diff options
| author | Hans Holmberg <hans.holmberg@cnexlabs.com> | 2018-10-09 13:11:52 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-10-09 16:25:07 +0200 |
| commit | 4c44abf43d00d81f5c648f376c436a9405980efc (patch) | |
| tree | 667edc9d1354b56dd4b71755c298f5911fbac871 /drivers/lightnvm/pblk.h | |
| parent | lightnvm: pblk: remove debug from pblk_[down/up]_page (diff) | |
| download | linux-4c44abf43d00d81f5c648f376c436a9405980efc.tar.xz linux-4c44abf43d00d81f5c648f376c436a9405980efc.zip | |
lightnvm: pblk: add trace events for chunk states
Introduce trace points for tracking chunk states in pblk - this is
useful for inspection of the entire state of the drive, and real handy
for both fw and pblk debugging.
Signed-off-by: Hans Holmberg <hans.holmberg@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to '')
| -rw-r--r-- | drivers/lightnvm/pblk.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h index 429347bcd1fa..b2746099ca1d 100644 --- a/drivers/lightnvm/pblk.h +++ b/drivers/lightnvm/pblk.h @@ -785,6 +785,7 @@ void pblk_log_read_err(struct pblk *pblk, struct nvm_rq *rqd); int pblk_submit_io(struct pblk *pblk, struct nvm_rq *rqd); int pblk_submit_io_sync(struct pblk *pblk, struct nvm_rq *rqd); int pblk_submit_meta_io(struct pblk *pblk, struct pblk_line *meta_line); +void pblk_check_chunk_state_update(struct pblk *pblk, struct nvm_rq *rqd); struct bio *pblk_bio_map_addr(struct pblk *pblk, void *data, unsigned int nr_secs, unsigned int len, int alloc_type, gfp_t gfp_mask); @@ -1427,4 +1428,11 @@ static inline void pblk_setup_uuid(struct pblk *pblk) uuid_le_gen(&uuid); memcpy(pblk->instance_uuid, uuid.b, 16); } + +static inline char *pblk_disk_name(struct pblk *pblk) +{ + struct gendisk *disk = pblk->disk; + + return disk->disk_name; +} #endif /* PBLK_H_ */ |