUX_NMI_H
   6
   7 #include <linux/sched.h>
   8 #include <asm/irq.h>
   9
  10 /**
  11  * touch_nmi_watchdog - restart NMI watchdog timeout.
  12  *
  13  * If the architecture supports the NMI watchdog, touch_nmi_watchdog()
  14  * may be used to reset the timeout - for code which intentionally
  15  * disables interrupts for a long time. This call is stateless.
  16  */
  17 #ifdef ARCH_HAS_NMI_WATCHDOG
  18 #include <asm/nmi.h>
  19 extern void touch_nmi_watchdog(void);
  20 #else
  21 # define touch_nmi_watchdog() touch_softlockup_watchdog()
  22 #endif
  23
  24 #ifndef trigger_all_cpu_backtrace
  25 #define trigger_all_cpu_backtrace() do { } while (0)
  26 #endif
  27
  28 #endif