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lightnvm: pblk: use nvm_rq_to_ppa_list() 

This patch replaces few remaining usages of rqd->ppa_list[] with
existing nvm_rq_to_ppa_list() helpers. This is needed for theoretical
devices with ws_min/ws_opt equal to 1.

Signed-off-by: Igor Konopko <igor.j.konopko@intel.com>
Reviewed-by: Javier González <javier@javigon.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Igor Konopko 2019-05-04 20:38:11 +02:00 committed by Jens Axboe
parent a96de64a24
commit 45c5fcbb73
2 changed files with 22 additions and 17 deletions
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26
drivers/lightnvm/pblk-core.c
View File

@ -562,11 +562,9 @@ int pblk_submit_io_sync(struct pblk *pblk, struct nvm_rq *rqd)
int pblk_submit_io_sync_sem(struct pblk *pblk, struct nvm_rq *rqd)
{
struct ppa_addr *ppa_list;
struct ppa_addr *ppa_list = nvm_rq_to_ppa_list(rqd);
int ret;
ppa_list = (rqd->nr_ppas > 1) ? rqd->ppa_list : &rqd->ppa_addr;
pblk_down_chunk(pblk, ppa_list[0]);
ret = pblk_submit_io_sync(pblk, rqd);
pblk_up_chunk(pblk, ppa_list[0]);
@ -725,6 +723,7 @@ int pblk_line_smeta_read(struct pblk *pblk, struct pblk_line *line)
struct nvm_tgt_dev *dev = pblk->dev;
struct pblk_line_meta *lm = &pblk->lm;
struct bio *bio;
struct ppa_addr *ppa_list;
struct nvm_rq rqd;
u64 paddr = pblk_line_smeta_start(pblk, line);
int i, ret;
@ -748,9 +747,10 @@ int pblk_line_smeta_read(struct pblk *pblk, struct pblk_line *line)
rqd.opcode = NVM_OP_PREAD;
rqd.nr_ppas = lm->smeta_sec;
rqd.is_seq = 1;
ppa_list = nvm_rq_to_ppa_list(&rqd);
for (i = 0; i < lm->smeta_sec; i++, paddr++)
rqd.ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line->id);
ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line->id);
ret = pblk_submit_io_sync(pblk, &rqd);
if (ret) {
@ -777,6 +777,7 @@ static int pblk_line_smeta_write(struct pblk *pblk, struct pblk_line *line,
struct nvm_tgt_dev *dev = pblk->dev;
struct pblk_line_meta *lm = &pblk->lm;
struct bio *bio;
struct ppa_addr *ppa_list;
struct nvm_rq rqd;
__le64 *lba_list = emeta_to_lbas(pblk, line->emeta->buf);
__le64 addr_empty = cpu_to_le64(ADDR_EMPTY);
@ -801,12 +802,13 @@ static int pblk_line_smeta_write(struct pblk *pblk, struct pblk_line *line,
rqd.opcode = NVM_OP_PWRITE;
rqd.nr_ppas = lm->smeta_sec;
rqd.is_seq = 1;
ppa_list = nvm_rq_to_ppa_list(&rqd);
for (i = 0; i < lm->smeta_sec; i++, paddr++) {
struct pblk_sec_meta *meta = pblk_get_meta(pblk,
rqd.meta_list, i);
rqd.ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line->id);
ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line->id);
meta->lba = lba_list[paddr] = addr_empty;
}
@ -836,8 +838,9 @@ int pblk_line_emeta_read(struct pblk *pblk, struct pblk_line *line,
struct nvm_geo *geo = &dev->geo;
struct pblk_line_mgmt *l_mg = &pblk->l_mg;
struct pblk_line_meta *lm = &pblk->lm;
void *ppa_list, *meta_list;
void *ppa_list_buf, *meta_list;
struct bio *bio;
struct ppa_addr *ppa_list;
struct nvm_rq rqd;
u64 paddr = line->emeta_ssec;
dma_addr_t dma_ppa_list, dma_meta_list;
@ -853,7 +856,7 @@ int pblk_line_emeta_read(struct pblk *pblk, struct pblk_line *line,
if (!meta_list)
return -ENOMEM;
ppa_list = meta_list + pblk_dma_meta_size(pblk);
ppa_list_buf = meta_list + pblk_dma_meta_size(pblk);
dma_ppa_list = dma_meta_list + pblk_dma_meta_size(pblk);
next_rq:
@ -874,11 +877,12 @@ next_rq:
rqd.bio = bio;
rqd.meta_list = meta_list;
rqd.ppa_list = ppa_list;
rqd.ppa_list = ppa_list_buf;
rqd.dma_meta_list = dma_meta_list;
rqd.dma_ppa_list = dma_ppa_list;
rqd.opcode = NVM_OP_PREAD;
rqd.nr_ppas = rq_ppas;
ppa_list = nvm_rq_to_ppa_list(&rqd);
for (i = 0; i < rqd.nr_ppas; ) {
struct ppa_addr ppa = addr_to_gen_ppa(pblk, paddr, line_id);
@ -906,7 +910,7 @@ next_rq:
}
for (j = 0; j < min; j++, i++, paddr++)
rqd.ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line_id);
ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line_id);
}
ret = pblk_submit_io_sync(pblk, &rqd);
@ -1525,11 +1529,9 @@ void pblk_ppa_to_line_put(struct pblk *pblk, struct ppa_addr ppa)
void pblk_rq_to_line_put(struct pblk *pblk, struct nvm_rq *rqd)
{
struct ppa_addr *ppa_list;
struct ppa_addr *ppa_list = nvm_rq_to_ppa_list(rqd);
int i;
ppa_list = (rqd->nr_ppas > 1) ? rqd->ppa_list : &rqd->ppa_addr;
for (i = 0; i < rqd->nr_ppas; i++)
pblk_ppa_to_line_put(pblk, ppa_list[i]);
}

