Re: Question about memory leak detector giving false positivereport for net/core/flow.c

[Catalin Marinas]

On Tue, Sep 27, 2011 at 06:55:18AM +0100, Eric Dumazet wrote:
> Yes, it was not a patch, but the general idea for Catalin ;)
> 
> You hit the fact that same zone (embedded percpu space) is now in a
> mixed state.
> 
> In current kernels, the embedded percpu zone is already known by
> kmemleak, but with a large granularity. kmemleak is not aware of
> individual allocations/freeing in this large zone.

It looks like this comes via the bootmem allocator. Maybe we could
simply call kmemleak_free() on the embedded percpu space and just track
those via the standard percpu API.

-- 
Catalin
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