LXR linux/drivers/md/bcache/request.h

   1#ifndef _BCACHE_REQUEST_H_
   2#define _BCACHE_REQUEST_H_
   3
   4struct data_insert_op {
   5        struct closure          cl;
   6        struct cache_set        *c;
   7        struct bio              *bio;
   8        struct workqueue_struct *wq;
   9
  10        unsigned                inode;
  11        uint16_t                write_point;
  12        uint16_t                write_prio;
  13        short                   error;
  14
  15        union {
  16                uint16_t        flags;
  17
  18        struct {
  19                unsigned        bypass:1;
  20                unsigned        writeback:1;
  21                unsigned        flush_journal:1;
  22                unsigned        csum:1;
  23
  24                unsigned        replace:1;
  25                unsigned        replace_collision:1;
  26
  27                unsigned        insert_data_done:1;
  28        };
  29        };
  30
  31        struct keylist          insert_keys;
  32        BKEY_PADDED(replace_key);
  33};
  34
  35unsigned bch_get_congested(struct cache_set *);
  36void bch_data_insert(struct closure *cl);
  37
  38void bch_cached_dev_request_init(struct cached_dev *dc);
  39void bch_flash_dev_request_init(struct bcache_device *d);
  40
  41extern struct kmem_cache *bch_search_cache, *bch_passthrough_cache;
  42
  43#endif /* _BCACHE_REQUEST_H_ */
  44