Andrew Morton wrote:

>OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> wrote:
>  
>
>>Andrew Morton <akpm@osdl.org> writes:
>>
>> > +		slab_bufctl(slabp)[objnr] = (unsigned long)caller;
>>
>> Umm... this patch looks strange..
>>
>> slab_bufctl() returns "kmem_bufctl_t *", but kmem_bufctl_t is
>> "unsigned short".
>>    
>>
>
>Good point.   This seems to work.
>
>  
>
Two updates are needed for the leak detection in recent kernels:
- set kmem_bufctl_t back to unsigned long
- relax the check in check_slabuse, something like the attached patch.

Note that the patch is not tested.

--
    Manfred