On Thu, Jan 28, 2016 at 1:37 PM, Alexander Potapenko <glider@xxxxxxxxxx> wrote:
>
> On Jan 28, 2016 8:44 AM, "Joonsoo Kim" <iamjoonsoo.kim@xxxxxxx> wrote:
>>
>> On Wed, Jan 27, 2016 at 07:25:07PM +0100, Alexander Potapenko wrote:
>> > This patch adds KASAN hooks to SLAB allocator.
>> >
>> > This patch is based on the "mm: kasan: unified support for SLUB and
>> > SLAB allocators" patch originally prepared by Dmitry Chernenkov.
>> >
>> > Signed-off-by: Alexander Potapenko <glider@xxxxxxxxxx>
>> > ---
>> > Documentation/kasan.txt | 5 ++-
>>
>> ...
>>
>> > +#ifdef CONFIG_SLAB
>> > +struct kasan_alloc_meta *get_alloc_info(struct kmem_cache *cache,
>> > + const void *object)
>> > +{
>> > + return (void *)object + cache->kasan_info.alloc_meta_offset;
>> > +}
>> > +
>> > +struct kasan_free_meta *get_free_info(struct kmem_cache *cache,
>> > + const void *object)
>> > +{
>> > + return (void *)object + cache->kasan_info.free_meta_offset;
>> > +}
>> > +#endif
>>
>> I cannot find the place to store stack info for free. get_free_info()
>> isn't used except print_object(). Plese let me know where.
>
> This is covered by other patches in this patchset.
>
>> Thanks.
(resending to linux-kernel@ because the previous mail bounced)
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Alexander Potapenko
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