Re: [PATCH] NMI trigger switch support for debugging

[Andrew Morton]

AKIYAMA Nobuyuki <akiyama.nobuyuk@xxxxxxxxxxxxxx> wrote:
>
> Therefore this feature cannot be used at the same time with oprofile
>  and NMI watchdog. This feature hands NMI interrupt over to oprofile
>  and NMI watchdog. So, when they have been activated, this feature
>  doesn't work even if it is activated.

An API was recently added to solve this.  See reserve_lapic_nmi() and
release_lapic_nmi().
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