File: nmi.h

package info (click to toggle)
linux-2.6 2.6.26-29
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 354,000 kB
  • ctags: 1,042,991
  • sloc: ansic: 5,706,178; asm: 218,136; makefile: 15,275; perl: 8,298; cpp: 3,242; yacc: 2,919; sh: 2,757; python: 2,550; lex: 1,825; lisp: 218; pascal: 116; awk: 96
file content (35 lines) | stat: -rw-r--r-- 837 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
/*
 *  linux/include/linux/nmi.h
 */
#ifndef LINUX_NMI_H
#define LINUX_NMI_H

#include <linux/sched.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
#include <asm/nmi.h>
extern void touch_nmi_watchdog(void);
extern void acpi_nmi_disable(void);
extern void acpi_nmi_enable(void);
#else
static inline void touch_nmi_watchdog(void)
{
	touch_softlockup_watchdog();
}
static inline void acpi_nmi_disable(void) { }
static inline void acpi_nmi_enable(void) { }
#endif

#ifndef trigger_all_cpu_backtrace
#define trigger_all_cpu_backtrace() do { } while (0)
#endif

#endif