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Message-Id: <20200218230131.12135-1-edmund@sucs.org>
Date: Tue, 18 Feb 2020 23:01:31 +0000
From: Edmund Merrow-Smith <edmund@...s.org>
To: kbusch@...nel.org
Cc: linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
Edmund Merrow-Smith <edmund@...s.org>
Subject: [PATCH] drivers: NVME: host: core.c: Fixed some coding style issues.
Fixed a number of style issues highlighted by scripts/checkpatch.pl.
Mostly whitespace issues, implied int warnings,
trailing semicolons and line length issues.
Signed-off-by: Edmund Merrow-Smith <edmund@...s.org>
---
drivers/nvme/host/core.c | 142 ++++++++++++++++++++-------------------
1 file changed, 72 insertions(+), 70 deletions(-)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index ada59df642d2..420d19689a62 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -92,7 +92,7 @@ static struct class *nvme_subsys_class;
static int nvme_revalidate_disk(struct gendisk *disk);
static void nvme_put_subsystem(struct nvme_subsystem *subsys);
static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
- unsigned nsid);
+ unsigned int nsid);
static void nvme_set_queue_dying(struct nvme_ns *ns)
{
@@ -482,7 +482,7 @@ static inline void nvme_clear_nvme_request(struct request *req)
struct request *nvme_alloc_request(struct request_queue *q,
struct nvme_command *cmd, blk_mq_req_flags_t flags, int qid)
{
- unsigned op = nvme_is_write(cmd) ? REQ_OP_DRV_OUT : REQ_OP_DRV_IN;
+ unsigned int op = nvme_is_write(cmd) ? REQ_OP_DRV_OUT : REQ_OP_DRV_IN;
struct request *req;
if (qid == NVME_QID_ANY) {
@@ -571,7 +571,7 @@ static int nvme_configure_directives(struct nvme_ctrl *ctrl)
return 0;
}
- ctrl->nr_streams = min_t(unsigned, ctrl->nssa, BLK_MAX_WRITE_HINTS - 1);
+ ctrl->nr_streams = min_t(unsigned int, ctrl->nssa, BLK_MAX_WRITE_HINTS - 1);
dev_info(ctrl->device, "Using %u streams\n", ctrl->nr_streams);
return 0;
}
@@ -819,8 +819,8 @@ static void nvme_execute_rq_polled(struct request_queue *q,
* if the result is positive, it's an NVM Express status code
*/
int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
- union nvme_result *result, void *buffer, unsigned bufflen,
- unsigned timeout, int qid, int at_head,
+ union nvme_result *result, void *buffer, unsigned int bufflen,
+ unsigned int timeout, int qid, int at_head,
blk_mq_req_flags_t flags, bool poll)
{
struct request *req;
@@ -855,7 +855,7 @@ int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
EXPORT_SYMBOL_GPL(__nvme_submit_sync_cmd);
int nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
- void *buffer, unsigned bufflen)
+ void *buffer, unsigned int bufflen)
{
return __nvme_submit_sync_cmd(q, cmd, NULL, buffer, bufflen, 0,
NVME_QID_ANY, 0, 0, false);
@@ -863,7 +863,7 @@ int nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
EXPORT_SYMBOL_GPL(nvme_submit_sync_cmd);
static void *nvme_add_user_metadata(struct bio *bio, void __user *ubuf,
- unsigned len, u32 seed, bool write)
+ unsigned int len, u32 seed, bool write)
{
struct bio_integrity_payload *bip;
int ret = -ENOMEM;
@@ -898,8 +898,8 @@ static void *nvme_add_user_metadata(struct bio *bio, void __user *ubuf,
static int nvme_submit_user_cmd(struct request_queue *q,
struct nvme_command *cmd, void __user *ubuffer,
- unsigned bufflen, void __user *meta_buffer, unsigned meta_len,
- u32 meta_seed, u64 *result, unsigned timeout)
+ unsigned int bufflen, void __user *meta_buffer, unsigned int meta_len,
+ u32 meta_seed, u64 *result, unsigned int timeout)
{
bool write = nvme_is_write(cmd);
struct nvme_ns *ns = q->queuedata;
@@ -924,8 +924,8 @@ static int nvme_submit_user_cmd(struct request_queue *q,
bio = req->bio;
bio->bi_disk = disk;
if (disk && meta_buffer && meta_len) {
- meta = nvme_add_user_metadata(bio, meta_buffer, meta_len,
- meta_seed, write);
+ meta = nvme_add_user_metadata(bio, meta_buffer,
+ meta_len, meta_seed, write);
if (IS_ERR(meta)) {
ret = PTR_ERR(meta);
