| slab.h (c1144d29f405ce1f4e6ede6482beb3d0d09750c6) | slab.h (84c07d11aa619c6d24c682f469b10f344f0c02aa) |
|---|---|
| 1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef MM_SLAB_H 3#define MM_SLAB_H 4/* 5 * Internal slab definitions 6 */ 7 8#ifdef CONFIG_SLOB --- 189 unchanged lines hidden (view full) --- 198 * Generic implementation of bulk operations 199 * These are useful for situations in which the allocator cannot 200 * perform optimizations. In that case segments of the object listed 201 * may be allocated or freed using these operations. 202 */ 203void __kmem_cache_free_bulk(struct kmem_cache *, size_t, void **); 204int __kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **); 205 | 1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef MM_SLAB_H 3#define MM_SLAB_H 4/* 5 * Internal slab definitions 6 */ 7 8#ifdef CONFIG_SLOB --- 189 unchanged lines hidden (view full) --- 198 * Generic implementation of bulk operations 199 * These are useful for situations in which the allocator cannot 200 * perform optimizations. In that case segments of the object listed 201 * may be allocated or freed using these operations. 202 */ 203void __kmem_cache_free_bulk(struct kmem_cache *, size_t, void **); 204int __kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **); 205 |
| 206#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB) | 206#ifdef CONFIG_MEMCG_KMEM |
| 207 208/* List of all root caches. */ 209extern struct list_head slab_root_caches; 210#define root_caches_node memcg_params.__root_caches_node 211 212/* 213 * Iterate over all memcg caches of the given root cache. The caller must hold 214 * slab_mutex. --- 76 unchanged lines hidden (view full) --- 291 memcg_kmem_uncharge(page, order); 292} 293 294extern void slab_init_memcg_params(struct kmem_cache *); 295extern void memcg_link_cache(struct kmem_cache *s); 296extern void slab_deactivate_memcg_cache_rcu_sched(struct kmem_cache *s, 297 void (*deact_fn)(struct kmem_cache *)); 298 | 207 208/* List of all root caches. */ 209extern struct list_head slab_root_caches; 210#define root_caches_node memcg_params.__root_caches_node 211 212/* 213 * Iterate over all memcg caches of the given root cache. The caller must hold 214 * slab_mutex. --- 76 unchanged lines hidden (view full) --- 291 memcg_kmem_uncharge(page, order); 292} 293 294extern void slab_init_memcg_params(struct kmem_cache *); 295extern void memcg_link_cache(struct kmem_cache *s); 296extern void slab_deactivate_memcg_cache_rcu_sched(struct kmem_cache *s, 297 void (*deact_fn)(struct kmem_cache *)); 298 |
| 299#else /* CONFIG_MEMCG && !CONFIG_SLOB */ | 299#else /* CONFIG_MEMCG_KMEM */ |
| 300 301/* If !memcg, all caches are root. */ 302#define slab_root_caches slab_caches 303#define root_caches_node list 304 305#define for_each_memcg_cache(iter, root) \ 306 for ((void)(iter), (void)(root); 0; ) 307 --- 38 unchanged lines hidden (view full) --- 346static inline void slab_init_memcg_params(struct kmem_cache *s) 347{ 348} 349 350static inline void memcg_link_cache(struct kmem_cache *s) 351{ 352} 353 | 300 301/* If !memcg, all caches are root. */ 302#define slab_root_caches slab_caches 303#define root_caches_node list 304 305#define for_each_memcg_cache(iter, root) \ 306 for ((void)(iter), (void)(root); 0; ) 307 --- 38 unchanged lines hidden (view full) --- 346static inline void slab_init_memcg_params(struct kmem_cache *s) 347{ 348} 349 350static inline void memcg_link_cache(struct kmem_cache *s) 351{ 352} 353 |
| 354#endif /* CONFIG_MEMCG && !CONFIG_SLOB */ | 354#endif /* CONFIG_MEMCG_KMEM */ |
| 355 356static inline struct kmem_cache *cache_from_obj(struct kmem_cache *s, void *x) 357{ 358 struct kmem_cache *cachep; 359 struct page *page; 360 361 /* 362 * When kmemcg is not being used, both assignments should return the --- 169 unchanged lines hidden --- | 355 356static inline struct kmem_cache *cache_from_obj(struct kmem_cache *s, void *x) 357{ 358 struct kmem_cache *cachep; 359 struct page *page; 360 361 /* 362 * When kmemcg is not being used, both assignments should return the --- 169 unchanged lines hidden --- |