13
drivers/lightnvm/pblk-recovery.c
View File

@ -179,6 +179,7 @@ static int pblk_recov_pad_line(struct pblk *pblk, struct pblk_line *line,
struct pblk_pad_rq *pad_rq;
struct nvm_rq *rqd;
struct bio *bio;
struct ppa_addr *ppa_list;
void *data;
__le64 *lba_list = emeta_to_lbas(pblk, line->emeta->buf);
u64 w_ptr = line->cur_sec;
@ -239,6 +240,7 @@ next_pad_rq:
rqd->end_io = pblk_end_io_recov;
rqd->private = pad_rq;
ppa_list = nvm_rq_to_ppa_list(rqd);
meta_list = rqd->meta_list;
for (i = 0; i < rqd->nr_ppas; ) {
@ -266,17 +268,17 @@ next_pad_rq:
lba_list[w_ptr] = addr_empty;
meta = pblk_get_meta(pblk, meta_list, i);
meta->lba = addr_empty;
rqd->ppa_list[i] = dev_ppa;
ppa_list[i] = dev_ppa;
}
}
kref_get(&pad_rq->ref);
pblk_down_chunk(pblk, rqd->ppa_list[0]);
pblk_down_chunk(pblk, ppa_list[0]);
ret = pblk_submit_io(pblk, rqd);
if (ret) {
pblk_err(pblk, "I/O submission failed: %d\n", ret);
pblk_up_chunk(pblk, rqd->ppa_list[0]);
pblk_up_chunk(pblk, ppa_list[0]);
kref_put(&pad_rq->ref, pblk_recov_complete);
pblk_free_rqd(pblk, rqd, PBLK_WRITE_INT);
bio_put(bio);
@ -420,6 +422,7 @@ retry_rq:
rqd->ppa_list = ppa_list;
rqd->dma_ppa_list = dma_ppa_list;
rqd->dma_meta_list = dma_meta_list;
ppa_list = nvm_rq_to_ppa_list(rqd);
if (pblk_io_aligned(pblk, rq_ppas))
rqd->is_seq = 1;
@ -438,7 +441,7 @@ retry_rq:
}
for (j = 0; j < pblk->min_write_pgs; j++, i++)
rqd->ppa_list[i] =
ppa_list[i] =
addr_to_gen_ppa(pblk, paddr + j, line->id);
}
@ -486,7 +489,7 @@ retry_rq:
continue;
line->nr_valid_lbas++;
pblk_update_map(pblk, lba, rqd->ppa_list[i]);
pblk_update_map(pblk, lba, ppa_list[i]);
}
left_ppas -= rq_ppas;