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-rw-r--r--net/bluetooth/hci_sysfs.c2
-rw-r--r--net/bridge/netfilter/ebtable_broute.c2
-rw-r--r--net/bridge/netfilter/ebtable_filter.c2
-rw-r--r--net/bridge/netfilter/ebtable_nat.c2
-rw-r--r--net/core/net-sysfs.c141
-rw-r--r--net/core/netprio_cgroup.c72
-rw-r--r--net/ieee802154/wpan-class.c23
-rw-r--r--net/ipv4/netfilter/arptable_filter.c2
-rw-r--r--net/ipv4/netfilter/iptable_filter.c2
-rw-r--r--net/ipv4/netfilter/iptable_mangle.c2
-rw-r--r--net/ipv4/netfilter/iptable_nat.c2
-rw-r--r--net/ipv4/netfilter/iptable_raw.c2
-rw-r--r--net/ipv4/netfilter/iptable_security.c2
-rw-r--r--net/ipv4/tcp_memcontrol.c12
-rw-r--r--net/ipv6/netfilter/ip6table_filter.c2
-rw-r--r--net/ipv6/netfilter/ip6table_mangle.c2
-rw-r--r--net/ipv6/netfilter/ip6table_nat.c2
-rw-r--r--net/ipv6/netfilter/ip6table_raw.c2
-rw-r--r--net/ipv6/netfilter/ip6table_security.c2
-rw-r--r--net/rfkill/core.c90
-rw-r--r--net/sched/cls_cgroup.c39
-rw-r--r--net/wireless/sysfs.c25
22 files changed, 223 insertions, 209 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 7ad6ecf36f20..edf623a29043 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -590,7 +590,7 @@ int __init bt_sysfs_init(void)
bt_class = class_create(THIS_MODULE, "bluetooth");
- return PTR_RET(bt_class);
+ return PTR_ERR_OR_ZERO(bt_class);
}
void bt_sysfs_cleanup(void)
diff --git a/net/bridge/netfilter/ebtable_broute.c b/net/bridge/netfilter/ebtable_broute.c
index 70f656ce0f4a..dbd1c783431b 100644
--- a/net/bridge/netfilter/ebtable_broute.c
+++ b/net/bridge/netfilter/ebtable_broute.c
@@ -64,7 +64,7 @@ static int ebt_broute(struct sk_buff *skb)
static int __net_init broute_net_init(struct net *net)
{
net->xt.broute_table = ebt_register_table(net, &broute_table);
- return PTR_RET(net->xt.broute_table);
+ return PTR_ERR_OR_ZERO(net->xt.broute_table);
}
static void __net_exit broute_net_exit(struct net *net)
diff --git a/net/bridge/netfilter/ebtable_filter.c b/net/bridge/netfilter/ebtable_filter.c
index 3c2e9dced9e0..94b2b700cff8 100644
--- a/net/bridge/netfilter/ebtable_filter.c
+++ b/net/bridge/netfilter/ebtable_filter.c
@@ -100,7 +100,7 @@ static struct nf_hook_ops ebt_ops_filter[] __read_mostly = {
static int __net_init frame_filter_net_init(struct net *net)
{
net->xt.frame_filter = ebt_register_table(net, &frame_filter);
- return PTR_RET(net->xt.frame_filter);
+ return PTR_ERR_OR_ZERO(net->xt.frame_filter);
}
static void __net_exit frame_filter_net_exit(struct net *net)
diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c
index 10871bc77908..322555acdd40 100644
--- a/net/bridge/netfilter/ebtable_nat.c
+++ b/net/bridge/netfilter/ebtable_nat.c
@@ -100,7 +100,7 @@ static struct nf_hook_ops ebt_ops_nat[] __read_mostly = {
static int __net_init frame_nat_net_init(struct net *net)
{
net->xt.frame_nat = ebt_register_table(net, &frame_nat);
- return PTR_RET(net->xt.frame_nat);
+ return PTR_ERR_OR_ZERO(net->xt.frame_nat);
}
static void __net_exit frame_nat_net_exit(struct net *net)
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 8826b0d1e0cc..3f40ea9de814 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -60,12 +60,19 @@ static ssize_t format_##field(const struct net_device *net, char *buf) \
{ \
return sprintf(buf, format_string, net->field); \
} \
-static ssize_t show_##field(struct device *dev, \
+static ssize_t field##_show(struct device *dev, \
struct device_attribute *attr, char *buf) \
{ \
return netdev_show(dev, attr, buf, format_##field); \
-}
+} \
+
+#define NETDEVICE_SHOW_RO(field, format_string) \
+NETDEVICE_SHOW(field, format_string); \
+static DEVICE_ATTR_RO(field)
+#define NETDEVICE_SHOW_RW(field, format_string) \
+NETDEVICE_SHOW(field, format_string); \
+static DEVICE_ATTR_RW(field)
/* use same locking and permission rules as SIF* ioctl's */
static ssize_t netdev_store(struct device *dev, struct device_attribute *attr,
@@ -96,16 +103,16 @@ static ssize_t netdev_store(struct device *dev, struct device_attribute *attr,
return ret;
}
-NETDEVICE_SHOW(dev_id, fmt_hex);
-NETDEVICE_SHOW(addr_assign_type, fmt_dec);
-NETDEVICE_SHOW(addr_len, fmt_dec);
-NETDEVICE_SHOW(iflink, fmt_dec);
-NETDEVICE_SHOW(ifindex, fmt_dec);
-NETDEVICE_SHOW(type, fmt_dec);
-NETDEVICE_SHOW(link_mode, fmt_dec);
+NETDEVICE_SHOW_RO(dev_id, fmt_hex);
+NETDEVICE_SHOW_RO(addr_assign_type, fmt_dec);
+NETDEVICE_SHOW_RO(addr_len, fmt_dec);
+NETDEVICE_SHOW_RO(iflink, fmt_dec);
+NETDEVICE_SHOW_RO(ifindex, fmt_dec);
+NETDEVICE_SHOW_RO(type, fmt_dec);
+NETDEVICE_SHOW_RO(link_mode, fmt_dec);
/* use same locking rules as GIFHWADDR ioctl's */
-static ssize_t show_address(struct device *dev, struct device_attribute *attr,
+static ssize_t address_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct net_device *net = to_net_dev(dev);
