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net: do not name the pointer to struct net_device net 

"net" is normally for struct net*, pointer to struct net_device
should be named to either "dev" or "ndev" etc.

Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong 2014-07-23 16:09:10 -07:00 committed by David S. Miller
parent 7b18ef08ba
commit 6b53dafe23
1 changed files with 71 additions and 71 deletions
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142
net/core/net-sysfs.c
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@ -43,12 +43,12 @@ static ssize_t netdev_show(const struct device *dev,
struct device_attribute *attr, char *buf, struct device_attribute *attr, char *buf,
ssize_t (*format)(const struct net_device *, char *)) ssize_t (*format)(const struct net_device *, char *))
{ {
struct net_device *net = to_net_dev(dev); struct net_device *ndev = to_net_dev(dev);
ssize_t ret = -EINVAL; ssize_t ret = -EINVAL;
read_lock(&dev_base_lock); read_lock(&dev_base_lock);
if (dev_isalive(net)) if (dev_isalive(ndev))
ret = (*format)(net, buf); ret = (*format)(ndev, buf);
read_unlock(&dev_base_lock); read_unlock(&dev_base_lock);
return ret; return ret;
@ -56,9 +56,9 @@ static ssize_t netdev_show(const struct device *dev,
/* generate a show function for simple field */ /* generate a show function for simple field */
#define NETDEVICE_SHOW(field, format_string) \ #define NETDEVICE_SHOW(field, format_string) \
static ssize_t format_##field(const struct net_device *net, char *buf) \ static ssize_t format_##field(const struct net_device *dev, char *buf) \
{ \ { \
return sprintf(buf, format_string, net->field); \ return sprintf(buf, format_string, dev->field); \
} \ } \
static ssize_t field##_show(struct device *dev, \ static ssize_t field##_show(struct device *dev, \
struct device_attribute *attr, char *buf) \ struct device_attribute *attr, char *buf) \
@ -112,19 +112,19 @@ NETDEVICE_SHOW_RO(ifindex, fmt_dec);
NETDEVICE_SHOW_RO(type, fmt_dec); NETDEVICE_SHOW_RO(type, fmt_dec);
NETDEVICE_SHOW_RO(link_mode, fmt_dec); NETDEVICE_SHOW_RO(link_mode, fmt_dec);
static ssize_t format_name_assign_type(const struct net_device *net, char *buf) static ssize_t format_name_assign_type(const struct net_device *dev, char *buf)
{ {
return sprintf(buf, fmt_dec, net->name_assign_type); return sprintf(buf, fmt_dec, dev->name_assign_type);
} }
static ssize_t name_assign_type_show(struct device *dev, static ssize_t name_assign_type_show(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct net_device *net = to_net_dev(dev); struct net_device *ndev = to_net_dev(dev);
ssize_t ret = -EINVAL; ssize_t ret = -EINVAL;
if (net->name_assign_type != NET_NAME_UNKNOWN) if (ndev->name_assign_type != NET_NAME_UNKNOWN)
ret = netdev_show(dev, attr, buf, format_name_assign_type); ret = netdev_show(dev, attr, buf, format_name_assign_type);
return ret; return ret;
@ -135,12 +135,12 @@ static DEVICE_ATTR_RO(name_assign_type);
static ssize_t address_show(struct device *dev, struct device_attribute *attr, static ssize_t address_show(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct net_device *net = to_net_dev(dev); struct net_device *ndev = to_net_dev(dev);
ssize_t ret = -EINVAL; ssize_t ret = -EINVAL;
read_lock(&dev_base_lock); read_lock(&dev_base_lock);
if (dev_isalive(net)) if (dev_isalive(ndev))
ret = sysfs_format_mac(buf, net->dev_addr, net->addr_len); ret = sysfs_format_mac(buf, ndev->dev_addr, ndev->addr_len);
read_unlock(&dev_base_lock); read_unlock(&dev_base_lock);
return ret; return ret;
} }
@ -149,18 +149,18 @@ static DEVICE_ATTR_RO(address);
static ssize_t broadcast_show(struct device *dev, static ssize_t broadcast_show(struct device *dev,
struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
