diff options
| author |   Javier González <jg@lightnvm.io> | 2017-06-26 16:27:13 -0600 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2017-06-26 16:27:13 -0600 |
| commit | 084ec9ba07a00d5ee1218339aab4d52569e35c9b (patch) | |
| tree | 61eb5590a861597da94196d7bd6dd7d27de0a237 /drivers/lightnvm/pblk-read.c | |
| parent | lightnvm: pblk: generalize erase path (diff) | |
| download | linux-dev-084ec9ba07a00d5ee1218339aab4d52569e35c9b.tar.xz linux-dev-084ec9ba07a00d5ee1218339aab4d52569e35c9b.zip | |
lightnvm: pblk: rename read request pool
Read requests allocate some extra memory to store its per I/O context.
Instead of requiring yet another memory pool for other type of requests,
generalize this context allocation (and change naming accordingly).
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <matias@cnexlabs.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk-read.c')
| -rw-r--r-- | drivers/lightnvm/pblk-read.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/lightnvm/pblk-read.c b/drivers/lightnvm/pblk-read.c index f12f40a41558..9c4d89cdd32f 100644 --- a/drivers/lightnvm/pblk-read.c +++ b/drivers/lightnvm/pblk-read.c @@ -110,7 +110,7 @@ static void pblk_end_io_read(struct nvm_rq *rqd) { struct pblk *pblk = rqd->private; struct nvm_tgt_dev *dev = pblk->dev; - struct pblk_r_ctx *r_ctx = nvm_rq_to_pdu(rqd); + struct pblk_g_ctx *r_ctx = nvm_rq_to_pdu(rqd); struct bio *bio = rqd->bio; if (rqd->error) @@ -124,13 +124,14 @@ static void pblk_end_io_read(struct nvm_rq *rqd) nvm_dev_dma_free(dev->parent, rqd->ppa_list, rqd->dma_ppa_list); bio_put(bio); - if (r_ctx->orig_bio) { + if (r_ctx->private) { + struct bio *orig_bio = r_ctx->private; + #ifdef CONFIG_NVM_DEBUG - WARN_ONCE(r_ctx->orig_bio->bi_status, - "pblk: corrupted read bio\n"); + WARN_ONCE(orig_bio->bi_status, "pblk: corrupted read bio\n"); #endif - bio_endio(r_ctx->orig_bio); - bio_put(r_ctx->orig_bio); + bio_endio(orig_bio); + bio_put(orig_bio); } #ifdef CONFIG_NVM_DEBUG @@ -345,7 +346,7 @@ int pblk_submit_read(struct pblk *pblk, struct bio *bio) /* All sectors are to be read from the device */ if (bitmap_empty(&read_bitmap, rqd->nr_ppas)) { struct bio *int_bio = NULL; - struct pblk_r_ctx *r_ctx = nvm_rq_to_pdu(rqd); + struct pblk_g_ctx *r_ctx = nvm_rq_to_pdu(rqd); /* Clone read bio to deal with read errors internally */ int_bio = bio_clone_fast(bio, GFP_KERNEL, pblk_bio_set); @@ -355,7 +356,7 @@ int pblk_submit_read(struct pblk *pblk, struct bio *bio) } rqd->bio = int_bio; - r_ctx->orig_bio = bio; + r_ctx->private = bio; ret = pblk_submit_read_io(pblk, rqd); if (ret) { |