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mm/slub: remove unused kmem_cache_order_objects max

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max field holds the largest slab order that was ever used for a slab cache.
But it's unused now. Remove it.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220429090545.33413-1-linmiaohe@huawei.com
This commit is contained in:
Miaohe Lin 2022-04-29 17:05:45 +08:00 committed by Vlastimil Babka
parent 33647783de
commit 23587f7c5d
2 changed files with 0 additions and 3 deletions
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1
include/linux/slub_def.h
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@ -105,7 +105,6 @@ struct kmem_cache {
struct kmem_cache_order_objects oo; struct kmem_cache_order_objects oo;
/* Allocation and freeing of slabs */ /* Allocation and freeing of slabs */
struct kmem_cache_order_objects max;
struct kmem_cache_order_objects min; struct kmem_cache_order_objects min;
gfp_t allocflags; /* gfp flags to use on each alloc */ gfp_t allocflags; /* gfp flags to use on each alloc */
int refcount; /* Refcount for slab cache destroy */ int refcount; /* Refcount for slab cache destroy */

2
mm/slub.c
View File

@ -4165,8 +4165,6 @@ static int calculate_sizes(struct kmem_cache *s)
*/ */
s->oo = oo_make(order, size); s->oo = oo_make(order, size);
s->min = oo_make(get_order(size), size); s->min = oo_make(get_order(size), size);
if (oo_objects(s->oo) > oo_objects(s->max))
s->max = s->oo;
return !!oo_objects(s->oo); return !!oo_objects(s->oo);
} }