diff options
Diffstat (limited to 'drivers/lightnvm/pblk.h')
| -rw-r--r-- | drivers/lightnvm/pblk.h | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h index ac3ab778e976..a67855387f53 100644 --- a/drivers/lightnvm/pblk.h +++ b/drivers/lightnvm/pblk.h @@ -43,8 +43,6 @@ #define PBLK_CACHE_NAME_LEN (DISK_NAME_LEN + 16) -#define PBLK_COMMAND_TIMEOUT_MS 30000 - /* Max 512 LUNs per device */ #define PBLK_MAX_LUNS_BITMAP (4) @@ -123,18 +121,6 @@ struct pblk_g_ctx { u64 lba; }; -/* partial read context */ -struct pblk_pr_ctx { - struct bio *orig_bio; - DECLARE_BITMAP(bitmap, NVM_MAX_VLBA); - unsigned int orig_nr_secs; - unsigned int bio_init_idx; - void *ppa_ptr; - dma_addr_t dma_ppa_list; - u64 lba_list_mem[NVM_MAX_VLBA]; - u64 lba_list_media[NVM_MAX_VLBA]; -}; - /* Pad context */ struct pblk_pad_rq { struct pblk *pblk; @@ -305,7 +291,6 @@ struct pblk_rl { struct timer_list u_timer; - unsigned long long nr_secs; unsigned long total_blocks; atomic_t free_blocks; /* Total number of free blocks (+ OP) */ @@ -440,6 +425,7 @@ struct pblk_smeta { struct pblk_w_err_gc { int has_write_err; + int has_gc_err; __le64 *lba_list; }; @@ -465,7 +451,6 @@ struct pblk_line { int meta_line; /* Metadata line id */ int meta_distance; /* Distance between data and metadata */ - u64 smeta_ssec; /* Sector where smeta starts */ u64 emeta_ssec; /* Sector where emeta starts */ unsigned int sec_in_line; /* Number of usable secs in line */ @@ -762,7 +747,7 @@ unsigned int pblk_rb_read_to_bio(struct pblk_rb *rb, struct nvm_rq *rqd, unsigned int pos, unsigned int nr_entries, unsigned int count); int pblk_rb_copy_to_bio(struct pblk_rb *rb, struct bio *bio, sector_t lba, - struct ppa_addr ppa, int bio_iter, bool advanced_bio); + struct ppa_addr ppa); unsigned int pblk_rb_read_commit(struct pblk_rb *rb, unsigned int entries); unsigned int pblk_rb_sync_init(struct pblk_rb *rb, unsigned long *flags); @@ -862,15 +847,15 @@ int pblk_update_map_gc(struct pblk *pblk, sector_t lba, struct ppa_addr ppa, struct pblk_line *gc_line, u64 paddr); void pblk_lookup_l2p_rand(struct pblk *pblk, struct ppa_addr *ppas, u64 *lba_list, int nr_secs); -void pblk_lookup_l2p_seq(struct pblk *pblk, struct ppa_addr *ppas, - sector_t blba, int nr_secs); +int pblk_lookup_l2p_seq(struct pblk *pblk, struct ppa_addr *ppas, + sector_t blba, int nr_secs, bool *from_cache); void *pblk_get_meta_for_writes(struct pblk *pblk, struct nvm_rq *rqd); void pblk_get_packed_meta(struct pblk *pblk, struct nvm_rq *rqd); /* * pblk user I/O write path */ -int pblk_write_to_cache(struct pblk *pblk, struct bio *bio, +void pblk_write_to_cache(struct pblk *pblk, struct bio *bio, unsigned long flags); int pblk_write_gc_to_cache(struct pblk *pblk, struct pblk_gc_rq *gc_rq); @@ -896,7 +881,7 @@ void pblk_write_kick(struct pblk *pblk); * pblk read path */ extern struct bio_set pblk_bio_set; -int pblk_submit_read(struct pblk *pblk, struct bio *bio); +void pblk_submit_read(struct pblk *pblk, struct bio *bio); int pblk_submit_read_gc(struct pblk *pblk, struct pblk_gc_rq *gc_rq); /* * pblk recovery @@ -921,6 +906,7 @@ void pblk_gc_free_full_lines(struct pblk *pblk); void pblk_gc_sysfs_state_show(struct pblk *pblk, int *gc_enabled, int *gc_active); int pblk_gc_sysfs_force(struct pblk *pblk, int force); +void pblk_put_line_back(struct pblk *pblk, struct pblk_line *line); /* * pblk rate limiter |