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nmi_watchdog: Compile and portability fixes

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The original patch was x86_64 centric.  Changed the code to make
it less so.

ested by building and running on a powerpc.

Signed-off-by: Don Zickus <dzickus@redhat.com>
Cc: peterz@infradead.org
Cc: gorcunov@gmail.com
Cc: aris@redhat.com
LKML-Reference: <1266013161-31197-2-git-send-email-dzickus@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Don Zickus
2010-02-12 17:19:19 -05:00
committed by Ingo Molnar
parent c3128fb6ad
commit 504d7cf10e
5 changed files with 84 additions and 19 deletions
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9
include/linux/nmi.h
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@@ -20,10 +20,14 @@ extern void touch_nmi_watchdog(void);
extern void acpi_nmi_disable(void);
extern void acpi_nmi_enable(void);
#else
#ifndef CONFIG_NMI_WATCHDOG
static inline void touch_nmi_watchdog(void)
{
touch_softlockup_watchdog();
}
#else
extern void touch_nmi_watchdog(void);
#endif
static inline void acpi_nmi_disable(void) { }
static inline void acpi_nmi_enable(void) { }
#endif
@@ -49,6 +53,11 @@ static inline bool trigger_all_cpu_backtrace(void)
#ifdef CONFIG_NMI_WATCHDOG
int hw_nmi_is_cpu_stuck(struct pt_regs *);
u64 hw_nmi_get_sample_period(void);
extern int nmi_watchdog_enabled;
struct ctl_table;
extern int proc_nmi_enabled(struct ctl_table *, int ,
void __user *, size_t *, loff_t *);
#endif
#endif