893 	char buf[100];  in slab_err()  local
899 	vsnprintf(buf, sizeof(buf), fmt, args);  in slab_err()
901 	slab_bug(s, "%s", buf);  in slab_err()
5248 				 char *buf, unsigned long flags)  in show_slab_objects()  argument
5344 	len += sysfs_emit_at(buf, len, "%lu", total);  in show_slab_objects()
5348 			len += sysfs_emit_at(buf, len, " N%d=%lu",  in show_slab_objects()
5352 	len += sysfs_emit_at(buf, len, "\n");  in show_slab_objects()
5363 	ssize_t (*show)(struct kmem_cache *s, char *buf);
5375 static ssize_t slab_size_show(struct kmem_cache *s, char *buf)  in slab_size_show()  argument
5377 	return sysfs_emit(buf, "%u\n", s->size);  in slab_size_show()
5381 static ssize_t align_show(struct kmem_cache *s, char *buf)  in align_show()  argument
5383 	return sysfs_emit(buf, "%u\n", s->align);  in align_show()
5387 static ssize_t object_size_show(struct kmem_cache *s, char *buf)  in object_size_show()  argument
5389 	return sysfs_emit(buf, "%u\n", s->object_size);  in object_size_show()
5393 static ssize_t objs_per_slab_show(struct kmem_cache *s, char *buf)  in objs_per_slab_show()  argument
5395 	return sysfs_emit(buf, "%u\n", oo_objects(s->oo));  in objs_per_slab_show()
5399 static ssize_t order_show(struct kmem_cache *s, char *buf)  in order_show()  argument
5401 	return sysfs_emit(buf, "%u\n", oo_order(s->oo));  in order_show()
5405 static ssize_t min_partial_show(struct kmem_cache *s, char *buf)  in min_partial_show()  argument
5407 	return sysfs_emit(buf, "%lu\n", s->min_partial);  in min_partial_show()
5410 static ssize_t min_partial_store(struct kmem_cache *s, const char *buf,  in min_partial_store()  argument
5416 	err = kstrtoul(buf, 10, &min);  in min_partial_store()
5425 static ssize_t cpu_partial_show(struct kmem_cache *s, char *buf)  in cpu_partial_show()  argument
5427 	return sysfs_emit(buf, "%u\n", slub_cpu_partial(s));  in cpu_partial_show()
5430 static ssize_t cpu_partial_store(struct kmem_cache *s, const char *buf,  in cpu_partial_store()  argument
5436 	err = kstrtouint(buf, 10, &objects);  in cpu_partial_store()
5448 static ssize_t ctor_show(struct kmem_cache *s, char *buf)  in ctor_show()  argument
5452 	return sysfs_emit(buf, "%pS\n", s->ctor);  in ctor_show()
5456 static ssize_t aliases_show(struct kmem_cache *s, char *buf)  in aliases_show()  argument
5458 	return sysfs_emit(buf, "%d\n", s->refcount < 0 ? 0 : s->refcount - 1);  in aliases_show()
5462 static ssize_t partial_show(struct kmem_cache *s, char *buf)  in partial_show()  argument
5464 	return show_slab_objects(s, buf, SO_PARTIAL);  in partial_show()
5468 static ssize_t cpu_slabs_show(struct kmem_cache *s, char *buf)  in cpu_slabs_show()  argument
5470 	return show_slab_objects(s, buf, SO_CPU);  in cpu_slabs_show()
5474 static ssize_t objects_show(struct kmem_cache *s, char *buf)  in objects_show()  argument
5476 	return show_slab_objects(s, buf, SO_ALL|SO_OBJECTS);  in objects_show()
5480 static ssize_t objects_partial_show(struct kmem_cache *s, char *buf)  in objects_partial_show()  argument
5482 	return show_slab_objects(s, buf, SO_PARTIAL|SO_OBJECTS);  in objects_partial_show()
5486 static ssize_t slabs_cpu_partial_show(struct kmem_cache *s, char *buf)  in slabs_cpu_partial_show()  argument
5504 	len += sysfs_emit_at(buf, len, "%d(%d)", objects, pages);  in slabs_cpu_partial_show()
5512 			len += sysfs_emit_at(buf, len, " C%d=%d(%d)",  in slabs_cpu_partial_show()
5516 	len += sysfs_emit_at(buf, len, "\n");  in slabs_cpu_partial_show()
5522 static ssize_t reclaim_account_show(struct kmem_cache *s, char *buf)  in reclaim_account_show()  argument
5524 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_RECLAIM_ACCOUNT));  in reclaim_account_show()
5528 static ssize_t hwcache_align_show(struct kmem_cache *s, char *buf)  in hwcache_align_show()  argument