goto out_unmap;
@@ -983,8 +983,8 @@ static int nvme_keep_alive(struct nvme_ctrl *ctrl)
{
struct request *rq;
- rq = nvme_alloc_request(ctrl->admin_q, &ctrl->ka_cmd, BLK_MQ_REQ_RESERVED,
- NVME_QID_ANY);
+ rq = nvme_alloc_request(ctrl->admin_q, &ctrl->ka_cmd,
+ BLK_MQ_REQ_RESERVED, NVME_QID_ANY);
if (IS_ERR(rq))
return PTR_ERR(rq);
@@ -1055,7 +1055,7 @@ static int nvme_identify_ctrl(struct nvme_ctrl *dev, struct nvme_id_ctrl **id)
return error;
}
-static int nvme_identify_ns_descs(struct nvme_ctrl *ctrl, unsigned nsid,
+static int nvme_identify_ns_descs(struct nvme_ctrl *ctrl, unsigned int nsid,
struct nvme_ns_ids *ids)
{
struct nvme_command c = { };
@@ -1127,7 +1127,8 @@ static int nvme_identify_ns_descs(struct nvme_ctrl *ctrl, unsigned nsid,
return status;
}
-static int nvme_identify_ns_list(struct nvme_ctrl *dev, unsigned nsid, __le32 *ns_list)
+static int nvme_identify_ns_list(struct nvme_ctrl *dev,
+ unsigned int nsid, __le32 *ns_list)
{
struct nvme_command c = { };
@@ -1252,7 +1253,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
{
struct nvme_user_io io;
struct nvme_command c;
- unsigned length, meta_len;
+ unsigned int length, meta_len;
void __user *metadata;
if (copy_from_user(&io, uio, sizeof(io)))
@@ -1384,7 +1385,7 @@ static int nvme_user_cmd(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
{
struct nvme_passthru_cmd cmd;
struct nvme_command c;
- unsigned timeout = 0;
+ unsigned int timeout = 0;
u32 effects;
u64 result;
int status;
@@ -1432,7 +1433,7 @@ static int nvme_user_cmd64(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
{
struct nvme_passthru_cmd64 cmd;
struct nvme_command c;
- unsigned timeout = 0;
+ unsigned int timeout = 0;
u32 effects;
int status;
@@ -1462,8 +1463,8 @@ static int nvme_user_cmd64(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
effects = nvme_passthru_start(ctrl, ns, cmd.opcode);
status = nvme_submit_user_cmd(ns ? ns->queue : ctrl->admin_q, &c,
(void __user *)(uintptr_t)cmd.addr, cmd.data_len,
- (void __user *)(uintptr_t)cmd.metadata, cmd.metadata_len,
- 0, &cmd.result, timeout);
+ (void __user *)(uintptr_t)cmd.metadata,
+ cmd.metadata_len, 0, &cmd.result, timeout);
nvme_passthru_end(ctrl, effects);
if (status >= 0) {
@@ -1949,7 +1950,7 @@ static int nvme_pr_command(struct block_device *bdev, u32 cdw10,
}
static int nvme_pr_register(struct block_device *bdev, u64 old,
- u64 new, unsigned flags)
+ u64 new, unsigned int flags)
{
u32 cdw10;
@@ -1963,7 +1964,7 @@ static int nvme_pr_register(struct block_device *bdev, u64 old,
}
static int nvme_pr_reserve(struct block_device *bdev, u64 key,
- enum pr_type type, unsigned flags)
+ enum pr_type type, unsigned int flags)
{
u32 cdw10;
@@ -1988,7 +1989,8 @@ static int nvme_pr_clear(struct block_device *bdev, u64 key)
return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_register);
}
-static int nvme_pr_release(struct block_device *bdev, u64 key, enum pr_type type)
+static int nvme_pr_release(struct block_device *bdev, u64 key,
+ enum pr_type type)
{
u32 cdw10 = nvme_pr_type(type) << 8 | (key ? 1 << 3 : 0);
return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_release);
@@ -2025,14 +2027,14 @@ EXPORT_SYMBOL_GPL(nvme_sec_submit);
#endif /* CONFIG_BLK_SED_OPAL */
static const struct block_device_operations nvme_fops = {
- .owner = THIS_MODULE,
- .ioctl = nvme_ioctl,
- .compat_ioctl = nvme_ioctl,
- .open = nvme_open,
- .release = nvme_release,
- .getgeo = nvme_getgeo,
- .revalidate_disk= nvme_revalidate_disk,
- .pr_ops = &nvme_pr_ops,
+ .owner = THIS_MODULE,
+ .ioctl = nvme_ioctl,
+ .compat_ioctl = nvme_ioctl,
+ .open = nvme_open,
+ .release = nvme_release,
+ .getgeo = nvme_getgeo,
+ .revalidate_disk = nvme_revalidate_disk,
+ .pr_ops = &nvme_pr_ops,
};
#ifdef CONFIG_NVME_MULTIPATH
@@ -2119,7 +2121,7 @@ int nvme_enable_ctrl(struct nvme_ctrl *ctrl)
* path in the future to accomodate architectures with differing
* kernel and IO page sizes.
