Re: [PATCHv2] procfs: fix /proc/<pid>/maps heap check

[Andrew Morton]

On Fri,  4 Mar 2011 15:23:14 +0200
Aaro Koskinen <aaro.koskinen@xxxxxxxxx> wrote:

> The current code fails to print the "[heap]" marking if the heap is
> splitted into multiple mappings.
> 
> Fix the check so that the marking is displayed in all possible cases:
> 	1. vma matches exactly the heap
> 	2. the heap vma is merged e.g. with bss
> 	3. the heap vma is splitted e.g. due to locked pages
> 
> Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxxxxx>
> Cc: stable@xxxxxxxxxx

Why do you believe this problem is serious enough to justify
backporting the fix into -stable?

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