Re: [RFC] [PATCH] cpuset operations causes Badness at mm/slab.c:777 warning

Christoph Lameter
2007-06-01T21:45:41Z

On Fri, 1 Jun 2007, Andrew Morton wrote:

> Poisoning and redzoning could have caught that.

Redzoning would not have caught it. This was a kmalloc allocation and
SLAB always gave them 32 bytes to play with. Only writes more than 32
bytes behind would have been caught.

Poisoning is only applicable to unallocated objects and these were
allocated.