* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (39 commits)
[INET]: Small possible memory leak in FIB rules
[NETNS]: init dev_base_lock only once
[UNIX]: The unix_nr_socks limit can be exceeded
[AF_UNIX]: Convert socks to unix_socks in scan_inflight, not in callbacks
[AF_UNIX]: Make unix_tot_inflight counter non-atomic
[AF_PACKET]: Allow multicast traffic to be caught by ORIGDEV when bonded
ssb: Fix PCMCIA-host lowlevel bus access
mac80211: fix MAC80211_RCSIMPLE Kconfig
mac80211: make "decrypt failed" messages conditional upon MAC80211_DEBUG
mac80211: use IW_AUTH_PRIVACY_INVOKED rather than IW_AUTH_KEY_MGMT
mac80211: remove unused driver ops
mac80211: remove ieee80211_common.h
softmac: MAINTAINERS update
rfkill: Fix sparse warning
rfkill: Use mutex_lock() at register and add sanity check
iwlwifi: select proper rate control algorithm
mac80211: allow driver to ask for a rate control algorithm
mac80211: don't allow registering the same rate control twice
rfkill: Use subsys_initcall
mac80211: make simple rate control algorithm built-in
...
S: Maintained
SOFTMAC LAYER (IEEE 802.11)
-P: Johannes Berg
-M: johannes@sipsolutions.net
-P: Joe Jezak
-M: josejx@gentoo.org
P: Daniel Drake
M: dsd@gentoo.org
-W: http://softmac.sipsolutions.net/
L: linux-wireless@vger.kernel.org
-S: Maintained
+S: Obsolete
SOFTWARE RAID (Multiple Disks) SUPPORT
P: Ingo Molnar
}
SET_IEEE80211_DEV(hw, &pdev->dev);
+ hw->rate_control_algorithm = "iwl-3945-rs";
+
IWL_DEBUG_INFO("*** LOAD DRIVER ***\n");
priv = hw->priv;
priv->hw = hw;
}
SET_IEEE80211_DEV(hw, &pdev->dev);
+ hw->rate_control_algorithm = "iwl-4965-rs";
+
IWL_DEBUG_INFO("*** LOAD DRIVER ***\n");
priv = hw->priv;
priv->hw = hw;
break;
case SSB_BUSTYPE_PCMCIA:
#ifdef CONFIG_SSB_PCMCIAHOST
+ sdev->irq = bus->host_pcmcia->irq.AssignedIRQ;
dev->parent = &bus->host_pcmcia->dev;
#endif
break;
return err;
}
-subsys_initcall(ssb_modinit);
+/* ssb must be initialized after PCI but before the ssb drivers.
+ * That means we must use some initcall between subsys_initcall
+ * and device_initcall. */
+fs_initcall(ssb_modinit);
static void __exit ssb_modexit(void)
{
err = pcmcia_access_configuration_register(pdev, ®);
if (err != CS_SUCCESS)
goto error;
- read_addr |= (reg.Value & 0xF) << 12;
+ read_addr |= ((u32)(reg.Value & 0x0F)) << 12;
reg.Offset = 0x30;
err = pcmcia_access_configuration_register(pdev, ®);
if (err != CS_SUCCESS)
goto error;
- read_addr |= reg.Value << 16;
+ read_addr |= ((u32)reg.Value) << 16;
reg.Offset = 0x32;
err = pcmcia_access_configuration_register(pdev, ®);
if (err != CS_SUCCESS)
goto error;
- read_addr |= reg.Value << 24;
+ read_addr |= ((u32)reg.Value) << 24;
cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE;
if (cur_core == coreidx)
goto out_unlock;
}
-/* These are the main device register access functions.
- * do_select_core is inline to have the likely hotpath inline.