@@ -117,15 +124,17 @@ static ssize_t show_address(struct device *dev, struct device_attribute *attr,
read_unlock(&dev_base_lock);
return ret;
}
+static DEVICE_ATTR_RO(address);
-static ssize_t show_broadcast(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t broadcast_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct net_device *net = to_net_dev(dev);
if (dev_isalive(net))
return sysfs_format_mac(buf, net->broadcast, net->addr_len);
return -EINVAL;
}
+static DEVICE_ATTR_RO(broadcast);
static int change_carrier(struct net_device *net, unsigned long new_carrier)
{
@@ -134,13 +143,13 @@ static int change_carrier(struct net_device *net, unsigned long new_carrier)
return dev_change_carrier(net, (bool) new_carrier);
}
-static ssize_t store_carrier(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t len)
+static ssize_t carrier_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t len)
{
return netdev_store(dev, attr, buf, len, change_carrier);
}
-static ssize_t show_carrier(struct device *dev,
+static ssize_t carrier_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct net_device *netdev = to_net_dev(dev);
@@ -149,8 +158,9 @@ static ssize_t show_carrier(struct device *dev,
}
return -EINVAL;
}
+static DEVICE_ATTR_RW(carrier);
-static ssize_t show_speed(struct device *dev,
+static ssize_t speed_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct net_device *netdev = to_net_dev(dev);
@@ -167,8 +177,9 @@ static ssize_t show_speed(struct device *dev,
rtnl_unlock();
return ret;
}
+static DEVICE_ATTR_RO(speed);
-static ssize_t show_duplex(struct device *dev,
+static ssize_t duplex_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct net_device *netdev = to_net_dev(dev);
@@ -198,8 +209,9 @@ static ssize_t show_duplex(struct device *dev,
rtnl_unlock();
return ret;
}
+static DEVICE_ATTR_RO(duplex);
-static ssize_t show_dormant(struct device *dev,
+static ssize_t dormant_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct net_device *netdev = to_net_dev(dev);
@@ -209,6 +221,7 @@ static ssize_t show_dormant(struct device *dev,
return -EINVAL;
}
+static DEVICE_ATTR_RO(dormant);
static const char *const operstates[] = {
"unknown",
@@ -220,7 +233,7 @@ static const char *const operstates[] = {
"up"
};
-static ssize_t show_operstate(struct device *dev,
+static ssize_t operstate_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
const struct net_device *netdev = to_net_dev(dev);
@@ -237,35 +250,33 @@ static ssize_t show_operstate(struct device *dev,
return sprintf(buf, "%s\n", operstates[operstate]);
}
+static DEVICE_ATTR_RO(operstate);
/* read-write attributes */
-NETDEVICE_SHOW(mtu, fmt_dec);
static int change_mtu(struct net_device *net, unsigned long new_mtu)
{
return dev_set_mtu(net, (int) new_mtu);
}
-static ssize_t store_mtu(struct device *dev, struct device_attribute *attr,
+static ssize_t mtu_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t len)
{
return netdev_store(dev, attr, buf, len, change_mtu);
}
-
-NETDEVICE_SHOW(flags, fmt_hex);
+NETDEVICE_SHOW_RW(mtu, fmt_dec);
static int change_flags(struct net_device *net, unsigned long new_flags)
{
return dev_change_flags(net, (unsigned int) new_flags);
}
-static ssize_t store_flags(struct device *dev, struct device_attribute *attr,
+static ssize_t flags_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t len)
{
return netdev_store(dev, attr, buf, len, change_flags);
}
-
-NETDEVICE_SHOW(tx_queue_len, fmt_ulong);
+NETDEVICE_SHOW_RW(flags, fmt_hex);
static int change_tx_queue_len(struct net_device *net, unsigned long new_len)
{
@@ -273,7 +284,7 @@ static int change_tx_queue_len(struct net_device *net, unsigned long new_len)
return 0;
}
-static ssize_t store_tx_queue_len(struct device *dev,
+static ssize_t tx_queue_len_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t len)
{
@@ -282,8 +293,9 @@ static ssize_t store_tx_queue_len(struct device *dev,
return netdev_store(dev, attr, buf, len, change_tx_queue_len);
}
+NETDEVICE_SHOW_RW(tx_queue_len, fmt_ulong);
-static ssize_t store_ifalias(struct device *dev, struct device_attribute *attr,
+static ssize_t ifalias_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t len)
{
struct net_device *netdev = to_net_dev(dev);
@@ -306,7 +318,7 @@ static ssize_t store_ifalias(struct device *dev, struct device_attribute *attr,
return ret < 0 ? ret : len;
}
-static ssize_t show_ifalias(struct device *dev,
+static ssize_t ifalias_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
const struct net_device *netdev = to_net_dev(dev);
@@ -319,8 +331,7 @@ static ssize_t show_ifalias(struct device *dev,
rtnl_unlock();
return ret;
}
-
-NETDEVICE_SHOW(group, fmt_dec);
+static DEVICE_ATTR_RW(ifalias);
