Re: [PATCH 3/3] mm: slub: Add SLAB_DEBUG_CRASH option

From: Chris J Arges
Date: Fri Feb 13 2015 - 18:52:54 EST




On 02/13/2015 05:38 PM, David Rientjes wrote:
> On Fri, 13 Feb 2015, Chris J Arges wrote:
>
>> This option crashes the kernel whenever corruption is initially detected. This
>> is useful when trying to use crash dump analysis to determine where memory was
>> corrupted.
>>
>> To enable this option use slub_debug=C.
>>
>
> Why isn't this done in other debugging functions such as
> free_debug_processing()?
>

The diff doesn't show this clearly, but the BUG_ON was added to both
free_debug_processing and alloc_debug_processing.

--chris
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