diff options
| author | Javier González <javier@cnexlabs.com> | 2017-10-13 14:46:16 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-10-13 08:34:57 -0600 |
| commit | 55e836d401601e7903b36db015ce899dc11085ab (patch) | |
| tree | 89608679816f984002cfd0944af27cd3eecc9b2a /drivers/lightnvm | |
| parent | 2a19b10d423c6dc47449e905ed3a8eabb49c48a0 (diff) | |
| download | linux-55e836d401601e7903b36db015ce899dc11085ab.tar.bz2 | |
lightnvm: pblk: put bio on bio completion
Simplify put bio by doing it on bio end_io instead of manually putting
it on the completion path.
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm')
| -rw-r--r-- | drivers/lightnvm/pblk-core.c | 10 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk-read.c | 1 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk-recovery.c | 1 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk-write.c | 8 |
4 files changed, 8 insertions, 12 deletions
diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c index 6dd4866e579c..3d27d24baa0b 100644 --- a/drivers/lightnvm/pblk-core.c +++ b/drivers/lightnvm/pblk-core.c @@ -417,6 +417,11 @@ int pblk_submit_io(struct pblk *pblk, struct nvm_rq *rqd) return nvm_submit_io(dev, rqd); } +static void pblk_bio_map_addr_endio(struct bio *bio) +{ + bio_put(bio); +} + 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) @@ -453,6 +458,8 @@ struct bio *pblk_bio_map_addr(struct pblk *pblk, void *data, kaddr += PAGE_SIZE; } + + bio->bi_end_io = pblk_bio_map_addr_endio; out: return bio; } @@ -671,9 +678,6 @@ next_rq: atomic_dec(&pblk->inflight_io); reinit_completion(&wait); - if (likely(pblk->l_mg.emeta_alloc_type == PBLK_VMALLOC_META)) - bio_put(bio); - if (rqd.error) { if (dir == WRITE) pblk_log_write_err(pblk, &rqd); diff --git a/drivers/lightnvm/pblk-read.c b/drivers/lightnvm/pblk-read.c index c28d6509312e..e7141b1aaded 100644 --- a/drivers/lightnvm/pblk-read.c +++ b/drivers/lightnvm/pblk-read.c @@ -531,7 +531,6 @@ int pblk_submit_read_gc(struct pblk *pblk, struct pblk_gc_rq *gc_rq) atomic_long_sub(gc_rq->secs_to_gc, &pblk->inflight_reads); #endif - bio_put(bio); out: nvm_dev_dma_free(dev->parent, rqd.meta_list, rqd.dma_meta_list); return ret; diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c index 6b6b4183b41e..e59270e60b58 100644 --- a/drivers/lightnvm/pblk-recovery.c +++ b/drivers/lightnvm/pblk-recovery.c @@ -333,7 +333,6 @@ static void pblk_end_io_recov(struct nvm_rq *rqd) pblk_up_page(pblk, rqd->ppa_list, rqd->nr_ppas); - bio_put(rqd->bio); nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); pblk_free_rqd(pblk, rqd, WRITE); diff --git a/drivers/lightnvm/pblk-write.c b/drivers/lightnvm/pblk-write.c index 0fb8f26a6311..0c0481cf9f5d 100644 --- a/drivers/lightnvm/pblk-write.c +++ b/drivers/lightnvm/pblk-write.c @@ -188,17 +188,12 @@ static void pblk_end_io_write_meta(struct nvm_rq *rqd) pblk_log_write_err(pblk, rqd); pr_err("pblk: metadata I/O failed. Line %d\n", line->id); } -#ifdef CONFIG_NVM_DEBUG - else - WARN_ONCE(rqd->bio->bi_status, "pblk: corrupted write error\n"); -#endif sync = atomic_add_return(rqd->nr_ppas, &emeta->sync); if (sync == emeta->nr_entries) pblk_gen_run_ws(pblk, line, NULL, pblk_line_close_ws, GFP_ATOMIC, pblk->close_wq); - bio_put(rqd->bio); nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); pblk_free_rqd(pblk, rqd, READ); @@ -427,8 +422,7 @@ fail_rollback: nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); fail_free_bio: - if (likely(l_mg->emeta_alloc_type == PBLK_VMALLOC_META)) - bio_put(bio); + bio_put(bio); fail_free_rqd: pblk_free_rqd(pblk, rqd, READ); return ret; |