static int change_group(struct net_device *net, unsigned long new_group)
{
@@ -328,13 +339,15 @@ static int change_group(struct net_device *net, unsigned long new_group)
return 0;
}
-static ssize_t store_group(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t len)
+static ssize_t group_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t len)
{
return netdev_store(dev, attr, buf, len, change_group);
}
+NETDEVICE_SHOW(group, fmt_dec);
+static DEVICE_ATTR(netdev_group, S_IRUGO | S_IWUSR, group_show, group_store);
-static ssize_t show_phys_port_id(struct device *dev,
+static ssize_t phys_port_id_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct net_device *netdev = to_net_dev(dev);
@@ -354,31 +367,32 @@ static ssize_t show_phys_port_id(struct device *dev,
return ret;
}
-
-static struct device_attribute net_class_attributes[] = {
- __ATTR(addr_assign_type, S_IRUGO, show_addr_assign_type, NULL),
- __ATTR(addr_len, S_IRUGO, show_addr_len, NULL),
- __ATTR(dev_id, S_IRUGO, show_dev_id, NULL),
- __ATTR(ifalias, S_IRUGO | S_IWUSR, show_ifalias, store_ifalias),
- __ATTR(iflink, S_IRUGO, show_iflink, NULL),
- __ATTR(ifindex, S_IRUGO, show_ifindex, NULL),
- __ATTR(type, S_IRUGO, show_type, NULL),
- __ATTR(link_mode, S_IRUGO, show_link_mode, NULL),
- __ATTR(address, S_IRUGO, show_address, NULL),
- __ATTR(broadcast, S_IRUGO, show_broadcast, NULL),
- __ATTR(carrier, S_IRUGO | S_IWUSR, show_carrier, store_carrier),
- __ATTR(speed, S_IRUGO, show_speed, NULL),
- __ATTR(duplex, S_IRUGO, show_duplex, NULL),
- __ATTR(dormant, S_IRUGO, show_dormant, NULL),
- __ATTR(operstate, S_IRUGO, show_operstate, NULL),
- __ATTR(mtu, S_IRUGO | S_IWUSR, show_mtu, store_mtu),
- __ATTR(flags, S_IRUGO | S_IWUSR, show_flags, store_flags),
- __ATTR(tx_queue_len, S_IRUGO | S_IWUSR, show_tx_queue_len,
- store_tx_queue_len),
- __ATTR(netdev_group, S_IRUGO | S_IWUSR, show_group, store_group),
- __ATTR(phys_port_id, S_IRUGO, show_phys_port_id, NULL),
- {}
+static DEVICE_ATTR_RO(phys_port_id);
+
+static struct attribute *net_class_attrs[] = {
+ &dev_attr_netdev_group.attr,
+ &dev_attr_type.attr,
+ &dev_attr_dev_id.attr,
+ &dev_attr_iflink.attr,
+ &dev_attr_ifindex.attr,
+ &dev_attr_addr_assign_type.attr,
+ &dev_attr_addr_len.attr,
+ &dev_attr_link_mode.attr,
+ &dev_attr_address.attr,
+ &dev_attr_broadcast.attr,
+ &dev_attr_speed.attr,
+ &dev_attr_duplex.attr,
+ &dev_attr_dormant.attr,
+ &dev_attr_operstate.attr,
+ &dev_attr_ifalias.attr,
+ &dev_attr_carrier.attr,
+ &dev_attr_mtu.attr,
+ &dev_attr_flags.attr,
+ &dev_attr_tx_queue_len.attr,
+ &dev_attr_phys_port_id.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(net_class);
/* Show a given an attribute in the statistics group */
static ssize_t netstat_show(const struct device *d,
@@ -404,13 +418,13 @@ static ssize_t netstat_show(const struct device *d,
/* generate a read-only statistics attribute */
#define NETSTAT_ENTRY(name) \
-static ssize_t show_##name(struct device *d, \
+static ssize_t name##_show(struct device *d, \
struct device_attribute *attr, char *buf) \
{ \
return netstat_show(d, attr, buf, \
offsetof(struct rtnl_link_stats64, name)); \
} \
-static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL)
+static DEVICE_ATTR_RO(name)
NETSTAT_ENTRY(rx_packets);
NETSTAT_ENTRY(tx_packets);
@@ -479,6 +493,9 @@ static struct attribute_group wireless_group = {
.attrs = wireless_attrs,
};
#endif
+
+#else /* CONFIG_SYSFS */
+#define net_class_groups NULL
#endif /* CONFIG_SYSFS */
#ifdef CONFIG_RPS
@@ -1251,9 +1268,7 @@ static const void *net_namespace(struct device *d)
static struct class net_class = {
.name = "net",
.dev_release = netdev_release,
-#ifdef CONFIG_SYSFS
- .dev_attrs = net_class_attributes,
-#endif /* CONFIG_SYSFS */
+ .dev_groups = net_class_groups,
.dev_uevent = netdev_uevent,
.ns_type = &net_ns_type_operations,
.namespace = net_namespace,
diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c
index e533259dce3c..d9cd627e6a16 100644
--- a/net/core/netprio_cgroup.c
+++ b/net/core/netprio_cgroup.c
@@ -29,12 +29,6 @@
#define PRIOMAP_MIN_SZ 128
-static inline struct cgroup_netprio_state *cgrp_netprio_state(struct cgroup *cgrp)
-{
- return container_of(cgroup_subsys_state(cgrp, net_prio_subsys_id),
- struct cgroup_netprio_state, css);
-}
-
/*
* Extend @dev->priomap so that it's large enough to accomodate
* @target_idx. @dev->priomap.priomap_len > @target_idx after successful
@@ -87,67 +81,70 @@ static int extend_netdev_table(struct net_device *dev, u32 target_idx)
/**
* netprio_prio - return the effective netprio of a cgroup-net_device pair
- * @cgrp: cgroup part of the target pair
+ * @css: css part of the target pair
* @dev: net_device part of the target pair
*
* Should be called under RCU read or rtnl lock.
