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authorMiaohe Lin <linmiaohe@huawei.com>2022-04-29 17:05:45 +0800
committerVlastimil Babka <vbabka@suse.cz>2022-05-02 10:48:40 +0200
commit23587f7c5daa936524ede26201253a089666b5d9 (patch)
treebf3cc113e87ddc81feb22298e6021e8fab1687fc
parentmm/slab_common: move dma-kmalloc caches creation into new_kmalloc_cache() (diff)
downloadlinux-dev-23587f7c5daa936524ede26201253a089666b5d9.tar.xz
linux-dev-23587f7c5daa936524ede26201253a089666b5d9.zip
mm/slub: remove unused kmem_cache_order_objects max
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
-rw-r--r--include/linux/slub_def.h1
-rw-r--r--mm/slub.c2
2 files changed, 0 insertions, 3 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 33c5c0e3bd8d..f9c68a9dac04 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -105,7 +105,6 @@ struct kmem_cache {
struct kmem_cache_order_objects oo;
/* Allocation and freeing of slabs */
- struct kmem_cache_order_objects max;
struct kmem_cache_order_objects min;
gfp_t allocflags; /* gfp flags to use on each alloc */
int refcount; /* Refcount for slab cache destroy */
diff --git a/mm/slub.c b/mm/slub.c
index 74d92aa4a3a2..547b5168c938 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4165,8 +4165,6 @@ static int calculate_sizes(struct kmem_cache *s)
*/
s->oo = oo_make(order, 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);
}