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-rw-r--r--drivers/lightnvm/pblk-core.c32
-rw-r--r--drivers/lightnvm/pblk-read.c6
-rw-r--r--drivers/lightnvm/pblk-recovery.c12
-rw-r--r--drivers/lightnvm/pblk-write.c16
-rw-r--r--drivers/lightnvm/pblk.h11
5 files changed, 41 insertions, 36 deletions
diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c
index 3d27d24baa0b..a492964abea8 100644
--- a/drivers/lightnvm/pblk-core.c
+++ b/drivers/lightnvm/pblk-core.c
@@ -152,7 +152,7 @@ struct nvm_rq *pblk_alloc_rqd(struct pblk *pblk, int rw)
struct nvm_rq *rqd;
int rq_size;
- if (rw == WRITE) {
+ if (rw == PBLK_WRITE) {
pool = pblk->w_rq_pool;
rq_size = pblk_w_rq_size;
} else {
@@ -170,7 +170,7 @@ void pblk_free_rqd(struct pblk *pblk, struct nvm_rq *rqd, int rw)
{
mempool_t *pool;
- if (rw == WRITE)
+ if (rw == PBLK_WRITE)
pool = pblk->w_rq_pool;
else
pool = pblk->r_rq_pool;
@@ -569,10 +569,10 @@ static int pblk_line_submit_emeta_io(struct pblk *pblk, struct pblk_line *line,
int ret;
DECLARE_COMPLETION_ONSTACK(wait);
- if (dir == WRITE) {
+ if (dir == PBLK_WRITE) {
bio_op = REQ_OP_WRITE;
cmd_op = NVM_OP_PWRITE;
- } else if (dir == READ) {
+ } else if (dir == PBLK_READ) {
bio_op = REQ_OP_READ;
cmd_op = NVM_OP_PREAD;
} else
@@ -612,10 +612,10 @@ next_rq:
rqd.end_io = pblk_end_io_sync;
rqd.private = &wait;
- if (dir == WRITE) {
+ if (dir == PBLK_WRITE) {
struct pblk_sec_meta *meta_list = rqd.meta_list;
- rqd.flags = pblk_set_progr_mode(pblk, WRITE);
+ rqd.flags = pblk_set_progr_mode(pblk, PBLK_WRITE);
for (i = 0; i < rqd.nr_ppas; ) {
spin_lock(&line->lock);
paddr = __pblk_alloc_page(pblk, line, min);
@@ -679,7 +679,7 @@ next_rq:
reinit_completion(&wait);
if (rqd.error) {
- if (dir == WRITE)
+ if (dir == PBLK_WRITE)
pblk_log_write_err(pblk, &rqd);
else
pblk_log_read_err(pblk, &rqd);
@@ -722,12 +722,12 @@ static int pblk_line_submit_smeta_io(struct pblk *pblk, struct pblk_line *line,
int flags;
DECLARE_COMPLETION_ONSTACK(wait);
- if (dir == WRITE) {
+ if (dir == PBLK_WRITE) {
bio_op = REQ_OP_WRITE;
cmd_op = NVM_OP_PWRITE;
- flags = pblk_set_progr_mode(pblk, WRITE);
+ flags = pblk_set_progr_mode(pblk, PBLK_WRITE);
lba_list = emeta_to_lbas(pblk, line->emeta->buf);
- } else if (dir == READ) {
+ } else if (dir == PBLK_READ) {
bio_op = REQ_OP_READ;
cmd_op = NVM_OP_PREAD;
flags = pblk_set_read_mode(pblk, PBLK_READ_SEQUENTIAL);
@@ -765,7 +765,7 @@ static int pblk_line_submit_smeta_io(struct pblk *pblk, struct pblk_line *line,
rqd.ppa_list[i] = addr_to_gen_ppa(pblk, paddr, line->id);
- if (dir == WRITE) {
+ if (dir == PBLK_WRITE) {
__le64 addr_empty = cpu_to_le64(ADDR_EMPTY);
meta_list[i].lba = lba_list[paddr] = addr_empty;
@@ -791,7 +791,7 @@ static int pblk_line_submit_smeta_io(struct pblk *pblk, struct pblk_line *line,
atomic_dec(&pblk->inflight_io);
if (rqd.error) {
- if (dir == WRITE)
+ if (dir == PBLK_WRITE)
pblk_log_write_err(pblk, &rqd);
else
pblk_log_read_err(pblk, &rqd);
@@ -807,14 +807,14 @@ int pblk_line_read_smeta(struct pblk *pblk, struct pblk_line *line)
{
u64 bpaddr = pblk_line_smeta_start(pblk, line);
- return pblk_line_submit_smeta_io(pblk, line, bpaddr, READ);
+ return pblk_line_submit_smeta_io(pblk, line, bpaddr, PBLK_READ);
}
int pblk_line_read_emeta(struct pblk *pblk, struct pblk_line *line,
void *emeta_buf)
{
return pblk_line_submit_emeta_io(pblk, line, emeta_buf,
