Re: [PATCH v2 1/2] mm, kasan: improve double-free detection

[Andrey Ryabinin]

On 05/09/2016 02:35 PM, Luruo, Kuthonuzo wrote:
> 
> This patch with atomic bit op is similar in spirit to v1 except that it increases metadata size.
> 

I don't think that this is a big deal. That will slightly increase size of objects <= (128 - 32) bytes.
And if someone think otherwise, we can completely remove 'alloc_size'
(we use it only to print size in report - not very useful).