*/
-static u32 netprio_prio(struct cgroup *cgrp, struct net_device *dev)
+static u32 netprio_prio(struct cgroup_subsys_state *css, struct net_device *dev)
{
struct netprio_map *map = rcu_dereference_rtnl(dev->priomap);
+ int id = css->cgroup->id;
- if (map && cgrp->id < map->priomap_len)
- return map->priomap[cgrp->id];
+ if (map && id < map->priomap_len)
+ return map->priomap[id];
return 0;
}
/**
* netprio_set_prio - set netprio on a cgroup-net_device pair
- * @cgrp: cgroup part of the target pair
+ * @css: css part of the target pair
* @dev: net_device part of the target pair
* @prio: prio to set
*
- * Set netprio to @prio on @cgrp-@dev pair. Should be called under rtnl
+ * Set netprio to @prio on @css-@dev pair. Should be called under rtnl
* lock and may fail under memory pressure for non-zero @prio.
*/
-static int netprio_set_prio(struct cgroup *cgrp, struct net_device *dev,
- u32 prio)
+static int netprio_set_prio(struct cgroup_subsys_state *css,
+ struct net_device *dev, u32 prio)
{
struct netprio_map *map;
+ int id = css->cgroup->id;
int ret;
/* avoid extending priomap for zero writes */
map = rtnl_dereference(dev->priomap);
- if (!prio && (!map || map->priomap_len <= cgrp->id))
+ if (!prio && (!map || map->priomap_len <= id))
return 0;
- ret = extend_netdev_table(dev, cgrp->id);
+ ret = extend_netdev_table(dev, id);
if (ret)
return ret;
map = rtnl_dereference(dev->priomap);
- map->priomap[cgrp->id] = prio;
+ map->priomap[id] = prio;
return 0;
}
-static struct cgroup_subsys_state *cgrp_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+cgrp_css_alloc(struct cgroup_subsys_state *parent_css)
{
- struct cgroup_netprio_state *cs;
+ struct cgroup_subsys_state *css;
- cs = kzalloc(sizeof(*cs), GFP_KERNEL);
- if (!cs)
+ css = kzalloc(sizeof(*css), GFP_KERNEL);
+ if (!css)
return ERR_PTR(-ENOMEM);
- return &cs->css;
+ return css;
}
-static int cgrp_css_online(struct cgroup *cgrp)
+static int cgrp_css_online(struct cgroup_subsys_state *css)
{
- struct cgroup *parent = cgrp->parent;
+ struct cgroup_subsys_state *parent_css = css_parent(css);
struct net_device *dev;
int ret = 0;
- if (!parent)
+ if (!parent_css)
return 0;
rtnl_lock();
@@ -156,9 +153,9 @@ static int cgrp_css_online(struct cgroup *cgrp)
* onlining, there is no need to clear them on offline.
