[lkml]   [2007]   [Jun]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: SLUB: Return ZERO_SIZE_PTR for kmalloc(0)
On Mon, 4 Jun 2007, Pekka Enberg wrote:

> On Fri, 1 Jun 2007, Andrew Morton wrote:
> > > They are different instances which happen to have the same length (zero).
> On 6/2/07, Christoph Lameter <> wrote:
> > I guess one could use the slab allocators as a type of reservation
> > ticket generator with zero sized objects. Hmmm.... But is that really a
> > useful thing to do?
> Can someone remind me why we can't do what mm/slab.c does for
> zero-size allocations in slub too?

We are doing that right now. The problem is that people keep storing stuff
in memory allocated with kmalloc(0).

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-06-04 18:19    [W:0.153 / U:32.428 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site