5530 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_HWCACHE_ALIGN));  in hwcache_align_show()
5535 static ssize_t cache_dma_show(struct kmem_cache *s, char *buf)  in cache_dma_show()  argument
5537 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_CACHE_DMA));  in cache_dma_show()
5542 static ssize_t usersize_show(struct kmem_cache *s, char *buf)  in usersize_show()  argument
5544 	return sysfs_emit(buf, "%u\n", s->usersize);  in usersize_show()
5548 static ssize_t destroy_by_rcu_show(struct kmem_cache *s, char *buf)  in destroy_by_rcu_show()  argument
5550 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_TYPESAFE_BY_RCU));  in destroy_by_rcu_show()
5555 static ssize_t slabs_show(struct kmem_cache *s, char *buf)  in slabs_show()  argument
5557 	return show_slab_objects(s, buf, SO_ALL);  in slabs_show()
5561 static ssize_t total_objects_show(struct kmem_cache *s, char *buf)  in total_objects_show()  argument
5563 	return show_slab_objects(s, buf, SO_ALL|SO_TOTAL);  in total_objects_show()
5567 static ssize_t sanity_checks_show(struct kmem_cache *s, char *buf)  in sanity_checks_show()  argument
5569 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_CONSISTENCY_CHECKS));  in sanity_checks_show()
5573 static ssize_t trace_show(struct kmem_cache *s, char *buf)  in trace_show()  argument
5575 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_TRACE));  in trace_show()
5579 static ssize_t red_zone_show(struct kmem_cache *s, char *buf)  in red_zone_show()  argument
5581 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_RED_ZONE));  in red_zone_show()
5586 static ssize_t poison_show(struct kmem_cache *s, char *buf)  in poison_show()  argument
5588 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_POISON));  in poison_show()
5593 static ssize_t store_user_show(struct kmem_cache *s, char *buf)  in store_user_show()  argument
5595 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_STORE_USER));  in store_user_show()
5600 static ssize_t validate_show(struct kmem_cache *s, char *buf)  in validate_show()  argument
5606 			const char *buf, size_t length)  in validate_store()  argument
5610 	if (buf[0] == '1') {  in validate_store()
5622 static ssize_t failslab_show(struct kmem_cache *s, char *buf)  in failslab_show()  argument
5624 	return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_FAILSLAB));  in failslab_show()
5629 static ssize_t shrink_show(struct kmem_cache *s, char *buf)  in shrink_show()  argument
5635 			const char *buf, size_t length)  in shrink_store()  argument
5637 	if (buf[0] == '1')  in shrink_store()
5646 static ssize_t remote_node_defrag_ratio_show(struct kmem_cache *s, char *buf)  in remote_node_defrag_ratio_show()  argument
5648 	return sysfs_emit(buf, "%u\n", s->remote_node_defrag_ratio / 10);  in remote_node_defrag_ratio_show()
5652 				const char *buf, size_t length)  in remote_node_defrag_ratio_store()  argument
5657 	err = kstrtouint(buf, 10, &ratio);  in remote_node_defrag_ratio_store()
5671 static int show_stat(struct kmem_cache *s, char *buf, enum stat_item si)  in show_stat()  argument
5688 	len += sysfs_emit_at(buf, len, "%lu", sum);  in show_stat()
5693 			len += sysfs_emit_at(buf, len, " C%d=%u",  in show_stat()
5698 	len += sysfs_emit_at(buf, len, "\n");  in show_stat()
5712 static ssize_t text##_show(struct kmem_cache *s, char *buf)	\
5714 	return show_stat(s, buf, si);				\
5717 				const char *buf, size_t length)	\
5719 	if (buf[0] != '0')					\
5831 				char *buf)  in slab_attr_show()  argument
5843 	err = attribute->show(s, buf);  in slab_attr_show()
5850 				const char *buf, size_t len)  in slab_attr_store()  argument
5862 	err = attribute->store(s, buf, len);  in slab_attr_store()