Tetsuo Handa wrote:
> Christoph Lameter wrote:
> > Subject: SLAB: Fix init_lock_keys
> >
> > init_lock_keys goes too far in initializing values in kmalloc_caches because
> > it assumed that the size of the kmalloc array goes up to MAX_ORDER.
> > However, the size
> > of the kmalloc array for SLAB may be restricted due to increased page sizes
> > or CONFIG_FORCE_MAX_ZONEORDER.
> >
> > Reported-by: Tetsuo Handa <penguin-ker...@i-love.sakura.ne.jp>
> > Signed-off-by: Christoph Lameter <c...@linux.com>
> >
> > Index: linux/mm/slab.c
> > ===================================================================
> > --- linux.orig/mm/slab.c 2013-05-09 09:06:20.000000000 -0500
> > +++ linux/mm/slab.c 2013-05-09 09:08:08.338606055 -0500
> > @@ -565,7 +565,7 @@ static void init_node_lock_keys(int q)
> > if (slab_state < UP)
> > return;
> >
> > - for (i = 1; i < PAGE_SHIFT + MAX_ORDER; i++) {
> > + for (i = 1; i <= KMALLOC_SHIFT_HIGH; i++) {
> > struct kmem_cache_node *n;
> > struct kmem_cache *cache = kmalloc_caches[i];
> >
> >
> Looks OK to me. Please send this one to 3.10-rcX.
>
It's already 3.10-rc6. Please be sure to send.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
