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authorJavier González <jg@lightnvm.io>2016-05-06 20:03:20 +0200
committerJens Axboe <axboe@fb.com>2016-05-06 12:51:10 -0600
commit6d5be9590b5e15124e3c8b319c8d7ce01abcf07d (patch)
tree7d3203bb0aa3a59de19f4cbb4de1c8b4502dd63c /drivers/lightnvm
parentdf414b33bb1eb3a0ae52ccd4ecfec9323a4f89dc (diff)
downloadlinux-6d5be9590b5e15124e3c8b319c8d7ce01abcf07d.tar.bz2
lightnvm: rename nr_pages to nr_ppas on nvm_rq
The number of ppas contained on a request is not necessarily the number of pages that it maps to neither on the target nor on the device side. In order to avoid confusion, rename nr_pages to nr_ppas since it is what the variable actually contains. Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/lightnvm')
-rw-r--r--drivers/lightnvm/core.c16
-rw-r--r--drivers/lightnvm/gennvm.c2
-rw-r--r--drivers/lightnvm/rrpc.c6
-rw-r--r--drivers/lightnvm/rrpc.h2
-rw-r--r--drivers/lightnvm/sysblk.c2
5 files changed, 14 insertions, 14 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index d3af77102e47..160c1a6838e1 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -226,8 +226,8 @@ void nvm_addr_to_generic_mode(struct nvm_dev *dev, struct nvm_rq *rqd)
{
int i;
- if (rqd->nr_pages > 1) {
- for (i = 0; i < rqd->nr_pages; i++)
+ if (rqd->nr_ppas > 1) {
+ for (i = 0; i < rqd->nr_ppas; i++)
rqd->ppa_list[i] = dev_to_generic_addr(dev,
rqd->ppa_list[i]);
} else {
@@ -240,8 +240,8 @@ void nvm_generic_to_addr_mode(struct nvm_dev *dev, struct nvm_rq *rqd)
{
int i;
- if (rqd->nr_pages > 1) {
- for (i = 0; i < rqd->nr_pages; i++)
+ if (rqd->nr_ppas > 1) {
+ for (i = 0; i < rqd->nr_ppas; i++)
rqd->ppa_list[i] = generic_to_dev_addr(dev,
rqd->ppa_list[i]);
} else {
@@ -256,13 +256,13 @@ int nvm_set_rqd_ppalist(struct nvm_dev *dev, struct nvm_rq *rqd,
int i, plane_cnt, pl_idx;
if ((!vblk || dev->plane_mode == NVM_PLANE_SINGLE) && nr_ppas == 1) {
- rqd->nr_pages = nr_ppas;
+ rqd->nr_ppas = nr_ppas;
rqd->ppa_addr = ppas[0];
return 0;
}
- rqd->nr_pages = nr_ppas;
+ rqd->nr_ppas = nr_ppas;
rqd->ppa_list = nvm_dev_dma_alloc(dev, GFP_KERNEL, &rqd->dma_ppa_list);
if (!rqd->ppa_list) {
pr_err("nvm: failed to allocate dma memory\n");
@@ -274,7 +274,7 @@ int nvm_set_rqd_ppalist(struct nvm_dev *dev, struct nvm_rq *rqd,
rqd->ppa_list[i] = ppas[i];
} else {
plane_cnt = dev->plane_mode;
- rqd->nr_pages *= plane_cnt;
+ rqd->nr_ppas *= plane_cnt;
for (i = 0; i < nr_ppas; i++) {
for (pl_idx = 0; pl_idx < plane_cnt; pl_idx++) {
@@ -395,7 +395,7 @@ int nvm_submit_ppa_list(struct nvm_dev *dev, struct ppa_addr *ppa_list,
memset(&rqd, 0, sizeof(struct nvm_rq));
