Re: [RFC PATCH] perf/stat: Add --disable-hwdt

[Borislav Petkov]

On Mon, Feb 06, 2017 at 09:23:33AM -0500, Vince Weaver wrote:
> minor issue, but is it possibly to do anything about dmesg spam?  From 
> what I recall every time you enable and disable the watchdog the kernel 
> prints a message.  Makes for messy logs, especially when you run the 
> perf_fuzzer as root.

You mean this:

[81304.460656] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.

We could turn it onto a

pr_info_once().

I mean, the feedback that the thing has been enabled is the 1 in
/proc/sys/kernel/nmi_watchdog anyway...

-- 
Regards/Gruss,
    Boris.

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