*/
for_each_netdev(&init_net, dev) {
- u32 prio = netprio_prio(parent, dev);
+ u32 prio = netprio_prio(parent_css, dev);
- ret = netprio_set_prio(cgrp, dev, prio);
+ ret = netprio_set_prio(css, dev, prio);
if (ret)
break;
}
@@ -166,29 +163,29 @@ static int cgrp_css_online(struct cgroup *cgrp)
return ret;
}
-static void cgrp_css_free(struct cgroup *cgrp)
+static void cgrp_css_free(struct cgroup_subsys_state *css)
{
- kfree(cgrp_netprio_state(cgrp));
+ kfree(css);
}
-static u64 read_prioidx(struct cgroup *cgrp, struct cftype *cft)
+static u64 read_prioidx(struct cgroup_subsys_state *css, struct cftype *cft)
{
- return cgrp->id;
+ return css->cgroup->id;
}
-static int read_priomap(struct cgroup *cont, struct cftype *cft,
+static int read_priomap(struct cgroup_subsys_state *css, struct cftype *cft,
struct cgroup_map_cb *cb)
{
struct net_device *dev;
rcu_read_lock();
for_each_netdev_rcu(&init_net, dev)
- cb->fill(cb, dev->name, netprio_prio(cont, dev));
+ cb->fill(cb, dev->name, netprio_prio(css, dev));
rcu_read_unlock();
return 0;
}
-static int write_priomap(struct cgroup *cgrp, struct cftype *cft,
+static int write_priomap(struct cgroup_subsys_state *css, struct cftype *cft,
const char *buffer)
{
char devname[IFNAMSIZ + 1];
@@ -205,7 +202,7 @@ static int write_priomap(struct cgroup *cgrp, struct cftype *cft,
rtnl_lock();
- ret = netprio_set_prio(cgrp, dev, prio);
+ ret = netprio_set_prio(css, dev, prio);
rtnl_unlock();
dev_put(dev);
@@ -221,12 +218,13 @@ static int update_netprio(const void *v, struct file *file, unsigned n)
return 0;
}
-static void net_prio_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
+static void net_prio_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
{
struct task_struct *p;
void *v;
- cgroup_taskset_for_each(p, cgrp, tset) {
+ cgroup_taskset_for_each(p, css, tset) {
task_lock(p);
v = (void *)(unsigned long)task_netprioidx(p);
iterate_fd(p->files, 0, update_netprio, v);
diff --git a/net/ieee802154/wpan-class.c b/net/ieee802154/wpan-class.c
index 13571eae6bae..ef56ab5b35fe 100644
--- a/net/ieee802154/wpan-class.c
+++ b/net/ieee802154/wpan-class.c
@@ -36,7 +36,8 @@ static ssize_t name ## _show(struct device *dev, \
ret = snprintf(buf, PAGE_SIZE, format_string "\n", args); \
mutex_unlock(&phy->pib_lock); \
return ret; \
-}
+} \
+static DEVICE_ATTR_RO(name);
#define MASTER_SHOW(field, format_string) \
MASTER_SHOW_COMPLEX(field, format_string, phy->field)
@@ -66,15 +67,17 @@ static ssize_t channels_supported_show(struct device *dev,
mutex_unlock(&phy->pib_lock);
return len;
}
-
-static struct device_attribute pmib_attrs[] = {
- __ATTR_RO(current_channel),
- __ATTR_RO(current_page),
- __ATTR_RO(channels_supported),
- __ATTR_RO(transmit_power),
- __ATTR_RO(cca_mode),
- {},
+static DEVICE_ATTR_RO(channels_supported);
+
+static struct attribute *pmib_attrs[] = {
+ &dev_attr_current_channel.attr,
+ &dev_attr_current_page.attr,
+ &dev_attr_channels_supported.attr,
+ &dev_attr_transmit_power.attr,
+ &dev_attr_cca_mode.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(pmib);
static void wpan_phy_release(struct device *d)
{
@@ -85,7 +88,7 @@ static void wpan_phy_release(struct device *d)
static struct class wpan_phy_class = {
.name = "ieee802154",
.dev_release = wpan_phy_release,
- .dev_attrs = pmib_attrs,
+ .dev_groups = pmib_groups,
};
static DEFINE_MUTEX(wpan_phy_mutex);
diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index eadab1ed6500..a865f6f94013 100644
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -48,7 +48,7 @@ static int __net_init arptable_filter_net_init(struct net *net)
net->ipv4.arptable_filter =
arpt_register_table(net, &packet_filter, repl);
kfree(repl);
- return PTR_RET(net->ipv4.arptable_filter);
+ return PTR_ERR_OR_ZERO(net->ipv4.arptable_filter);
}
static void __net_exit arptable_filter_net_exit(struct net *net)
diff --git a/net/ipv4/netfilter/iptable_filter.c b/net/ipv4/netfilter/iptable_filter.c
index 6b3da5cf54e9..50af5b45c050 100644
--- a/net/ipv4/netfilter/iptable_filter.c
+++ b/net/ipv4/netfilter/iptable_filter.c
@@ -69,7 +69,7 @@ static int __net_init iptable_filter_net_init(struct net *net)
net->ipv4.iptable_filter =
ipt_register_table(net, &packet_filter, repl);
kfree(repl);
- return PTR_RET(net->ipv4.iptable_filter);
+ return PTR_ERR_OR_ZERO(net->ipv4.iptable_filter);
}
static void __net_exit iptable_filter_net_exit(struct net *net)
diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c
index cba5658ec82c..0d8cd82e0fad 100644
--- a/net/ipv4/netfilter/iptable_mangle.c
+++ b/net/ipv4/netfilter/iptable_mangle.c
@@ -107,7 +107,7 @@ static int __net_init iptable_mangle_net_init(struct net *net)
net->ipv4.iptable_mangle =
ipt_register_table(net, &packet_mangler, repl);
kfree(repl);
- return PTR_RET(net->ipv4.iptable_mangle);