- * All unlikely codepaths are out-of-line. */
-static inline int do_select_core(struct ssb_bus *bus,
- struct ssb_device *dev,
- u16 *offset)
+static int select_core_and_segment(struct ssb_device *dev,
+ u16 *offset)
{
+ struct ssb_bus *bus = dev->bus;
int err;
- u8 need_seg = (*offset >= 0x800) ? 1 : 0;
+ u8 need_segment;
+
+ if (*offset >= 0x800) {
+ *offset -= 0x800;
+ need_segment = 1;
+ } else
+ need_segment = 0;
if (unlikely(dev != bus->mapped_device)) {
err = ssb_pcmcia_switch_core(bus, dev);
if (unlikely(err))
return err;
}
- if (unlikely(need_seg != bus->mapped_pcmcia_seg)) {
- err = ssb_pcmcia_switch_segment(bus, need_seg);
+ if (unlikely(need_segment != bus->mapped_pcmcia_seg)) {
+ err = ssb_pcmcia_switch_segment(bus, need_segment);
if (unlikely(err))
return err;
}
- if (need_seg == 1)
- *offset -= 0x800;
return 0;
}
static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset)
{
struct ssb_bus *bus = dev->bus;
- u16 x;
- if (unlikely(do_select_core(bus, dev, &offset)))
+ if (unlikely(select_core_and_segment(dev, &offset)))
return 0xFFFF;
- x = readw(bus->mmio + offset);
- return x;
+ return readw(bus->mmio + offset);
}
static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset)
{
struct ssb_bus *bus = dev->bus;
- u32 x;
+ u32 lo, hi;
- if (unlikely(do_select_core(bus, dev, &offset)))
+ if (unlikely(select_core_and_segment(dev, &offset)))
return 0xFFFFFFFF;
- x = readl(bus->mmio + offset);
+ lo = readw(bus->mmio + offset);
+ hi = readw(bus->mmio + offset + 2);
- return x;
+ return (lo | (hi << 16));
}
static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value)
{
struct ssb_bus *bus = dev->bus;
- if (unlikely(do_select_core(bus, dev, &offset)))
+ if (unlikely(select_core_and_segment(dev, &offset)))
return;
writew(value, bus->mmio + offset);
}
{
struct ssb_bus *bus = dev->bus;
- if (unlikely(do_select_core(bus, dev, &offset)))
+ if (unlikely(select_core_and_segment(dev, &offset)))
return;
- readw(bus->mmio + offset);
- writew(value >> 16, bus->mmio + offset + 2);
- readw(bus->mmio + offset);
- writew(value, bus->mmio + offset);
+ writeb((value & 0xFF000000) >> 24, bus->mmio + offset + 3);
+ writeb((value & 0x00FF0000) >> 16, bus->mmio + offset + 2);
+ writeb((value & 0x0000FF00) >> 8, bus->mmio + offset + 1);
+ writeb((value & 0x000000FF) >> 0, bus->mmio + offset + 0);
}
/* Not "static", as it's used in main.c */
static inline void skb_truesize_check(struct sk_buff *skb)
{
- if (unlikely((int)skb->truesize < sizeof(struct sk_buff) + skb->len))
+ int len = sizeof(struct sk_buff) + skb->len;
+
+ if (unlikely((int)skb->truesize < len))
skb_truesize_bug(skb);
}
#define UNIX_HASH_SIZE 256
-extern atomic_t unix_tot_inflight;
+extern unsigned int unix_tot_inflight;
struct unix_address {
atomic_t refcnt;
atomic_inc(&dst->__refcnt);
}
+static inline void dst_use(struct dst_entry *dst, unsigned long time)
+{
+ dst_hold(dst);
+ dst->__use++;
+ dst->lastuse = time;
+}
+
static inline
struct dst_entry * dst_clone(struct dst_entry * dst)
{
extern int fib_rules_lookup(struct fib_rules_ops *,
struct flowi *, int flags,
struct fib_lookup_arg *);
+extern int fib_default_rule_add(struct fib_rules_ops *,
+ u32 pref, u32 table,
+ u32 flags);
#endif
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/wait.h>
+#include <linux/vmalloc.h>
#include <net/inet_connection_sock.h>
#include <net/inet_sock.h>
*
* @queues: number of available hardware transmit queues for
* data packets. WMM/QoS requires at least four.
+ *
+ * @rate_control_algorithm: rate control algorithm for this hardware.
+ * If unset (NULL), the default algorithm will be used. Must be
+ * set before calling ieee80211_register_hw().
