嵌入式Linux

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Unix_Linux

nmi.h：源码内容

							/*
 *  linux/include/linux/nmi.h
 */
#ifndef LINUX_NMI_H
#define LINUX_NMI_H
#include <asm/irq.h>
/**
 * touch_nmi_watchdog - restart NMI watchdog timeout.
 * 
 * If the architecture supports the NMI watchdog, touch_nmi_watchdog()
 * may be used to reset the timeout - for code which intentionally
 * disables interrupts for a long time. This call is stateless.
 */
#ifdef ARCH_HAS_NMI_WATCHDOG
extern void touch_nmi_watchdog(void);
#else
# define touch_nmi_watchdog() do { } while(0)
#endif
#endif

						