1cafe5635SKent Overstreet #ifndef _BCACHE_REQUEST_H_ 2cafe5635SKent Overstreet #define _BCACHE_REQUEST_H_ 3cafe5635SKent Overstreet 4cafe5635SKent Overstreet #include <linux/cgroup.h> 5cafe5635SKent Overstreet 6220bb38cSKent Overstreet struct data_insert_op { 7cafe5635SKent Overstreet struct closure cl; 8c18536a7SKent Overstreet struct cache_set *c; 9220bb38cSKent Overstreet struct bio *bio; 10cafe5635SKent Overstreet 11c18536a7SKent Overstreet unsigned inode; 122599b53bSKent Overstreet uint16_t write_point; 13220bb38cSKent Overstreet uint16_t write_prio; 14220bb38cSKent Overstreet short error; 15c18536a7SKent Overstreet 16a5ae4300SKent Overstreet union { 17a5ae4300SKent Overstreet uint16_t flags; 18a5ae4300SKent Overstreet 19a5ae4300SKent Overstreet struct { 20c18536a7SKent Overstreet unsigned bypass:1; 21220bb38cSKent Overstreet unsigned writeback:1; 22c18536a7SKent Overstreet unsigned flush_journal:1; 23220bb38cSKent Overstreet unsigned csum:1; 24220bb38cSKent Overstreet 25220bb38cSKent Overstreet unsigned replace:1; 26220bb38cSKent Overstreet unsigned replace_collision:1; 27c18536a7SKent Overstreet 28c18536a7SKent Overstreet unsigned insert_data_done:1; 29a5ae4300SKent Overstreet }; 30a5ae4300SKent Overstreet }; 310b93207aSKent Overstreet 320b93207aSKent Overstreet struct keylist insert_keys; 331b207d80SKent Overstreet BKEY_PADDED(replace_key); 34cafe5635SKent Overstreet }; 35cafe5635SKent Overstreet 36c37511b8SKent Overstreet unsigned bch_get_congested(struct cache_set *); 37a34a8bfdSKent Overstreet void bch_data_insert(struct closure *cl); 38cafe5635SKent Overstreet 39cafe5635SKent Overstreet void bch_cached_dev_request_init(struct cached_dev *dc); 40cafe5635SKent Overstreet void bch_flash_dev_request_init(struct bcache_device *d); 41cafe5635SKent Overstreet 42cafe5635SKent Overstreet extern struct kmem_cache *bch_search_cache, *bch_passthrough_cache; 43cafe5635SKent Overstreet 44cafe5635SKent Overstreet struct bch_cgroup { 45cafe5635SKent Overstreet #ifdef CONFIG_CGROUP_BCACHE 46cafe5635SKent Overstreet struct cgroup_subsys_state css; 47cafe5635SKent Overstreet #endif 48cafe5635SKent Overstreet /* 49cafe5635SKent Overstreet * We subtract one from the index into bch_cache_modes[], so that 50cafe5635SKent Overstreet * default == -1; this makes it so the rest match up with d->cache_mode, 51cafe5635SKent Overstreet * and we use d->cache_mode if cgrp->cache_mode < 0 52cafe5635SKent Overstreet */ 53cafe5635SKent Overstreet short cache_mode; 54cafe5635SKent Overstreet bool verify; 55cafe5635SKent Overstreet struct cache_stat_collector stats; 56cafe5635SKent Overstreet }; 57cafe5635SKent Overstreet 58cafe5635SKent Overstreet struct bch_cgroup *bch_bio_to_cgroup(struct bio *bio); 59cafe5635SKent Overstreet 60cafe5635SKent Overstreet #endif /* _BCACHE_REQUEST_H_ */ 61