struct net_device *net = to_net_dev(dev); struct net_device *ndev = to_net_dev(dev);
if (dev_isalive(net)) if (dev_isalive(ndev))
return sysfs_format_mac(buf, net->broadcast, net->addr_len); return sysfs_format_mac(buf, ndev->broadcast, ndev->addr_len);
return -EINVAL; return -EINVAL;
} }
static DEVICE_ATTR_RO(broadcast); static DEVICE_ATTR_RO(broadcast);
static int change_carrier(struct net_device *net, unsigned long new_carrier) static int change_carrier(struct net_device *dev, unsigned long new_carrier)
{ {
if (!netif_running(net)) if (!netif_running(dev))
return -EINVAL; return -EINVAL;
return dev_change_carrier(net, (bool) new_carrier); return dev_change_carrier(dev, (bool) new_carrier);
} }
static ssize_t carrier_store(struct device *dev, struct device_attribute *attr, static ssize_t carrier_store(struct device *dev, struct device_attribute *attr,
@ -284,9 +284,9 @@ static DEVICE_ATTR_RO(carrier_changes);
/* read-write attributes */ /* read-write attributes */
static int change_mtu(struct net_device *net, unsigned long new_mtu) static int change_mtu(struct net_device *dev, unsigned long new_mtu)
{ {
return dev_set_mtu(net, (int) new_mtu); return dev_set_mtu(dev, (int) new_mtu);
} }
static ssize_t mtu_store(struct device *dev, struct device_attribute *attr, static ssize_t mtu_store(struct device *dev, struct device_attribute *attr,
@ -296,9 +296,9 @@ static ssize_t mtu_store(struct device *dev, struct device_attribute *attr,
} }
NETDEVICE_SHOW_RW(mtu, fmt_dec); NETDEVICE_SHOW_RW(mtu, fmt_dec);
static int change_flags(struct net_device *net, unsigned long new_flags) static int change_flags(struct net_device *dev, unsigned long new_flags)
{ {
return dev_change_flags(net, (unsigned int) new_flags); return dev_change_flags(dev, (unsigned int) new_flags);
} }
static ssize_t flags_store(struct device *dev, struct device_attribute *attr, static ssize_t flags_store(struct device *dev, struct device_attribute *attr,
@ -308,9 +308,9 @@ static ssize_t flags_store(struct device *dev, struct device_attribute *attr,
} }
NETDEVICE_SHOW_RW(flags, fmt_hex); NETDEVICE_SHOW_RW(flags, fmt_hex);
static int change_tx_queue_len(struct net_device *net, unsigned long new_len) static int change_tx_queue_len(struct net_device *dev, unsigned long new_len)
{ {
net->tx_queue_len = new_len; dev->tx_queue_len = new_len;
return 0; return 0;
} }
@ -363,9 +363,9 @@ static ssize_t ifalias_show(struct device *dev,
} }
static DEVICE_ATTR_RW(ifalias); static DEVICE_ATTR_RW(ifalias);
static int change_group(struct net_device *net, unsigned long new_group) static int change_group(struct net_device *dev, unsigned long new_group)
{ {
dev_set_group(net, (int) new_group); dev_set_group(dev, (int) new_group);
return 0; return 0;
} }
@ -796,20 +796,20 @@ static struct kobj_type rx_queue_ktype = {
.namespace = rx_queue_namespace .namespace = rx_queue_namespace
}; };
static int rx_queue_add_kobject(struct net_device *net, int index) static int rx_queue_add_kobject(struct net_device *dev, int index)
{ {
struct netdev_rx_queue *queue = net->_rx + index; struct netdev_rx_queue *queue = dev->_rx + index;
struct kobject *kobj = &queue->kobj; struct kobject *kobj = &queue->kobj;
int error = 0; int error = 0;
kobj->kset = net->queues_kset; kobj->kset = dev->queues_kset;
error = kobject_init_and_add(kobj, &rx_queue_ktype, NULL, error = kobject_init_and_add(kobj, &rx_queue_ktype, NULL,
"rx-%u", index); "rx-%u", index);
if (error) if (error)
goto exit; goto exit;
if (net->sysfs_rx_queue_group) { if (dev->sysfs_rx_queue_group) {
error = sysfs_create_group(kobj, net->sysfs_rx_queue_group); error = sysfs_create_group(kobj, dev->sysfs_rx_queue_group);
if (error) if (error)
goto exit; goto exit;
} }
@ -825,18 +825,18 @@ exit:
