Messages in this thread Patch in this message | | | Date | Mon, 11 Jun 2007 09:49:36 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: kernel BUG at mm/slub.c:3689! |
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On Mon, 11 Jun 2007, Håvard Skinnemoen wrote:
> On 6/11/07, Christoph Lameter <clameter@sgi.com> wrote: > > On Mon, 11 Jun 2007, Haavard Skinnemoen wrote: > > > > > While trying to get SLUB debugging to not break DMA on AVR32, I ran > > > into this: > > > > This is a known bug in 2.6.22-rc2/rc3. Which version are you running? > > 2.6.22-rc4. I did a pull from Linus' tree a few hours ago.
Ahhh... I see its the same phenomenon as before but triggered by a different cause.
If you set the align to 32 then the first kmalloc slabs of size
8 16 32
are all of the same size which leads to duplicate files in sysfs.
Does this patch fix it?
--- mm/slub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6/mm/slub.c =================================================================== --- linux-2.6.orig/mm/slub.c 2007-06-11 09:48:04.000000000 -0700 +++ linux-2.6/mm/slub.c 2007-06-11 09:48:17.000000000 -0700 @@ -3579,7 +3579,7 @@ static char *create_unique_id(struct kme *p++ = 'F'; if (p != name + 1) *p++ = '-'; - p += sprintf(p, "%07d", s->size); + p += sprintf(p, "%07d", s->objsize); BUG_ON(p > name + ID_STR_LENGTH - 1); return name; } | |