- line->emeta_ssec, READ);
+ line->emeta_ssec, PBLK_READ);
}
static void pblk_setup_e_rq(struct pblk *pblk, struct nvm_rq *rqd,
@@ -823,7 +823,7 @@ static void pblk_setup_e_rq(struct pblk *pblk, struct nvm_rq *rqd,
rqd->opcode = NVM_OP_ERASE;
rqd->ppa_addr = ppa;
rqd->nr_ppas = 1;
- rqd->flags = pblk_set_progr_mode(pblk, ERASE);
+ rqd->flags = pblk_set_progr_mode(pblk, PBLK_ERASE);
rqd->bio = NULL;
}
@@ -1045,7 +1045,7 @@ static int pblk_line_init_bb(struct pblk *pblk, struct pblk_line *line,
line->smeta_ssec = off;
line->cur_sec = off + lm->smeta_sec;
- if (init && pblk_line_submit_smeta_io(pblk, line, off, WRITE)) {
+ if (init && pblk_line_submit_smeta_io(pblk, line, off, PBLK_WRITE)) {
pr_debug("pblk: line smeta I/O failed. Retry\n");
return 1;
}
diff --git a/drivers/lightnvm/pblk-read.c b/drivers/lightnvm/pblk-read.c
index e7141b1aaded..4b1722fbe5a0 100644
--- a/drivers/lightnvm/pblk-read.c
+++ b/drivers/lightnvm/pblk-read.c
@@ -142,7 +142,7 @@ static void pblk_end_io_read(struct nvm_rq *rqd)
atomic_long_sub(rqd->nr_ppas, &pblk->inflight_reads);
#endif
- pblk_free_rqd(pblk, rqd, READ);
+ pblk_free_rqd(pblk, rqd, PBLK_READ);
atomic_dec(&pblk->inflight_io);
}
@@ -307,7 +307,7 @@ int pblk_submit_read(struct pblk *pblk, struct bio *bio)
bitmap_zero(&read_bitmap, nr_secs);
- rqd = pblk_alloc_rqd(pblk, READ);
+ rqd = pblk_alloc_rqd(pblk, PBLK_READ);
rqd->opcode = NVM_OP_PREAD;
rqd->bio = bio;
@@ -382,7 +382,7 @@ int pblk_submit_read(struct pblk *pblk, struct bio *bio)
return NVM_IO_OK;
fail_rqd_free:
- pblk_free_rqd(pblk, rqd, READ);
+ pblk_free_rqd(pblk, rqd, PBLK_READ);
return ret;
}
diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c
index e59270e60b58..19f2fb1a9e4b 100644
--- a/drivers/lightnvm/pblk-recovery.c
+++ b/drivers/lightnvm/pblk-recovery.c
@@ -67,7 +67,7 @@ void pblk_submit_rec(struct work_struct *work)
err:
bio_put(bio);
- pblk_free_rqd(pblk, rqd, WRITE);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE);
}
int pblk_recov_setup_rq(struct pblk *pblk, struct pblk_c_ctx *c_ctx,
@@ -80,7 +80,7 @@ int pblk_recov_setup_rq(struct pblk *pblk, struct pblk_c_ctx *c_ctx,
struct pblk_c_ctx *rec_ctx;
int nr_entries = c_ctx->nr_valid + c_ctx->nr_padded;
- rec_rqd = pblk_alloc_rqd(pblk, WRITE);
+ rec_rqd = pblk_alloc_rqd(pblk, PBLK_WRITE);
rec_ctx = nvm_rq_to_pdu(rec_rqd);
/* Copy completion bitmap, but exclude the first X completed entries */
@@ -334,7 +334,7 @@ static void pblk_end_io_recov(struct nvm_rq *rqd)
pblk_up_page(pblk, rqd->ppa_list, rqd->nr_ppas);
nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list);
- pblk_free_rqd(pblk, rqd, WRITE);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE_INT);
atomic_dec(&pblk->inflight_io);
kref_put(&pad_rq->ref, pblk_recov_complete);
@@ -404,11 +404,11 @@ next_pad_rq:
bio->bi_iter.bi_sector = 0; /* internal bio */
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
- rqd = pblk_alloc_rqd(pblk, WRITE);
+ rqd = pblk_alloc_rqd(pblk, PBLK_WRITE_INT);
rqd->bio = bio;
rqd->opcode = NVM_OP_PWRITE;
- rqd->flags = pblk_set_progr_mode(pblk, WRITE);
+ rqd->flags = pblk_set_progr_mode(pblk, PBLK_WRITE);
rqd->meta_list = meta_list;
rqd->nr_ppas = rq_ppas;
rqd->ppa_list = ppa_list;
@@ -782,7 +782,7 @@ static int pblk_recov_l2p_from_oob(struct pblk *pblk, struct pblk_line *line)
goto free_meta_list;
}