*/
- unsigned dev_page_min, page_shift = 12;
+ unsigned int dev_page_min, page_shift = 12;
int ret;
ret = ctrl->ops->reg_read64(ctrl, NVME_REG_CAP, &ctrl->cap);
@@ -2259,7 +2261,7 @@ static int nvme_configure_apst(struct nvme_ctrl *ctrl)
* can set ps_max_latency_us to zero to turn off APST.
*/
- unsigned apste;
+ unsigned int apste;
struct nvme_feat_auto_pst *table;
u64 max_lat_us = 0;
int max_ps = -1;
@@ -2448,13 +2450,13 @@ static bool quirk_matches(const struct nvme_id_ctrl *id,
string_matches(id->fr, q->fr, sizeof(id->fr));
}
-static void nvme_init_subnqn(struct nvme_subsystem *subsys, struct nvme_ctrl *ctrl,
- struct nvme_id_ctrl *id)
+static void nvme_init_subnqn(struct nvme_subsystem *subsys,
+ struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
{
size_t nqnlen;
int off;
- if(!(ctrl->quirks & NVME_QUIRK_IGNORE_DEV_SUBNQN)) {
+ if (!(ctrl->quirks & NVME_QUIRK_IGNORE_DEV_SUBNQN)) {
nqnlen = strnlen(id->subnqn, NVMF_NQN_SIZE);
if (nqnlen > 0 && nqnlen < NVMF_NQN_SIZE) {
strlcpy(subsys->subnqn, id->subnqn, NVMF_NQN_SIZE);
@@ -2557,7 +2559,7 @@ static ssize_t subsys_##field##_show(struct device *dev, \
return sprintf(buf, "%.*s\n", \
(int)sizeof(subsys->field), subsys->field); \
} \
-static SUBSYS_ATTR_RO(field, S_IRUGO, subsys_##field##_show);
+static SUBSYS_ATTR_RO(field, S_IRUGO, subsys_##field##_show)
nvme_subsys_show_str_function(model);
nvme_subsys_show_str_function(serial);
@@ -2857,8 +2859,7 @@ int nvme_init_identify(struct nvme_ctrl *ctrl)
*/
if (ctrl->cntlid != le16_to_cpu(id->cntlid)) {
dev_err(ctrl->device,
- "Mismatching cntlid: Connect %u vs Identify "
- "%u, rejecting\n",
+ "Mismatching cntlid: Connect %u vs Identify %u, rejecting\n",
ctrl->cntlid, le16_to_cpu(id->cntlid));
ret = -EINVAL;
goto out_free;
@@ -2891,7 +2892,7 @@ int nvme_init_identify(struct nvme_ctrl *ctrl)
ret = nvme_configure_apst(ctrl);
if (ret < 0)
return ret;
-
+
ret = nvme_configure_timestamp(ctrl);
if (ret < 0)
return ret;
@@ -3159,28 +3160,28 @@ const struct attribute_group *nvme_ns_id_attr_groups[] = {
NULL,
};
-#define nvme_show_str_function(field) \
-static ssize_t field##_show(struct device *dev, \
- struct device_attribute *attr, char *buf) \
-{ \
- struct nvme_ctrl *ctrl = dev_get_drvdata(dev); \
- return sprintf(buf, "%.*s\n", \
- (int)sizeof(ctrl->subsys->field), ctrl->subsys->field); \
-} \
-static DEVICE_ATTR(field, S_IRUGO, field##_show, NULL);
+#define nvme_show_str_function(field) \
+static ssize_t field##_show(struct device *dev, \
+ struct device_attribute *attr, char *buf) \
+{ \
+ struct nvme_ctrl *ctrl = dev_get_drvdata(dev); \
+ return sprintf(buf, "%.*s\n", \
+ (int)sizeof(ctrl->subsys->field), ctrl->subsys->field); \
+} \
+static DEVICE_ATTR(field, S_IRUGO, field##_show, NULL)
nvme_show_str_function(model);
nvme_show_str_function(serial);
nvme_show_str_function(firmware_rev);
-#define nvme_show_int_function(field) \
-static ssize_t field##_show(struct device *dev, \
- struct device_attribute *attr, char *buf) \
-{ \
- struct nvme_ctrl *ctrl = dev_get_drvdata(dev); \
- return sprintf(buf, "%d\n", ctrl->field); \
-} \
-static DEVICE_ATTR(field, S_IRUGO, field##_show, NULL);
+#define nvme_show_int_function(field) \
+static ssize_t field##_show(struct device *dev, \
+ struct device_attribute *attr, char *buf) \
+{ \
+ struct nvme_ctrl *ctrl = dev_get_drvdata(dev); \
+ return sprintf(buf, "%d\n", ctrl->field); \
