[2/2] lightnvm: refactor set_bb_tbl for accepting ppa list
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Message ID 1461757814-7086-2-git-send-email-m@bjorling.me
State New
Headers show

Commit Message

Matias Bjorling April 27, 2016, 11:50 a.m. UTC
The set_bb_tbl takes struct nvm_rq and only uses its ppa_list and
nr_pages internally. Instead, make these two variables explicit.
This allows a user to call it without initializing a struct nvm_rq
first.

Signed-off-by: Matias Bjørling <m@bjorling.me>
---
 drivers/lightnvm/sysblk.c    | 2 +-
 drivers/nvme/host/lightnvm.c | 8 ++++----
 include/linux/lightnvm.h     | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

Patch
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diff --git a/drivers/lightnvm/sysblk.c b/drivers/lightnvm/sysblk.c
index 7fce588..21c5568 100644
--- a/drivers/lightnvm/sysblk.c
+++ b/drivers/lightnvm/sysblk.c
@@ -229,7 +229,7 @@  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);
 	nvm_generic_to_addr_mode(dev, &rqd);
 
-	ret = dev->ops->set_bb_tbl(dev, &rqd, type);
+	ret = dev->ops->set_bb_tbl(dev, &rqd.ppa_addr, rqd.nr_pages, type);
 	nvm_free_rqd_ppalist(dev, &rqd);
 	if (ret) {
 		pr_err("nvm: sysblk failed bb mark\n");
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index d289980..011d2e7 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -443,8 +443,8 @@  out:
 	return ret;
 }
 
-static int nvme_nvm_set_bb_tbl(struct nvm_dev *nvmdev, struct nvm_rq *rqd,
-								int type)
+static int nvme_nvm_set_bb_tbl(struct nvm_dev *nvmdev, struct ppa_addr *ppas,
+							int nr_ppas, int type)
 {
 	struct nvme_ns *ns = nvmdev->q->queuedata;
 	struct nvme_nvm_command c = {};
@@ -452,8 +452,8 @@  static int nvme_nvm_set_bb_tbl(struct nvm_dev *nvmdev, struct nvm_rq *rqd,
 
 	c.set_bb.opcode = nvme_nvm_admin_set_bb_tbl;
 	c.set_bb.nsid = cpu_to_le32(ns->ns_id);
-	c.set_bb.spba = cpu_to_le64(rqd->ppa_addr.ppa);
-	c.set_bb.nlb = cpu_to_le16(rqd->nr_pages - 1);
+	c.set_bb.spba = cpu_to_le64(ppas->ppa);
+	c.set_bb.nlb = cpu_to_le16(nr_ppas - 1);
 	c.set_bb.value = type;
 
 	ret = nvme_submit_sync_cmd(ns->ctrl->admin_q, (struct nvme_command *)&c,
diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index 5eabdba..80ea51f 100644
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -48,7 +48,7 @@  typedef int (nvm_get_l2p_tbl_fn)(struct nvm_dev *, u64, u32,
 				nvm_l2p_update_fn *, void *);
 typedef int (nvm_op_bb_tbl_fn)(struct nvm_dev *, struct ppa_addr,
 				nvm_bb_update_fn *, void *);
-typedef int (nvm_op_set_bb_fn)(struct nvm_dev *, struct nvm_rq *, int);
+typedef int (nvm_op_set_bb_fn)(struct nvm_dev *, struct ppa_addr *, int, int);
 typedef int (nvm_submit_io_fn)(struct nvm_dev *, struct nvm_rq *);
 typedef int (nvm_erase_blk_fn)(struct nvm_dev *, struct nvm_rq *);
 typedef void *(nvm_create_dma_pool_fn)(struct nvm_dev *, char *);