diff options
Diffstat (limited to 'drivers/md/bcache/request.h')
| -rw-r--r-- | drivers/md/bcache/request.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/md/bcache/request.h b/drivers/md/bcache/request.h new file mode 100644 index 000000000..82b38366a --- /dev/null +++ b/drivers/md/bcache/request.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHE_REQUEST_H_ +#define _BCACHE_REQUEST_H_ + +struct data_insert_op { + struct closure cl; + struct cache_set *c; + struct bio *bio; + struct workqueue_struct *wq; + + unsigned int inode; + uint16_t write_point; + uint16_t write_prio; + blk_status_t status; + + union { + uint16_t flags; + + struct { + unsigned int bypass:1; + unsigned int writeback:1; + unsigned int flush_journal:1; + unsigned int csum:1; + + unsigned int replace:1; + unsigned int replace_collision:1; + + unsigned int insert_data_done:1; + }; + }; + + struct keylist insert_keys; + BKEY_PADDED(replace_key); +}; + +unsigned int bch_get_congested(const struct cache_set *c); +void bch_data_insert(struct closure *cl); + +void bch_cached_dev_request_init(struct cached_dev *dc); +blk_qc_t cached_dev_submit_bio(struct bio *bio); + +void bch_flash_dev_request_init(struct bcache_device *d); +blk_qc_t flash_dev_submit_bio(struct bio *bio); + +extern struct kmem_cache *bch_search_cache; + +#endif /* _BCACHE_REQUEST_H_ */ |