*/
struct ieee80211_hw {
struct ieee80211_conf conf;
struct wiphy *wiphy;
struct workqueue_struct *workqueue;
+ const char *rate_control_algorithm;
void *priv;
u32 flags;
unsigned int extra_tx_headroom;
* and remove_interface calls, i.e. while the interface with the
* given local_address is enabled.
*
- * @set_ieee8021x: Enable/disable IEEE 802.1X. This item requests wlan card
- * to pass unencrypted EAPOL-Key frames even when encryption is
- * configured. If the wlan card does not require such a configuration,
- * this function pointer can be set to NULL.
- *
- * @set_port_auth: Set port authorization state (IEEE 802.1X PAE) to be
- * authorized (@authorized=1) or unauthorized (=0). This function can be
- * used if the wlan hardware or low-level driver implements PAE.
- * mac80211 will filter frames based on authorization state in any case,
- * so this function pointer can be NULL if low-level driver does not
- * require event notification about port state changes.
- *
* @hw_scan: Ask the hardware to service the scan request, no need to start
* the scan state machine in stack.
*
* @get_stats: return low-level statistics
*
- * @set_privacy_invoked: For devices that generate their own beacons and probe
- * response or association responses this updates the state of privacy_invoked
- * returns 0 for success or an error number.
- *
* @get_sequence_counter: For devices that have internal sequence counters this
* callback allows mac80211 to access the current value of a counter.
* This callback seems not well-defined, tell us if you need it.
int (*set_key)(struct ieee80211_hw *hw, enum set_key_cmd cmd,
const u8 *local_address, const u8 *address,
struct ieee80211_key_conf *key);
- int (*set_ieee8021x)(struct ieee80211_hw *hw, int use_ieee8021x);
- int (*set_port_auth)(struct ieee80211_hw *hw, u8 *addr,
- int authorized);
int (*hw_scan)(struct ieee80211_hw *hw, u8 *ssid, size_t len);
int (*get_stats)(struct ieee80211_hw *hw,
struct ieee80211_low_level_stats *stats);
- int (*set_privacy_invoked)(struct ieee80211_hw *hw,
- int privacy_invoked);
int (*get_sequence_counter)(struct ieee80211_hw *hw,
u8* addr, u8 keyidx, u8 txrx,
u32* iv32, u16* iv16);
new_dev->init = vlan_dev_init;
new_dev->open = vlan_dev_open;
new_dev->stop = vlan_dev_stop;
+ new_dev->set_mac_address = vlan_set_mac_address;
new_dev->set_multicast_list = vlan_dev_set_multicast_list;
new_dev->change_rx_flags = vlan_change_rx_flags;
new_dev->destructor = free_netdev;
if (!vlandev)
continue;
+ flgs = vlandev->flags;
+ if (!(flgs & IFF_UP))
+ continue;
+
vlan_sync_address(dev, vlandev);
}
break;
int vlan_dev_change_mtu(struct net_device *dev, int new_mtu);
int vlan_dev_open(struct net_device* dev);
int vlan_dev_stop(struct net_device* dev);
+int vlan_set_mac_address(struct net_device *dev, void *p);
int vlan_dev_ioctl(struct net_device* dev, struct ifreq *ifr, int cmd);
void vlan_dev_set_ingress_priority(const struct net_device *dev,
u32 skb_prio, short vlan_prio);
return 0;
}
+int vlan_set_mac_address(struct net_device *dev, void *p)
+{
+ struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
+ struct sockaddr *addr = p;
+ int err;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ if (!(dev->flags & IFF_UP))
+ goto out;
+
+ if (compare_ether_addr(addr->sa_data, real_dev->dev_addr)) {
+ err = dev_unicast_add(real_dev, addr->sa_data, ETH_ALEN);
+ if (err < 0)
+ return err;