+ return PTR_ERR_OR_ZERO(net->ipv4.iptable_mangle);
}
static void __net_exit iptable_mangle_net_exit(struct net *net)
diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c
index 6383273d54e1..683bfaffed65 100644
--- a/net/ipv4/netfilter/iptable_nat.c
+++ b/net/ipv4/netfilter/iptable_nat.c
@@ -292,7 +292,7 @@ static int __net_init iptable_nat_net_init(struct net *net)
return -ENOMEM;
net->ipv4.nat_table = ipt_register_table(net, &nf_nat_ipv4_table, repl);
kfree(repl);
- return PTR_RET(net->ipv4.nat_table);
+ return PTR_ERR_OR_ZERO(net->ipv4.nat_table);
}
static void __net_exit iptable_nat_net_exit(struct net *net)
diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c
index 03d9696d3c6e..1f82aea11df6 100644
--- a/net/ipv4/netfilter/iptable_raw.c
+++ b/net/ipv4/netfilter/iptable_raw.c
@@ -48,7 +48,7 @@ static int __net_init iptable_raw_net_init(struct net *net)
net->ipv4.iptable_raw =
ipt_register_table(net, &packet_raw, repl);
kfree(repl);
- return PTR_RET(net->ipv4.iptable_raw);
+ return PTR_ERR_OR_ZERO(net->ipv4.iptable_raw);
}
static void __net_exit iptable_raw_net_exit(struct net *net)
diff --git a/net/ipv4/netfilter/iptable_security.c b/net/ipv4/netfilter/iptable_security.c
index b283d8e2601a..f867a8d38bf7 100644
--- a/net/ipv4/netfilter/iptable_security.c
+++ b/net/ipv4/netfilter/iptable_security.c
@@ -66,7 +66,7 @@ static int __net_init iptable_security_net_init(struct net *net)
net->ipv4.iptable_security =
ipt_register_table(net, &security_table, repl);
kfree(repl);
- return PTR_RET(net->ipv4.iptable_security);
+ return PTR_ERR_OR_ZERO(net->ipv4.iptable_security);
}
static void __net_exit iptable_security_net_exit(struct net *net)
diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c
index da14436c1735..8a57d79b0b16 100644
--- a/net/ipv4/tcp_memcontrol.c
+++ b/net/ipv4/tcp_memcontrol.c
@@ -132,10 +132,10 @@ static int tcp_update_limit(struct mem_cgroup *memcg, u64 val)
return 0;
}
-static int tcp_cgroup_write(struct cgroup *cont, struct cftype *cft,
+static int tcp_cgroup_write(struct cgroup_subsys_state *css, struct cftype *cft,
const char *buffer)
{
- struct mem_cgroup *memcg = mem_cgroup_from_cont(cont);
+ struct mem_cgroup *memcg = mem_cgroup_from_css(css);
unsigned long long val;
int ret = 0;
@@ -180,9 +180,9 @@ static u64 tcp_read_usage(struct mem_cgroup *memcg)
return res_counter_read_u64(&tcp->tcp_memory_allocated, RES_USAGE);
}
-static u64 tcp_cgroup_read(struct cgroup *cont, struct cftype *cft)
+static u64 tcp_cgroup_read(struct cgroup_subsys_state *css, struct cftype *cft)
{
- struct mem_cgroup *memcg = mem_cgroup_from_cont(cont);
+ struct mem_cgroup *memcg = mem_cgroup_from_css(css);
u64 val;
switch (cft->private) {
@@ -202,13 +202,13 @@ static u64 tcp_cgroup_read(struct cgroup *cont, struct cftype *cft)
return val;
}
-static int tcp_cgroup_reset(struct cgroup *cont, unsigned int event)
+static int tcp_cgroup_reset(struct cgroup_subsys_state *css, unsigned int event)
{
struct mem_cgroup *memcg;
struct tcp_memcontrol *tcp;
struct cg_proto *cg_proto;
- memcg = mem_cgroup_from_cont(cont);
+ memcg = mem_cgroup_from_css(css);
cg_proto = tcp_prot.proto_cgroup(memcg);
if (!cg_proto)
return 0;
diff --git a/net/ipv6/netfilter/ip6table_filter.c b/net/ipv6/netfilter/ip6table_filter.c
index beb5777d2043..29b44b14c5ea 100644
--- a/net/ipv6/netfilter/ip6table_filter.c
+++ b/net/ipv6/netfilter/ip6table_filter.c
@@ -61,7 +61,7 @@ static int __net_init ip6table_filter_net_init(struct net *net)
net->ipv6.ip6table_filter =
ip6t_register_table(net, &packet_filter, repl);
kfree(repl);
- return PTR_RET(net->ipv6.ip6table_filter);
+ return PTR_ERR_OR_ZERO(net->ipv6.ip6table_filter);
}
static void __net_exit ip6table_filter_net_exit(struct net *net)
diff --git a/net/ipv6/netfilter/ip6table_mangle.c b/net/ipv6/netfilter/ip6table_mangle.c
index e075399d8b72..c705907ae6ab 100644
--- a/net/ipv6/netfilter/ip6table_mangle.c
+++ b/net/ipv6/netfilter/ip6table_mangle.c
@@ -101,7 +101,7 @@ static int __net_init ip6table_mangle_net_init(struct net *net)
net->ipv6.ip6table_mangle =
ip6t_register_table(net, &packet_mangler, repl);
kfree(repl);
- return PTR_RET(net->ipv6.ip6table_mangle);
+ return PTR_ERR_OR_ZERO(net->ipv6.ip6table_mangle);
}
static void __net_exit ip6table_mangle_net_exit(struct net *net)
diff --git a/net/ipv6/netfilter/ip6table_nat.c b/net/ipv6/netfilter/ip6table_nat.c
index 6383f90efda8..9b076d2d3a7b 100644
--- a/net/ipv6/netfilter/ip6table_nat.c
+++ b/net/ipv6/netfilter/ip6table_nat.c
@@ -293,7 +293,7 @@ static int __net_init ip6table_nat_net_init(struct net *net)
return -ENOMEM;
net->ipv6.ip6table_nat = ip6t_register_table(net, &nf_nat_ipv6_table, repl);
kfree(repl);
- return PTR_RET(net->ipv6.ip6table_nat);
+ return PTR_ERR_OR_ZERO(net->ipv6.ip6table_nat);
}
static void __net_exit ip6table_nat_net_exit(struct net *net)