+} \
+static DEVICE_ATTR(field, S_IRUGO, field##_show, NULL)
nvme_show_int_function(cntlid);
nvme_show_int_function(numa_node);
@@ -3223,7 +3224,7 @@ static ssize_t nvme_sysfs_show_state(struct device *dev,
[NVME_CTRL_DEAD] = "dead",
};
- if ((unsigned)ctrl->state < ARRAY_SIZE(state_name) &&
+ if ((unsigned int)ctrl->state < ARRAY_SIZE(state_name) &&
state_name[ctrl->state])
return sprintf(buf, "%s\n", state_name[ctrl->state]);
@@ -3295,7 +3296,7 @@ static const struct attribute_group *nvme_dev_attr_groups[] = {
};
static struct nvme_ns_head *__nvme_find_ns_head(struct nvme_subsystem *subsys,
- unsigned nsid)
+ unsigned int nsid)
{
struct nvme_ns_head *h;
@@ -3327,7 +3328,7 @@ static int __nvme_check_ids(struct nvme_subsystem *subsys,
}
static struct nvme_ns_head *nvme_alloc_ns_head(struct nvme_ctrl *ctrl,
- unsigned nsid, struct nvme_id_ns *id)
+ unsigned int nsid, struct nvme_id_ns *id)
{
struct nvme_ns_head *head;
size_t size = sizeof(*head);
@@ -3384,7 +3385,7 @@ static struct nvme_ns_head *nvme_alloc_ns_head(struct nvme_ctrl *ctrl,
return ERR_PTR(ret);
}
-static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid,
+static int nvme_init_ns_head(struct nvme_ns *ns, unsigned int nsid,
struct nvme_id_ns *id)
{
struct nvme_ctrl *ctrl = ns->ctrl;
@@ -3435,7 +3436,8 @@ static int ns_cmp(void *priv, struct list_head *a, struct list_head *b)
return nsa->head->ns_id - nsb->head->ns_id;
}
-static struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid)
+static struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl,
+ unsigned int nsid)
{
struct nvme_ns *ns, *ret = NULL;
@@ -3613,7 +3615,7 @@ static void nvme_ns_remove(struct nvme_ns *ns)
nvme_put_ns(ns);
}
-static void nvme_validate_ns(struct nvme_ctrl *ctrl, unsigned nsid)
+static void nvme_validate_ns(struct nvme_ctrl *ctrl, unsigned int nsid)
{
struct nvme_ns *ns;
@@ -3627,7 +3629,7 @@ static void nvme_validate_ns(struct nvme_ctrl *ctrl, unsigned nsid)
}
static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
- unsigned nsid)
+ unsigned int nsid)
{
struct nvme_ns *ns, *next;
LIST_HEAD(rm_list);
@@ -3644,12 +3646,12 @@ static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
}
-static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned nn)
+static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned int nn)
{
struct nvme_ns *ns;
__le32 *ns_list;
- unsigned i, j, nsid, prev = 0;
- unsigned num_lists = DIV_ROUND_UP_ULL((u64)nn, 1024);
+ unsigned int i, j, nsid, prev = 0;
+ unsigned int num_lists = DIV_ROUND_UP_ULL((u64)nn, 1024);
int ret = 0;
ns_list = kzalloc(NVME_IDENTIFY_DATA_SIZE, GFP_KERNEL);
@@ -3685,9 +3687,9 @@ static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned nn)
return ret;
}
-static void nvme_scan_ns_sequential(struct nvme_ctrl *ctrl, unsigned nn)
+static void nvme_scan_ns_sequential(struct nvme_ctrl *ctrl, unsigned int nn)
{
- unsigned i;
+ unsigned int i;
for (i = 1; i <= nn; i++)
nvme_validate_ns(ctrl, i);
@@ -3725,7 +3727,7 @@ static void nvme_scan_work(struct work_struct *work)
struct nvme_ctrl *ctrl =
container_of(work, struct nvme_ctrl, scan_work);
struct nvme_id_ctrl *id;
- unsigned nn;
+ unsigned int nn;
/* No tagset on a live ctrl means IO queues could not created */
if (ctrl->state != NVME_CTRL_LIVE || !ctrl->tagset)
--
2.20.1
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