+ }
+
+ if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
+ dev_unicast_delete(real_dev, dev->dev_addr, ETH_ALEN);
+
+out:
+ memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+ return 0;
+}
+
int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
static int __net_init netdev_init(struct net *net)
{
INIT_LIST_HEAD(&net->dev_base_head);
- rwlock_init(&dev_base_lock);
net->dev_name_head = netdev_create_hash();
if (net->dev_name_head == NULL)
da = from->mc_list;
while (da != NULL) {
next = da->next;
- if (!da->da_synced)
- continue;
- __dev_addr_delete(&to->mc_list, &to->mc_count,
- da->da_addr, da->da_addrlen, 0);
- da->da_synced = 0;
- __dev_addr_delete(&from->mc_list, &from->mc_count,
- da->da_addr, da->da_addrlen, 0);
+ if (da->da_synced) {
+ __dev_addr_delete(&to->mc_list, &to->mc_count,
+ da->da_addr, da->da_addrlen, 0);
+ da->da_synced = 0;
+ __dev_addr_delete(&from->mc_list, &from->mc_count,
+ da->da_addr, da->da_addrlen, 0);
+ }
da = next;
}
__dev_set_rx_mode(to);
static LIST_HEAD(rules_ops);
static DEFINE_SPINLOCK(rules_mod_lock);
+int fib_default_rule_add(struct fib_rules_ops *ops,
+ u32 pref, u32 table, u32 flags)
+{
+ struct fib_rule *r;
+
+ r = kzalloc(ops->rule_size, GFP_KERNEL);
+ if (r == NULL)
+ return -ENOMEM;
+
+ atomic_set(&r->refcnt, 1);
+ r->action = FR_ACT_TO_TBL;
+ r->pref = pref;
+ r->table = table;
+ r->flags = flags;
+
+ /* The lock is not required here, the list in unreacheable
+ * at the moment this function is called */
+ list_add_tail(&r->list, &ops->rules_list);
+ return 0;
+}
+EXPORT_SYMBOL(fib_default_rule_add);
+
static void notify_rule_change(int event, struct fib_rule *rule,
struct fib_rules_ops *ops, struct nlmsghdr *nlh,
u32 pid);
dn_rt_hash_table[hash].chain);
rcu_assign_pointer(dn_rt_hash_table[hash].chain, rth);
- rth->u.dst.__use++;
- dst_hold(&rth->u.dst);
- rth->u.dst.lastuse = now;
+ dst_use(&rth->u.dst, now);
spin_unlock_bh(&dn_rt_hash_table[hash].lock);
dnrt_drop(rt);
rcu_assign_pointer(rt->u.dst.dn_next, dn_rt_hash_table[hash].chain);
rcu_assign_pointer(dn_rt_hash_table[hash].chain, rt);
- dst_hold(&rt->u.dst);
- rt->u.dst.__use++;
- rt->u.dst.lastuse = now;
+ dst_use(&rt->u.dst, now);
spin_unlock_bh(&dn_rt_hash_table[hash].lock);
*rp = rt;
return 0;
(flp->mark == rt->fl.mark) &&
(rt->fl.iif == 0) &&
(rt->fl.oif == flp->oif)) {
- rt->u.dst.lastuse = jiffies;
- dst_hold(&rt->u.dst);
- rt->u.dst.__use++;
+ dst_use(&rt->u.dst, jiffies);
rcu_read_unlock_bh();
*pprt = &rt->u.dst;
return 0;
(rt->fl.oif == 0) &&
(rt->fl.mark == skb->mark) &&
(rt->fl.iif == cb->iif)) {
- rt->u.dst.lastuse = jiffies;
- dst_hold(&rt->u.dst);
- rt->u.dst.__use++;
+ dst_use(&rt->u.dst, jiffies);
rcu_read_unlock();
skb->dst = (struct dst_entry *)rt;
return 0;
u8 flags;
};
-static struct dn_fib_rule default_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .pref = 0x7fff,
- .table = RT_TABLE_MAIN,
- .action = FR_ACT_TO_TBL,
- },
-};
-
int dn_fib_lookup(struct flowi *flp, struct dn_fib_res *res)
{
void __init dn_fib_rules_init(void)
{
- list_add_tail(&default_rule.common.list,
- &dn_fib_rules_ops.rules_list);
+ BUG_ON(fib_default_rule_add(&dn_fib_rules_ops, 0x7fff,
+ RT_TABLE_MAIN, 0));
fib_rules_register(&dn_fib_rules_ops);
}
{
struct ieee80211softmac_device *mac = ieee80211_priv(dev);
struct iw_mlme *mlme = (struct iw_mlme *)extra;
- u16 reason = cpu_to_le16(mlme->reason_code);
