Andrew Morton wrote:

>I'm thinking we need to stuff builtin_return_address(0) into the object and
>write a dumper, but I haven't looked into that.  Maybe I can persuade
>Manfred to cook up a custom patch to do that?  Just for size-4096?  Something
>really crude will be fine.
>  
>
I've attached something: with the patch applied, `echo "size-4096 0 0 0" 
 > /proc/slabinfo` dumps all caller addresses.

It works fine and dumps all 25 outstanding objects of my bochs setup - 
you might have to limit the dumps if you have 100k objects.

--
    Manfred