On 07/09/14 18:33, Christoph Lameter wrote:

On Wed, 9 Jul 2014, Andrey Ryabinin wrote:

quoted

When caller creates new kmem_cache, requested size of kmem_cache
will be stored in alloc_size. Later alloc_size will be used by
kerenel address sanitizer to mark alloc_size of slab object as
accessible and the rest of its size as redzone.

I think this patch is not needed since object_size == alloc_size right?

I vaguely remember there was a reason for this patch, but I can't see/recall it now.
Probably I misunderstood something. I'll drop this patch