+ u16 reason = mlme->reason_code;
struct ieee80211softmac_network *net;
int err = -EINVAL;
#endif
};
-static struct fib4_rule default_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .pref = 0x7FFF,
- .table = RT_TABLE_DEFAULT,
- .action = FR_ACT_TO_TBL,
- },
-};
-
-static struct fib4_rule main_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .pref = 0x7FFE,
- .table = RT_TABLE_MAIN,
- .action = FR_ACT_TO_TBL,
- },
-};
-
-static struct fib4_rule local_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .table = RT_TABLE_LOCAL,
- .action = FR_ACT_TO_TBL,
- .flags = FIB_RULE_PERMANENT,
- },
-};
-
#ifdef CONFIG_NET_CLS_ROUTE
u32 fib_rules_tclass(struct fib_result *res)
{
.owner = THIS_MODULE,
};
-void __init fib4_rules_init(void)
+static int __init fib_default_rules_init(void)
{
- list_add_tail(&local_rule.common.list, &fib4_rules_ops.rules_list);
- list_add_tail(&main_rule.common.list, &fib4_rules_ops.rules_list);
- list_add_tail(&default_rule.common.list, &fib4_rules_ops.rules_list);
+ int err;
+
+ err = fib_default_rule_add(&fib4_rules_ops, 0,
+ RT_TABLE_LOCAL, FIB_RULE_PERMANENT);
+ if (err < 0)
+ return err;
+ err = fib_default_rule_add(&fib4_rules_ops, 0x7FFE,
+ RT_TABLE_MAIN, 0);
+ if (err < 0)
+ return err;
+ err = fib_default_rule_add(&fib4_rules_ops, 0x7FFF,
+ RT_TABLE_DEFAULT, 0);
+ if (err < 0)
+ return err;
+ return 0;
+}
+void __init fib4_rules_init(void)
+{
+ BUG_ON(fib_default_rules_init());
fib_rules_register(&fib4_rules_ops);
}
*/
rcu_assign_pointer(rt_hash_table[hash].chain, rth);
- rth->u.dst.__use++;
- dst_hold(&rth->u.dst);
- rth->u.dst.lastuse = now;
+ dst_use(&rth->u.dst, now);
spin_unlock_bh(rt_hash_lock_addr(hash));
rt_drop(rt);
goto martian_destination;
err = ip_mkroute_input(skb, &res, &fl, in_dev, daddr, saddr, tos);
- if (err == -ENOBUFS)
- goto e_nobufs;
- if (err == -EINVAL)
- goto e_inval;
-
done:
in_dev_put(in_dev);
if (free_res)
rth->fl.oif == 0 &&
rth->fl.mark == skb->mark &&
rth->fl.fl4_tos == tos) {
- rth->u.dst.lastuse = jiffies;
- dst_hold(&rth->u.dst);
- rth->u.dst.__use++;
+ dst_use(&rth->u.dst, jiffies);
RT_CACHE_STAT_INC(in_hit);
rcu_read_unlock();
skb->dst = (struct dst_entry*)rth;
rth->fl.mark == flp->mark &&
!((rth->fl.fl4_tos ^ flp->fl4_tos) &
(IPTOS_RT_MASK | RTO_ONLINK))) {
- rth->u.dst.lastuse = jiffies;
- dst_hold(&rth->u.dst);
- rth->u.dst.__use++;
+ dst_use(&rth->u.dst, jiffies);
RT_CACHE_STAT_INC(out_hit);
rcu_read_unlock_bh();
*rp = rth;
/* DSACK info lost if out-of-mem, try SACK still */
if (in_sack <= 0)
in_sack = tcp_match_skb_to_sack(sk, skb, start_seq, end_seq);
- if (in_sack < 0)
+ if (unlikely(in_sack < 0))
break;
- fack_count += tcp_skb_pcount(skb);
-
sacked = TCP_SKB_CB(skb)->sacked;
/* Account D-SACK for retransmitted packet. */
if ((dup_sack && in_sack) &&
(sacked&TCPCB_SACKED_ACKED))
reord = min(fack_count, reord);
- } else {
- /* If it was in a hole, we detected reordering. */
- if (fack_count < prior_fackets &&
- !(sacked&TCPCB_SACKED_ACKED))
- reord = min(fack_count, reord);
}
/* Nothing to do; acked frame is about to be dropped. */
+ fack_count += tcp_skb_pcount(skb);
continue;
}
- if (!in_sack)
+ if (!in_sack) {
+ fack_count += tcp_skb_pcount(skb);
continue;
+ }
if (!(sacked&TCPCB_SACKED_ACKED)) {
if (sacked & TCPCB_SACKED_RETRANS) {
tp->retransmit_skb_hint = NULL;
}
} else {
- /* New sack for not retransmitted frame,
- * which was in hole. It is reordering.
