slab: remove colouroff in struct slab

Now there is no user colouroff, so remove it.

Acked-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Pekka Enberg <penberg@iki.fi>

diff --git a/mm/slab.c b/mm/slab.c
index 7d79bd7..34eb115 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -219,7 +219,6 @@ struct slab {
        union {
                struct {
                        struct list_head list;
-                       unsigned long colouroff;
                        void *s_mem;            /* including colour offset */
                        unsigned int inuse;     /* num of objs active in slab */
                        kmem_bufctl_t free;
@@ -2630,7 +2629,6 @@ static struct slab *alloc_slabmgmt(struct kmem_cache *cachep,
                colour_off += cachep->slab_size;
        }
        slabp->inuse = 0;
-       slabp->colouroff = colour_off;
        slabp->s_mem = addr + colour_off;
        slabp->nodeid = nodeid;
        slabp->free = 0;