Messages in this thread | | | Date | Thu, 10 Jul 2014 11:31:13 +0400 | From | Andrey Ryabinin <> | Subject | Re: [RFC/PATCH RESEND -next 01/21] Add kernel address sanitizer infrastructure. |
| |
On 07/09/14 18:26, Christoph Lameter wrote: > On Wed, 9 Jul 2014, Andrey Ryabinin wrote: > >> + >> +Markers of unaccessible bytes could be found in mm/kasan/kasan.h header: >> + >> +#define KASAN_FREE_PAGE 0xFF /* page was freed */ >> +#define KASAN_PAGE_REDZONE 0xFE /* redzone for kmalloc_large allocations */ >> +#define KASAN_SLAB_REDZONE 0xFD /* Slab page redzone, does not belong to any slub object */ > > We call these zones "PADDING". Redzones are associated with an object. > Padding is there because bytes are left over, unusable or necessary for > alignment. > Goop point. I will change the name to make it less confusing.
| |