- rqd.nr_pages = nr_ppas;
+ rqd.nr_ppas = nr_ppas;
if (nr_ppas > 1)
rqd.ppa_list = ppa_list;
else
diff --git a/drivers/lightnvm/gennvm.c b/drivers/lightnvm/gennvm.c
index 33a66d8c039d..ec9fb6876e38 100644
--- a/drivers/lightnvm/gennvm.c
+++ b/drivers/lightnvm/gennvm.c
@@ -446,7 +446,7 @@ static void gennvm_mark_blk_bad(struct nvm_dev *dev, struct nvm_rq *rqd)
nvm_addr_to_generic_mode(dev, rqd);
/* look up blocks and mark them as bad */
- if (rqd->nr_pages == 1) {
+ if (rqd->nr_ppas == 1) {
gennvm_mark_blk(dev, rqd->ppa_addr, NVM_BLK_ST_BAD);
return;
}
diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index 48862ead7c99..72aca96f467b 100644
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -695,7 +695,7 @@ static void rrpc_end_io(struct nvm_rq *rqd)
{
struct rrpc *rrpc = container_of(rqd->ins, struct rrpc, instance);
struct rrpc_rq *rrqd = nvm_rq_to_pdu(rqd);
- uint8_t npages = rqd->nr_pages;
+ uint8_t npages = rqd->nr_ppas;
sector_t laddr = rrpc_get_laddr(rqd->bio) - npages;
if (bio_data_dir(rqd->bio) == WRITE)
@@ -883,7 +883,7 @@ static int rrpc_submit_io(struct rrpc *rrpc, struct bio *bio,
bio_get(bio);
rqd->bio = bio;
rqd->ins = &rrpc->instance;
- rqd->nr_pages = nr_pages;
+ rqd->nr_ppas = nr_pages;
rrq->flags = flags;
err = nvm_submit_io(rrpc->dev, rqd);
@@ -892,7 +892,7 @@ static int rrpc_submit_io(struct rrpc *rrpc, struct bio *bio,
bio_put(bio);
if (!(flags & NVM_IOTYPE_GC)) {
rrpc_unlock_rq(rrpc, rqd);
- if (rqd->nr_pages > 1)
+ if (rqd->nr_ppas > 1)
nvm_dev_dma_free(rrpc->dev,
rqd->ppa_list, rqd->dma_ppa_list);
}
diff --git a/drivers/lightnvm/rrpc.h b/drivers/lightnvm/rrpc.h
index 2653484a3b40..87e84b5fc1cc 100644
--- a/drivers/lightnvm/rrpc.h
+++ b/drivers/lightnvm/rrpc.h
@@ -251,7 +251,7 @@ static inline void rrpc_unlock_laddr(struct rrpc *rrpc,
static inline void rrpc_unlock_rq(struct rrpc *rrpc, struct nvm_rq *rqd)
{
struct rrpc_inflight_rq *r = rrpc_get_inflight_rq(rqd);
- uint8_t pages = rqd->nr_pages;
+ uint8_t pages = rqd->nr_ppas;
BUG_ON((r->l_start + pages) > rrpc->nr_sects);
diff --git a/drivers/lightnvm/sysblk.c b/drivers/lightnvm/sysblk.c
index b98ca1998da5..994697ac786e 100644
--- a/drivers/lightnvm/sysblk.c
+++ b/drivers/lightnvm/sysblk.c
@@ -280,7 +280,7 @@ static int nvm_set_bb_tbl(struct nvm_dev *dev, struct sysblk_scan *s, int type)
nvm_set_rqd_ppalist(dev, &rqd, s->ppas, s->nr_ppas, 1);
nvm_generic_to_addr_mode(dev, &rqd);
- ret = dev->ops->set_bb_tbl(dev, &rqd.ppa_addr, rqd.nr_pages, type);
+ ret = dev->ops->set_bb_tbl(dev, &rqd.ppa_addr, rqd.nr_ppas, type);
nvm_free_rqd_ppalist(dev, &rqd);
if (ret) {
pr_err("nvm: sysblk failed bb mark\n");