GIF89a;
Direktori : /lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/linux/ |
Current File : //lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/linux/mbcache.h |
/* File: linux/mbcache.h (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org> */ struct mb_cache_entry { struct list_head e_lru_list; struct mb_cache *e_cache; unsigned short e_used; unsigned short e_queued; struct block_device *e_bdev; sector_t e_block; struct list_head e_block_list; struct { struct list_head o_list; unsigned int o_key; } e_index; }; struct mb_cache { struct list_head c_cache_list; const char *c_name; atomic_t c_entry_count; int c_max_entries; int c_bucket_bits; struct kmem_cache *c_entry_cache; struct list_head *c_block_hash; struct list_head *c_index_hash; }; /* Functions on caches */ struct mb_cache *mb_cache_create(const char *, int); void mb_cache_shrink(struct block_device *); void mb_cache_destroy(struct mb_cache *); /* Functions on cache entries */ struct mb_cache_entry *mb_cache_entry_alloc(struct mb_cache *, gfp_t); int mb_cache_entry_insert(struct mb_cache_entry *, struct block_device *, sector_t, unsigned int); void mb_cache_entry_release(struct mb_cache_entry *); void mb_cache_entry_free(struct mb_cache_entry *); struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *, struct block_device *, sector_t); struct mb_cache_entry *mb_cache_entry_find_first(struct mb_cache *cache, struct block_device *, unsigned int); struct mb_cache_entry *mb_cache_entry_find_next(struct mb_cache_entry *, struct block_device *, unsigned int);