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From: Catalin Marinas on 26 Jul 2010 17:00
On Sun, 2010-07-25 at 15:21 +0100, Chris Wilson wrote:
> kmemleak ignores page_alloc() and so believes the final sub-page
> allocation using the plain kmalloc is decoupled and lost. This leads to
> lots of false-positives with code that uses scatterlists.
>
> The options seem to be either to tell kmemleak that the kmalloc is not
> leaked or to notify kmemleak of the page allocations. The danger of the
> first approach is that we may hide a real leak, so choose the latter
> approach (of which I am not sure of the downsides).

The patch looks fine to me. It would be useful to have some comment
where kmemleak_*() functions are called so that people reading the code
know why they are needed.

Thanks.

--
Catalin

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