- */
- if (!(sacked & TCPCB_RETRANS) &&
- fack_count < prior_fackets)
- reord = min(fack_count, reord);
+ if (!(sacked & TCPCB_RETRANS)) {
+ /* New sack for not retransmitted frame,
+ * which was in hole. It is reordering.
+ */
+ if (fack_count < prior_fackets)
+ reord = min(fack_count, reord);
+
+ /* SACK enhanced F-RTO (RFC4138; Appendix B) */
+ if (!after(TCP_SKB_CB(skb)->end_seq, tp->frto_highmark))
+ flag |= FLAG_ONLY_ORIG_SACKED;
+ }
if (sacked & TCPCB_LOST) {
TCP_SKB_CB(skb)->sacked &= ~TCPCB_LOST;
/* clear lost hint */
tp->retransmit_skb_hint = NULL;
}
- /* SACK enhanced F-RTO detection.
- * Set flag if and only if non-rexmitted
- * segments below frto_highmark are
- * SACKed (RFC4138; Appendix B).
- * Clearing correct due to in-order walk
- */
- if (after(end_seq, tp->frto_highmark)) {
- flag &= ~FLAG_ONLY_ORIG_SACKED;
- } else {
- if (!(sacked & TCPCB_RETRANS))
- flag |= FLAG_ONLY_ORIG_SACKED;
- }
}
TCP_SKB_CB(skb)->sacked |= TCPCB_SACKED_ACKED;
flag |= FLAG_DATA_SACKED;
tp->sacked_out += tcp_skb_pcount(skb);
+ fack_count += tcp_skb_pcount(skb);
if (fack_count > tp->fackets_out)
tp->fackets_out = fack_count;
} else {
if (dup_sack && (sacked&TCPCB_RETRANS))
reord = min(fack_count, reord);
+
+ fack_count += tcp_skb_pcount(skb);
}
/* D-SACK. We can detect redundant retransmission
tp->retransmit_skb_hint = NULL;
}
}
+
+ /* SACK enhanced FRTO (RFC4138, Appendix B): Clearing correct
+ * due to in-order walk
+ */
+ if (after(end_seq, tp->frto_highmark))
+ flag &= ~FLAG_ONLY_ORIG_SACKED;
}
if (tp->retrans_out &&
if ((reord < tp->fackets_out) && icsk->icsk_ca_state != TCP_CA_Loss &&
(!tp->frto_highmark || after(tp->snd_una, tp->frto_highmark)))
- tcp_update_reordering(sk, ((tp->fackets_out + 1) - reord), 0);
+ tcp_update_reordering(sk, tp->fackets_out - reord, 0);
#if FASTRETRANS_DEBUG > 0
BUG_TRAP((int)tp->sacked_out >= 0);
* is before the ack sequence we can discard it as it's confirmed to have
* arrived at the other end.
