Re: [patch 3/4 -mm] flex_array: poison free elements

[David Rientjes]

On Wed, 9 Sep 2009, Dave Hansen wrote:

> I don't know of any offhand.  Someone mentioned oprofile buffers at some
> point, but I looked through it and it didn't pop out at me.
> 

Their length and element size fit the prerequisites of using flex array, 
but they cannot be copied to userspace as a string the way we can with 
vmalloc'd memory.
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