#endif /* CONFIG_SYSFS */ #endif /* CONFIG_SYSFS */
int int
net_rx_queue_update_kobjects(struct net_device *net, int old_num, int new_num) net_rx_queue_update_kobjects(struct net_device *dev, int old_num, int new_num)
{ {
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
int i; int i;
int error = 0; int error = 0;
#ifndef CONFIG_RPS #ifndef CONFIG_RPS
if (!net->sysfs_rx_queue_group) if (!dev->sysfs_rx_queue_group)
return 0; return 0;
#endif #endif
for (i = old_num; i < new_num; i++) { for (i = old_num; i < new_num; i++) {
error = rx_queue_add_kobject(net, i); error = rx_queue_add_kobject(dev, i);
if (error) { if (error) {
new_num = old_num; new_num = old_num;
break; break;
@ -844,10 +844,10 @@ net_rx_queue_update_kobjects(struct net_device *net, int old_num, int new_num)
} }
while (--i >= new_num) { while (--i >= new_num) {
if (net->sysfs_rx_queue_group) if (dev->sysfs_rx_queue_group)
sysfs_remove_group(&net->_rx[i].kobj, sysfs_remove_group(&dev->_rx[i].kobj,
net->sysfs_rx_queue_group); dev->sysfs_rx_queue_group);
kobject_put(&net->_rx[i].kobj); kobject_put(&dev->_rx[i].kobj);
} }
return error; return error;
@ -1155,13 +1155,13 @@ static struct kobj_type netdev_queue_ktype = {
.namespace = netdev_queue_namespace, .namespace = netdev_queue_namespace,
}; };
static int netdev_queue_add_kobject(struct net_device *net, int index) static int netdev_queue_add_kobject(struct net_device *dev, int index)
{ {
struct netdev_queue *queue = net->_tx + index; struct netdev_queue *queue = dev->_tx + index;
struct kobject *kobj = &queue->kobj; struct kobject *kobj = &queue->kobj;
int error = 0; int error = 0;
kobj->kset = net->queues_kset; kobj->kset = dev->queues_kset;
error = kobject_init_and_add(kobj, &netdev_queue_ktype, NULL, error = kobject_init_and_add(kobj, &netdev_queue_ktype, NULL,
"tx-%u", index); "tx-%u", index);
if (error) if (error)
@ -1184,14 +1184,14 @@ exit:
#endif /* CONFIG_SYSFS */ #endif /* CONFIG_SYSFS */
int int
netdev_queue_update_kobjects(struct net_device *net, int old_num, int new_num) netdev_queue_update_kobjects(struct net_device *dev, int old_num, int new_num)
{ {
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
int i; int i;
int error = 0; int error = 0;
for (i = old_num; i < new_num; i++) { for (i = old_num; i < new_num; i++) {
error = netdev_queue_add_kobject(net, i); error = netdev_queue_add_kobject(dev, i);
if (error) { if (error) {
new_num = old_num; new_num = old_num;
break; break;
@ -1199,7 +1199,7 @@ netdev_queue_update_kobjects(struct net_device *net, int old_num, int new_num)
} }
while (--i >= new_num) { while (--i >= new_num) {
struct netdev_queue *queue = net->_tx + i; struct netdev_queue *queue = dev->_tx + i;
#ifdef CONFIG_BQL #ifdef CONFIG_BQL
sysfs_remove_group(&queue->kobj, &dql_group); sysfs_remove_group(&queue->kobj, &dql_group);
@ -1213,25 +1213,25 @@ netdev_queue_update_kobjects(struct net_device *net, int old_num, int new_num)
#endif /* CONFIG_SYSFS */ #endif /* CONFIG_SYSFS */
} }
static int register_queue_kobjects(struct net_device *net) static int register_queue_kobjects(struct net_device *dev)
{ {
int error = 0, txq = 0, rxq = 0, real_rx = 0, real_tx = 0; int error = 0, txq = 0, rxq = 0, real_rx = 0, real_tx = 0;
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
net->queues_kset = kset_create_and_add("queues", dev->queues_kset = kset_create_and_add("queues",
NULL, &net->dev.kobj); NULL, &dev->dev.kobj);
if (!net->queues_kset) if (!dev->queues_kset)
return -ENOMEM; return -ENOMEM;
real_rx = net->real_num_rx_queues; real_rx = dev->real_num_rx_queues;
#endif #endif
real_tx = net->real_num_tx_queues; real_tx = dev->real_num_tx_queues;
error = net_rx_queue_update_kobjects(net, 0, real_rx); error = net_rx_queue_update_kobjects(dev, 0, real_rx);
