[PATCH V2] lightnvm: introduce pr_fmt for the previx nvm

From: Minwoo Im
Date: Tue Jul 23 2019 - 14:43:01 EST

all the pr_() family can have this prefix by pr_fmt.

Changes to V1:
- Squashed multiple lines to make it short (Chaitanya)

Cc: Chaitanya Kulkarni <Chaitanya.Kulkarni@xxxxxxx>
Signed-off-by: Minwoo Im <minwoo.im.dev@xxxxxxxxx>
Reviewed-by: Javier GonzÃlez <javier@xxxxxxxxxxx>
---
drivers/lightnvm/core.c | 48 ++++++++++++++++++++---------------------
1 file changed, 24 insertions(+), 24 deletions(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index a600934fdd9c..4c7b48f72e80 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -4,6 +4,7 @@
* Initial release: Matias Bjorling <m@xxxxxxxxxxx>
*/

+#define pr_fmt(fmt) "nvm: " fmt
#include <linux/list.h>
#include <linux/types.h>
#include <linux/sem.h>
@@ -74,7 +75,7 @@ static int nvm_reserve_luns(struct nvm_dev *dev, int lun_begin, int lun_end)

for (i = lun_begin; i <= lun_end; i++) {
if (test_and_set_bit(i, dev->lun_map)) {
- pr_err("nvm: lun %d already allocated\n", i);
+ pr_err("lun %d already allocated\n", i);
goto err;
}
}
@@ -264,7 +265,7 @@ static int nvm_config_check_luns(struct nvm_geo *geo, int lun_begin,
int lun_end)
{
if (lun_begin > lun_end || lun_end >= geo->all_luns) {
- pr_err("nvm: lun out of bound (%u:%u > %u)\n",
+ pr_err("lun out of bound (%u:%u > %u)\n",
lun_begin, lun_end, geo->all_luns - 1);
return -EINVAL;
}
@@ -297,7 +298,7 @@ static int __nvm_config_extended(struct nvm_dev *dev,
if (e->op == 0xFFFF) {
e->op = NVM_TARGET_DEFAULT_OP;
} else if (e->op < NVM_TARGET_MIN_OP || e->op > NVM_TARGET_MAX_OP) {
- pr_err("nvm: invalid over provisioning value\n");
+ pr_err("invalid over provisioning value\n");
return -EINVAL;
}

@@ -334,23 +335,23 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create)
e = create->conf.e;
break;
default:
- pr_err("nvm: config type not valid\n");
+ pr_err("config type not valid\n");
return -EINVAL;
}

tt = nvm_find_target_type(create->tgttype);
if (!tt) {
- pr_err("nvm: target type %s not found\n", create->tgttype);
+ pr_err("target type %s not found\n", create->tgttype);
return -EINVAL;
}

if ((tt->flags & NVM_TGT_F_HOST_L2P) != (dev->geo.dom & NVM_RSP_L2P)) {
- pr_err("nvm: device is incompatible with target L2P type.\n");
+ pr_err("device is incompatible with target L2P type.\n");
return -EINVAL;
}

if (nvm_target_exists(create->tgtname)) {
- pr_err("nvm: target name already exists (%s)\n",
+ pr_err("target name already exists (%s)\n",
create->tgtname);
return -EINVAL;
}
@@ -367,7 +368,7 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create)

tgt_dev = nvm_create_tgt_dev(dev, e.lun_begin, e.lun_end, e.op);
if (!tgt_dev) {
- pr_err("nvm: could not create target device\n");
+ pr_err("could not create target device\n");
ret = -ENOMEM;
goto err_t;
}
@@ -686,7 +687,7 @@ static int nvm_set_rqd_ppalist(struct nvm_tgt_dev *tgt_dev, struct nvm_rq *rqd,
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");
+ pr_err("failed to allocate dma memory\n");
return -ENOMEM;
}

@@ -1048,7 +1049,7 @@ int nvm_set_chunk_meta(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *ppas,
return 0;

if (nr_ppas > NVM_MAX_VLBA) {
- pr_err("nvm: unable to update all blocks atomically\n");
+ pr_err("unable to update all blocks atomically\n");
return -EINVAL;
}

@@ -1111,27 +1112,26 @@ static int nvm_init(struct nvm_dev *dev)
int ret = -EINVAL;

if (dev->ops->identity(dev)) {
- pr_err("nvm: device could not be identified\n");
+ pr_err("device could not be identified\n");
goto err;
}

- pr_debug("nvm: ver:%u.%u nvm_vendor:%x\n",
- geo->major_ver_id, geo->minor_ver_id,
- geo->vmnt);
+ pr_debug("ver:%u.%u nvm_vendor:%x\n", geo->major_ver_id,
+ geo->minor_ver_id, geo->vmnt);

ret = nvm_core_init(dev);
if (ret) {
- pr_err("nvm: could not initialize core structures.\n");
+ pr_err("could not initialize core structures.\n");
goto err;
}

- pr_info("nvm: registered %s [%u/%u/%u/%u/%u]\n",
+ pr_info("registered %s [%u/%u/%u/%u/%u]\n",
dev->name, dev->geo.ws_min, dev->geo.ws_opt,
dev->geo.num_chk, dev->geo.all_luns,
dev->geo.num_ch);
return 0;
err:
- pr_err("nvm: failed to initialize nvm\n");
+ pr_err("failed to initialize nvm\n");
return ret;
}

@@ -1169,7 +1169,7 @@ int nvm_register(struct nvm_dev *dev)
dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist",
exp_pool_size);
if (!dev->dma_pool) {
- pr_err("nvm: could not create dma pool\n");
+ pr_err("could not create dma pool\n");
kref_put(&dev->ref, nvm_free);
return -ENOMEM;
}
@@ -1214,7 +1214,7 @@ static int __nvm_configure_create(struct nvm_ioctl_create *create)
up_write(&nvm_lock);

if (!dev) {
- pr_err("nvm: device not found\n");
+ pr_err("device not found\n");
return -EINVAL;
}

@@ -1288,7 +1288,7 @@ static long nvm_ioctl_get_devices(struct file *file, void __user *arg)
i++;

if (i > 31) {
- pr_err("nvm: max 31 devices can be reported.\n");
+ pr_err("max 31 devices can be reported.\n");
break;
}
}
@@ -1315,7 +1315,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg)

if (create.conf.type == NVM_CONFIG_TYPE_EXTENDED &&
create.conf.e.rsv != 0) {
- pr_err("nvm: reserved config field in use\n");
+ pr_err("reserved config field in use\n");
return -EINVAL;
}

@@ -1331,7 +1331,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg)
flags &= ~NVM_TARGET_FACTORY;

if (flags) {
- pr_err("nvm: flag not supported\n");
+ pr_err("flag not supported\n");
return -EINVAL;
}
}
@@ -1349,7 +1349,7 @@ static long nvm_ioctl_dev_remove(struct file *file, void __user *arg)
remove.tgtname[DISK_NAME_LEN - 1] = '\0';

if (remove.flags != 0) {
- pr_err("nvm: no flags supported\n");
+ pr_err("no flags supported\n");
return -EINVAL;
}

@@ -1365,7 +1365,7 @@ static long nvm_ioctl_dev_init(struct file *file, void __user *arg)
return -EFAULT;

if (init.flags != 0) {
- pr_err("nvm: no flags supported\n");
+ pr_err("no flags supported\n");
return -EINVAL;
}

--
2.17.1