*/
-static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p)
+static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p,
+ int prior_fackets)
{
struct tcp_sock *tp = tcp_sk(sk);
const struct inet_connection_sock *icsk = inet_csk(sk);
int fully_acked = 1;
int flag = 0;
int prior_packets = tp->packets_out;
+ u32 cnt = 0;
+ u32 reord = tp->packets_out;
s32 seq_rtt = -1;
ktime_t last_ackt = net_invalid_timestamp();
if ((flag & FLAG_DATA_ACKED) ||
(packets_acked > 1))
flag |= FLAG_NONHEAD_RETRANS_ACKED;
- } else if (seq_rtt < 0) {
- seq_rtt = now - scb->when;
- if (fully_acked)
- last_ackt = skb->tstamp;
+ } else {
+ if (seq_rtt < 0) {
+ seq_rtt = now - scb->when;
+ if (fully_acked)
+ last_ackt = skb->tstamp;
+ }
+ if (!(sacked & TCPCB_SACKED_ACKED))
+ reord = min(cnt, reord);
}
if (sacked & TCPCB_SACKED_ACKED)
if ((sacked & TCPCB_URG) && tp->urg_mode &&
!before(end_seq, tp->snd_up))
tp->urg_mode = 0;
- } else if (seq_rtt < 0) {
- seq_rtt = now - scb->when;
- if (fully_acked)
- last_ackt = skb->tstamp;
+ } else {
+ if (seq_rtt < 0) {
+ seq_rtt = now - scb->when;
+ if (fully_acked)
+ last_ackt = skb->tstamp;
+ }
+ reord = min(cnt, reord);
}
tp->packets_out -= packets_acked;
+ cnt += packets_acked;
/* Initial outgoing SYN's get put onto the write_queue
* just like anything else we transmit. It is not
tcp_ack_update_rtt(sk, flag, seq_rtt);
tcp_rearm_rto(sk);
+ if (tcp_is_reno(tp)) {
+ tcp_remove_reno_sacks(sk, pkts_acked);
+ } else {
+ /* Non-retransmitted hole got filled? That's reordering */
+ if (reord < prior_fackets)
+ tcp_update_reordering(sk, tp->fackets_out - reord, 0);
+ }
+
tp->fackets_out -= min(pkts_acked, tp->fackets_out);
/* hint's skb might be NULL but we don't need to care */
tp->fastpath_cnt_hint -= min_t(u32, pkts_acked,
tp->fastpath_cnt_hint);
- if (tcp_is_reno(tp))
- tcp_remove_reno_sacks(sk, pkts_acked);
-
if (ca_ops->pkts_acked) {
s32 rtt_us = -1;
u32 ack_seq = TCP_SKB_CB(skb)->seq;
u32 ack = TCP_SKB_CB(skb)->ack_seq;
u32 prior_in_flight;
+ u32 prior_fackets;
s32 seq_rtt;
int prior_packets;
int frto_cwnd = 0;
tp->bytes_acked += min(ack - prior_snd_una, tp->mss_cache);
}
+ prior_fackets = tp->fackets_out;
+
if (!(flag&FLAG_SLOWPATH) && after(ack, prior_snd_una)) {
/* Window is constant, pure forward advance.
* No more checks are required.
prior_in_flight = tcp_packets_in_flight(tp);
/* See if we can take anything off of the retransmit queue. */
- flag |= tcp_clean_rtx_queue(sk, &seq_rtt);
+ flag |= tcp_clean_rtx_queue(sk, &seq_rtt, prior_fackets);
/* Guarantee sacktag reordering detection against wrap-arounds */
if (before(tp->frto_highmark, tp->snd_una))
static struct xfrm_tunnel *tunnel64_handlers;
static DEFINE_MUTEX(tunnel4_mutex);
+static inline struct xfrm_tunnel **fam_handlers(unsigned short family)
+{
+ return (family == AF_INET) ? &tunnel4_handlers : &tunnel64_handlers;
+}
+
int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short family)
{
struct xfrm_tunnel **pprev;
mutex_lock(&tunnel4_mutex);
- for (pprev = (family == AF_INET) ? &tunnel4_handlers : &tunnel64_handlers;
- *pprev; pprev = &(*pprev)->next) {
+ for (pprev = fam_handlers(family); *pprev; pprev = &(*pprev)->next) {
if ((*pprev)->priority > priority)
break;
if ((*pprev)->priority == priority)
mutex_lock(&tunnel4_mutex);
- for (pprev = (family == AF_INET) ? &tunnel4_handlers : &tunnel64_handlers;