if (error) if (error)
goto error; goto error;
rxq = real_rx; rxq = real_rx;
error = netdev_queue_update_kobjects(net, 0, real_tx); error = netdev_queue_update_kobjects(dev, 0, real_tx);
if (error) if (error)
goto error; goto error;
txq = real_tx; txq = real_tx;
@ -1239,24 +1239,24 @@ static int register_queue_kobjects(struct net_device *net)
return 0; return 0;
error: error:
netdev_queue_update_kobjects(net, txq, 0); netdev_queue_update_kobjects(dev, txq, 0);
net_rx_queue_update_kobjects(net, rxq, 0); net_rx_queue_update_kobjects(dev, rxq, 0);
return error; return error;
} }
static void remove_queue_kobjects(struct net_device *net) static void remove_queue_kobjects(struct net_device *dev)
{ {
int real_rx = 0, real_tx = 0; int real_rx = 0, real_tx = 0;
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
real_rx = net->real_num_rx_queues; real_rx = dev->real_num_rx_queues;
#endif #endif
real_tx = net->real_num_tx_queues; real_tx = dev->real_num_tx_queues;
net_rx_queue_update_kobjects(net, real_rx, 0); net_rx_queue_update_kobjects(dev, real_rx, 0);
netdev_queue_update_kobjects(net, real_tx, 0); netdev_queue_update_kobjects(dev, real_tx, 0);
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
kset_unregister(net->queues_kset); kset_unregister(dev->queues_kset);
#endif #endif
} }
@ -1349,13 +1349,13 @@ static struct class net_class = {
/* Delete sysfs entries but hold kobject reference until after all /* Delete sysfs entries but hold kobject reference until after all
* netdev references are gone. * netdev references are gone.
*/ */
void netdev_unregister_kobject(struct net_device * net) void netdev_unregister_kobject(struct net_device *ndev)
{ {
struct device *dev = &(net->dev); struct device *dev = &(ndev->dev);
kobject_get(&dev->kobj); kobject_get(&dev->kobj);
remove_queue_kobjects(net); remove_queue_kobjects(ndev);
pm_runtime_set_memalloc_noio(dev, false); pm_runtime_set_memalloc_noio(dev, false);
@ -1363,18 +1363,18 @@ void netdev_unregister_kobject(struct net_device * net)
} }
/* Create sysfs entries for network device. */ /* Create sysfs entries for network device. */
int netdev_register_kobject(struct net_device *net) int netdev_register_kobject(struct net_device *ndev)
{ {
struct device *dev = &(net->dev); struct device *dev = &(ndev->dev);
const struct attribute_group **groups = net->sysfs_groups; const struct attribute_group **groups = ndev->sysfs_groups;
int error = 0; int error = 0;
device_initialize(dev); device_initialize(dev);
dev->class = &net_class; dev->class = &net_class;
dev->platform_data = net; dev->platform_data = ndev;
dev->groups = groups; dev->groups = groups;
dev_set_name(dev, "%s", net->name); dev_set_name(dev, "%s", ndev->name);
#ifdef CONFIG_SYSFS #ifdef CONFIG_SYSFS
/* Allow for a device specific group */ /* Allow for a device specific group */
@ -1384,10 +1384,10 @@ int netdev_register_kobject(struct net_device *net)
*groups++ = &netstat_group; *groups++ = &netstat_group;
#if IS_ENABLED(CONFIG_WIRELESS_EXT) || IS_ENABLED(CONFIG_CFG80211) #if IS_ENABLED(CONFIG_WIRELESS_EXT) || IS_ENABLED(CONFIG_CFG80211)
if (net->ieee80211_ptr) if (ndev->ieee80211_ptr)
*groups++ = &wireless_group; *groups++ = &wireless_group;
#if IS_ENABLED(CONFIG_WIRELESS_EXT) #if IS_ENABLED(CONFIG_WIRELESS_EXT)
else if (net->wireless_handlers) else if (ndev->wireless_handlers)
*groups++ = &wireless_group; *groups++ = &wireless_group;
#endif #endif
#endif #endif
@ -1397,7 +1397,7 @@ int netdev_register_kobject(struct net_device *net)
if (error) if (error)
return error; return error;
error = register_queue_kobjects(net); error = register_queue_kobjects(ndev);
if (error) { if (error) {
device_del(dev); device_del(dev);
return error; return error;