Re: [PATCH 1/4] mm: Provide kernel parameter to allow disabling page init poisoning

From: Dave Hansen
Date: Wed Sep 12 2018 - 12:43:31 EST


On 09/12/2018 09:36 AM, Alexander Duyck wrote:
>> vm_debug = [KNL] Available with CONFIG_DEBUG_VM=y.
>> May slow down boot speed, especially on larger-
>> memory systems when enabled.
>> off: turn off all runtime VM debug features
>> all: turn on all debug features (default)
> This would introduce a significant amount of code change if we do it
> as a parameter that has control over everything.

Sure, but don't do that now. Just put page poisoning under it now.