diff --git a/net/ipv6/netfilter/ip6table_raw.c b/net/ipv6/netfilter/ip6table_raw.c
index 60d1bddff7a0..9a626d86720f 100644
--- a/net/ipv6/netfilter/ip6table_raw.c
+++ b/net/ipv6/netfilter/ip6table_raw.c
@@ -40,7 +40,7 @@ static int __net_init ip6table_raw_net_init(struct net *net)
net->ipv6.ip6table_raw =
ip6t_register_table(net, &packet_raw, repl);
kfree(repl);
- return PTR_RET(net->ipv6.ip6table_raw);
+ return PTR_ERR_OR_ZERO(net->ipv6.ip6table_raw);
}
static void __net_exit ip6table_raw_net_exit(struct net *net)
diff --git a/net/ipv6/netfilter/ip6table_security.c b/net/ipv6/netfilter/ip6table_security.c
index db155351339c..ce88d1d7e525 100644
--- a/net/ipv6/netfilter/ip6table_security.c
+++ b/net/ipv6/netfilter/ip6table_security.c
@@ -58,7 +58,7 @@ static int __net_init ip6table_security_net_init(struct net *net)
net->ipv6.ip6table_security =
ip6t_register_table(net, &security_table, repl);
kfree(repl);
- return PTR_RET(net->ipv6.ip6table_security);
+ return PTR_ERR_OR_ZERO(net->ipv6.ip6table_security);
}
static void __net_exit ip6table_security_net_exit(struct net *net)
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 1cec5e4f3a5e..1bacc1079942 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -576,14 +576,14 @@ void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw)
}
EXPORT_SYMBOL(rfkill_set_states);
-static ssize_t rfkill_name_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t name_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%s\n", rfkill->name);
}
+static DEVICE_ATTR_RO(name);
static const char *rfkill_get_type_str(enum rfkill_type type)
{
@@ -611,54 +611,52 @@ static const char *rfkill_get_type_str(enum rfkill_type type)
}
}
-static ssize_t rfkill_type_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t type_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%s\n", rfkill_get_type_str(rfkill->type));
}
+static DEVICE_ATTR_RO(type);
-static ssize_t rfkill_idx_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t index_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%d\n", rfkill->idx);
}
+static DEVICE_ATTR_RO(index);
-static ssize_t rfkill_persistent_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t persistent_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%d\n", rfkill->persistent);
}
+static DEVICE_ATTR_RO(persistent);
-static ssize_t rfkill_hard_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t hard_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_HW) ? 1 : 0 );
}
+static DEVICE_ATTR_RO(hard);
-static ssize_t rfkill_soft_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t soft_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_SW) ? 1 : 0 );
}
-static ssize_t rfkill_soft_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t soft_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct rfkill *rfkill = to_rfkill(dev);
unsigned long state;
@@ -680,6 +678,7 @@ static ssize_t rfkill_soft_store(struct device *dev,
return count;
}
+static DEVICE_ATTR_RW(soft);
static u8 user_state_from_blocked(unsigned long state)
{
@@ -691,18 +690,16 @@ static u8 user_state_from_blocked(unsigned long state)
return RFKILL_USER_STATE_UNBLOCKED;
}
-static ssize_t rfkill_state_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t state_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
return sprintf(buf, "%d\n", user_state_from_blocked(rfkill->state));
}
-static ssize_t rfkill_state_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t state_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct rfkill *rfkill = to_rfkill(dev);
unsigned long state;
@@ -725,32 +722,27 @@ static ssize_t rfkill_state_store(struct device *dev,
return count;
}
+static DEVICE_ATTR_RW(state);
-static ssize_t rfkill_claim_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t claim_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
return sprintf(buf, "%d\n", 0);
}
-
-static ssize_t rfkill_claim_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- return -EOPNOTSUPP;
-}
-
-static struct device_attribute rfkill_dev_attrs[] = {
- __ATTR(name, S_IRUGO, rfkill_name_show, NULL),
- __ATTR(type, S_IRUGO, rfkill_type_show, NULL),
- __ATTR(index, S_IRUGO, rfkill_idx_show, NULL),
- __ATTR(persistent, S_IRUGO, rfkill_persistent_show, NULL),
- __ATTR(state, S_IRUGO|S_IWUSR, rfkill_state_show, rfkill_state_store),
- __ATTR(claim, S_IRUGO|S_IWUSR, rfkill_claim_show, rfkill_claim_store),
- __ATTR(soft, S_IRUGO|S_IWUSR, rfkill_soft_show, rfkill_soft_store),
- __ATTR(hard, S_IRUGO, rfkill_hard_show, NULL),
- __ATTR_NULL
+static DEVICE_ATTR_RO(claim);
+
+static struct attribute *rfkill_dev_attrs[] = {
+ &dev_attr_name.attr,
+ &dev_attr_type.attr,
+ &dev_attr_index.attr,
+ &dev_attr_persistent.attr,
+ &dev_attr_state.attr,
+ &dev_attr_claim.attr,
+ &dev_attr_soft.attr,
