> 
>> +	pr_warn_once("mTHP collapse only supports max_ptes_none values of 0 or %u\n",
>> +		      KHUGEPAGED_MAX_PTES_LIMIT);
> 
> IMO, warn_once can get lost quickly in dmesg. Maybe pr_warn_ratelimited?
> 
> Not sure what others opinions are..

pr_warn_ratelimited() still creates *a lot* of noise from a system daemon ...

-- 
Cheers,

David