On Sat, Aug 01, 2015 at 02:49:23PM +0200, Ulrich Obergfell wrote:
> This interface can be utilized to deactivate the hard and soft lockup
> detector temporarily. Callers are expected to minimize the duration of
> deactivation. Multiple deactivations are allowed to occur in parallel
> but should be rare in practice.
> 
> Signed-off-by: Ulrich Obergfell <[email protected]>
> ---
>  include/linux/nmi.h |  2 ++
>  kernel/watchdog.c   | 65 
> +++++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 67 insertions(+)
> 
> diff --git a/include/linux/nmi.h b/include/linux/nmi.h
> index f94da0e..60050c2 100644
> --- a/include/linux/nmi.h
> +++ b/include/linux/nmi.h
> @@ -80,6 +80,8 @@ extern int proc_watchdog_thresh(struct ctl_table *, int ,
>                               void __user *, size_t *, loff_t *);
>  extern int proc_watchdog_cpumask(struct ctl_table *, int,
>                                void __user *, size_t *, loff_t *);
> +extern int watchdog_suspend(void);
> +extern void watchdog_resume(void);

How about nmi_watchdog_enable() and nmi_watchdog_disable() to avoid confusion
with the watchdog subsystem ?

Thanks,
Guenter
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