2016-02-05 18:06 GMT+09:00 Christoph Lameter :
> On Thu, 4 Feb 2016, Joonsoo Kim wrote:
>
>> On Thu, Feb 04, 2016 at 03:15:50PM +0900, Joonsoo Kim wrote:
>> > SLUB already has red zone debugging feature. But, it is only positioned
>> > at the end of object(aka right red zone) so it cannot catch lef
On Thu, 4 Feb 2016, Joonsoo Kim wrote:
> On Thu, Feb 04, 2016 at 03:15:50PM +0900, Joonsoo Kim wrote:
> > SLUB already has red zone debugging feature. But, it is only positioned
> > at the end of object(aka right red zone) so it cannot catch left oob.
> > Although current object's right red zone a
On Thu, 4 Feb 2016, Joonsoo Kim wrote:
> --- a/include/linux/slub_def.h
> +++ b/include/linux/slub_def.h
> @@ -77,6 +77,7 @@ struct kmem_cache {
> int refcount; /* Refcount for slab cache destroy */
> void (*ctor)(void *);
> int inuse; /* Offset to metadata
On Thu, Feb 04, 2016 at 03:15:50PM +0900, Joonsoo Kim wrote:
> SLUB already has red zone debugging feature. But, it is only positioned
> at the end of object(aka right red zone) so it cannot catch left oob.
> Although current object's right red zone acts as left red zone of
> previous object, first
SLUB already has red zone debugging feature. But, it is only positioned
at the end of object(aka right red zone) so it cannot catch left oob.
Although current object's right red zone acts as left red zone of
previous object, first object in a slab cannot take advantage of
this effect. This patch ex
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