- rqd = pblk_alloc_rqd(pblk, READ);
+ rqd = pblk_alloc_rqd(pblk, PBLK_READ);
p.ppa_list = ppa_list;
p.meta_list = meta_list;
diff --git a/drivers/lightnvm/pblk-write.c b/drivers/lightnvm/pblk-write.c
index 140a26edd1d3..c1b8b83e149d 100644
--- a/drivers/lightnvm/pblk-write.c
+++ b/drivers/lightnvm/pblk-write.c
@@ -46,7 +46,7 @@ static unsigned long pblk_end_w_bio(struct pblk *pblk, struct nvm_rq *rqd,
nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list);
bio_put(rqd->bio);
- pblk_free_rqd(pblk, rqd, WRITE);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE);
return ret;
}
@@ -195,7 +195,7 @@ static void pblk_end_io_write_meta(struct nvm_rq *rqd)
GFP_ATOMIC, pblk->close_wq);
nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list);
- pblk_free_rqd(pblk, rqd, READ);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE_INT);
atomic_dec(&pblk->inflight_io);
}
@@ -209,7 +209,7 @@ static int pblk_alloc_w_rq(struct pblk *pblk, struct nvm_rq *rqd,
/* Setup write request */
rqd->opcode = NVM_OP_PWRITE;
rqd->nr_ppas = nr_secs;
- rqd->flags = pblk_set_progr_mode(pblk, WRITE);
+ rqd->flags = pblk_set_progr_mode(pblk, PBLK_WRITE);
rqd->private = pblk;
rqd->end_io = end_io;
@@ -275,7 +275,7 @@ int pblk_setup_w_rec_rq(struct pblk *pblk, struct nvm_rq *rqd,
pblk_map_rq(pblk, rqd, c_ctx->sentry, lun_bitmap, c_ctx->nr_valid, 0);
rqd->ppa_status = (u64)0;
- rqd->flags = pblk_set_progr_mode(pblk, WRITE);
+ rqd->flags = pblk_set_progr_mode(pblk, PBLK_WRITE);
return ret;
}
@@ -366,7 +366,7 @@ int pblk_submit_meta_io(struct pblk *pblk, struct pblk_line *meta_line)
int i, j;
int ret;
- rqd = pblk_alloc_rqd(pblk, READ);
+ rqd = pblk_alloc_rqd(pblk, PBLK_WRITE_INT);
m_ctx = nvm_rq_to_pdu(rqd);
m_ctx->private = meta_line;
@@ -424,7 +424,7 @@ fail_rollback:
fail_free_bio:
bio_put(bio);
fail_free_rqd:
- pblk_free_rqd(pblk, rqd, READ);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE_INT);
return ret;
}
@@ -548,7 +548,7 @@ static int pblk_submit_write(struct pblk *pblk)
bio->bi_iter.bi_sector = 0; /* internal bio */
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
- rqd = pblk_alloc_rqd(pblk, WRITE);
+ rqd = pblk_alloc_rqd(pblk, PBLK_WRITE);
rqd->bio = bio;
if (pblk_rb_read_to_bio(&pblk->rwb, rqd, pos, secs_to_sync,
@@ -570,7 +570,7 @@ fail_free_bio:
pblk_free_write_rqd(pblk, rqd);
fail_put_bio:
bio_put(bio);
- pblk_free_rqd(pblk, rqd, WRITE);
+ pblk_free_rqd(pblk, rqd, PBLK_WRITE);
return 1;
}
diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h
index 9f162057d497..d01e003d3d74 100644
--- a/drivers/lightnvm/pblk.h
+++ b/drivers/lightnvm/pblk.h
@@ -55,12 +55,17 @@
for ((i) = 0, rlun = &(pblk)->luns[0]; \
(i) < (pblk)->nr_luns; (i)++, rlun = &(pblk)->luns[(i)])
-#define ERASE 2 /* READ = 0, WRITE = 1 */
-
/* Static pool sizes */
#define PBLK_GEN_WS_POOL_SIZE (2)
enum {
+ PBLK_READ = READ,
+ PBLK_WRITE = WRITE,/* Write from write buffer */
+ PBLK_WRITE_INT, /* Internal write - no write buffer */
+ PBLK_ERASE,
+};
+
+enum {
/* IO Types */
PBLK_IOTYPE_USER = 1 << 0,
PBLK_IOTYPE_GC = 1 << 1,
@@ -1132,7 +1137,7 @@ static inline int pblk_set_progr_mode(struct pblk *pblk, int type)
flags = geo->plane_mode >> 1;
- if (type == WRITE)
+ if (type == PBLK_WRITE)
flags |= NVM_IO_SCRAMBLE_ENABLE;
return flags;
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-02 07:34:02 +0300