+ &dev_attr_hard.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(rfkill_dev);
static void rfkill_release(struct device *dev)
{
@@ -830,7 +822,7 @@ static int rfkill_resume(struct device *dev)
static struct class rfkill_class = {
.name = "rfkill",
.dev_release = rfkill_release,
- .dev_attrs = rfkill_dev_attrs,
+ .dev_groups = rfkill_dev_groups,
.dev_uevent = rfkill_dev_uevent,
.suspend = rfkill_suspend,
.resume = rfkill_resume,
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 3a294eb98d61..867b4a3e3980 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -23,19 +23,18 @@
#include <net/sock.h>
#include <net/cls_cgroup.h>
-static inline struct cgroup_cls_state *cgrp_cls_state(struct cgroup *cgrp)
+static inline struct cgroup_cls_state *css_cls_state(struct cgroup_subsys_state *css)
{
- return container_of(cgroup_subsys_state(cgrp, net_cls_subsys_id),
- struct cgroup_cls_state, css);
+ return css ? container_of(css, struct cgroup_cls_state, css) : NULL;
}
static inline struct cgroup_cls_state *task_cls_state(struct task_struct *p)
{
- return container_of(task_subsys_state(p, net_cls_subsys_id),
- struct cgroup_cls_state, css);
+ return css_cls_state(task_css(p, net_cls_subsys_id));
}
-static struct cgroup_subsys_state *cgrp_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+cgrp_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct cgroup_cls_state *cs;
@@ -45,17 +44,19 @@ static struct cgroup_subsys_state *cgrp_css_alloc(struct cgroup *cgrp)
return &cs->css;
}
-static int cgrp_css_online(struct cgroup *cgrp)
+static int cgrp_css_online(struct cgroup_subsys_state *css)
{
- if (cgrp->parent)
- cgrp_cls_state(cgrp)->classid =
- cgrp_cls_state(cgrp->parent)->classid;
+ struct cgroup_cls_state *cs = css_cls_state(css);
+ struct cgroup_cls_state *parent = css_cls_state(css_parent(css));
+
+ if (parent)
+ cs->classid = parent->classid;
return 0;
}
-static void cgrp_css_free(struct cgroup *cgrp)
+static void cgrp_css_free(struct cgroup_subsys_state *css)
{
- kfree(cgrp_cls_state(cgrp));
+ kfree(css_cls_state(css));
}
static int update_classid(const void *v, struct file *file, unsigned n)
@@ -67,12 +68,13 @@ static int update_classid(const void *v, struct file *file, unsigned n)
return 0;
}
-static void cgrp_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
+static void cgrp_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
{
struct task_struct *p;
void *v;
- cgroup_taskset_for_each(p, cgrp, tset) {
+ cgroup_taskset_for_each(p, css, tset) {
task_lock(p);
v = (void *)(unsigned long)task_cls_classid(p);
iterate_fd(p->files, 0, update_classid, v);
@@ -80,14 +82,15 @@ static void cgrp_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
}
}
-static u64 read_classid(struct cgroup *cgrp, struct cftype *cft)
+static u64 read_classid(struct cgroup_subsys_state *css, struct cftype *cft)
{
- return cgrp_cls_state(cgrp)->classid;
+ return css_cls_state(css)->classid;
}
-static int write_classid(struct cgroup *cgrp, struct cftype *cft, u64 value)
+static int write_classid(struct cgroup_subsys_state *css, struct cftype *cft,
+ u64 value)
{
- cgrp_cls_state(cgrp)->classid = (u32) value;
+ css_cls_state(css)->classid = (u32) value;
return 0;
}
diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index a23253e06358..9ee6bc1a7610 100644
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -30,7 +30,8 @@ static ssize_t name ## _show(struct device *dev, \
char *buf) \
{ \
return sprintf(buf, fmt "\n", dev_to_rdev(dev)->member); \
-}
+} \
+static DEVICE_ATTR_RO(name)
SHOW_FMT(index, "%d", wiphy_idx);
SHOW_FMT(macaddress, "%pM", wiphy.perm_addr);
@@ -42,7 +43,7 @@ static ssize_t name_show(struct device *dev,
struct wiphy *wiphy = &dev_to_rdev(dev)->wiphy;
return sprintf(buf, "%s\n", dev_name(&wiphy->dev));
}
-
+static DEVICE_ATTR_RO(name);
static ssize_t addresses_show(struct device *dev,
struct device_attribute *attr,
@@ -60,15 +61,17 @@ static ssize_t addresses_show(struct device *dev,
return buf - start;
}
-
-static struct device_attribute ieee80211_dev_attrs[] = {
- __ATTR_RO(index),
- __ATTR_RO(macaddress),
- __ATTR_RO(address_mask),
- __ATTR_RO(addresses),
- __ATTR_RO(name),
- {}
+static DEVICE_ATTR_RO(addresses);
+
+static struct attribute *ieee80211_attrs[] = {
+ &dev_attr_index.attr,
+ &dev_attr_macaddress.attr,
+ &dev_attr_address_mask.attr,
+ &dev_attr_addresses.attr,
+ &dev_attr_name.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(ieee80211);
static void wiphy_dev_release(struct device *dev)
{
@@ -146,7 +149,7 @@ struct class ieee80211_class = {
.name = "ieee80211",
.owner = THIS_MODULE,
.dev_release = wiphy_dev_release,
- .dev_attrs = ieee80211_dev_attrs,
+ .dev_groups = ieee80211_groups,
.dev_uevent = wiphy_uevent,
#ifdef CONFIG_PM
.suspend = wiphy_suspend,
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-15 07:08:19 +0300