- *pprev; pprev = &(*pprev)->next) {
+ for (pprev = fam_handlers(family); *pprev; pprev = &(*pprev)->next) {
if (*pprev == handler) {
*pprev = handler->next;
ret = 0;
break;
}
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+static void tunnel64_err(struct sk_buff *skb, u32 info)
+{
+ struct xfrm_tunnel *handler;
+
+ for (handler = tunnel64_handlers; handler; handler = handler->next)
+ if (!handler->err_handler(skb, info))
+ break;
+}
+#endif
+
static struct net_protocol tunnel4_protocol = {
.handler = tunnel4_rcv,
.err_handler = tunnel4_err,
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
static struct net_protocol tunnel64_protocol = {
.handler = tunnel64_rcv,
- .err_handler = tunnel4_err,
+ .err_handler = tunnel64_err,
.no_policy = 1,
};
#endif
static struct fib_rules_ops fib6_rules_ops;
-static struct fib6_rule main_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .pref = 0x7FFE,
- .action = FR_ACT_TO_TBL,
- .table = RT6_TABLE_MAIN,
- },
-};
-
-static struct fib6_rule local_rule = {
- .common = {
- .refcnt = ATOMIC_INIT(2),
- .pref = 0,
- .action = FR_ACT_TO_TBL,
- .table = RT6_TABLE_LOCAL,
- .flags = FIB_RULE_PERMANENT,
- },
-};
-
struct dst_entry *fib6_rule_lookup(struct flowi *fl, int flags,
pol_lookup_t lookup)
{
.owner = THIS_MODULE,
};
-void __init fib6_rules_init(void)
+static int __init fib6_default_rules_init(void)
{
- list_add_tail(&local_rule.common.list, &fib6_rules_ops.rules_list);
- list_add_tail(&main_rule.common.list, &fib6_rules_ops.rules_list);
+ int err;
+
+ err = fib_default_rule_add(&fib6_rules_ops, 0,
+ RT6_TABLE_LOCAL, FIB_RULE_PERMANENT);
+ if (err < 0)
+ return err;
+ err = fib_default_rule_add(&fib6_rules_ops, 0x7FFE, RT6_TABLE_MAIN, 0);
+ if (err < 0)
+ return err;
+ return 0;
+}
+void __init fib6_rules_init(void)
+{
+ BUG_ON(fib6_default_rules_init());
fib_rules_register(&fib6_rules_ops);
}
rt = rt6_device_match(rt, fl->oif, flags);
BACKTRACK(&fl->fl6_src);
out:
- dst_hold(&rt->u.dst);
+ dst_use(&rt->u.dst, jiffies);
read_unlock_bh(&table->tb6_lock);
-
- rt->u.dst.lastuse = jiffies;
- rt->u.dst.__use++;
-
return rt;
}
extern struct ipx_route *ipxrtr_lookup(__be32 net);
extern int ipxrtr_ioctl(unsigned int cmd, void __user *arg);
-#undef IPX_REFCNT_DEBUG
-#ifdef IPX_REFCNT_DEBUG
-atomic_t ipx_sock_nr;
-#endif
-
struct ipx_interface *ipx_interfaces_head(void)
{
struct ipx_interface *rc = NULL;
{
ipx_remove_socket(sk);
skb_queue_purge(&sk->sk_receive_queue);
-#ifdef IPX_REFCNT_DEBUG
- atomic_dec(&ipx_sock_nr);
- printk(KERN_DEBUG "IPX socket %p released, %d are still alive\n", sk,
- atomic_read(&ipx_sock_nr));
- if (atomic_read(&sk->sk_refcnt) != 1)
- printk(KERN_DEBUG "Destruction sock ipx %p delayed, cnt=%d\n",
- sk, atomic_read(&sk->sk_refcnt));
-#endif
+ sk_refcnt_debug_dec(sk);
sock_put(sk);
}
sk = sk_alloc(net, PF_IPX, GFP_KERNEL, &ipx_proto);
if (!sk)
goto out;
-#ifdef IPX_REFCNT_DEBUG
- atomic_inc(&ipx_sock_nr);
- printk(KERN_DEBUG "IPX socket %p created, now we have %d alive\n", sk,
- atomic_read(&ipx_sock_nr));
-#endif
+
+ sk_refcnt_debug_inc(sk);
sock_init_data(sock, sk);
sk->sk_no_check = 1; /* Checksum off by default */
sock->ops = &ipx_dgram_ops;
sock_set_flag(sk, SOCK_DEAD);
sock->sk = NULL;
+ sk_refcnt_debug_release(sk);
ipx_destroy_socket(sk);
out:
return 0;
This option enables the hardware independent IEEE 802.11
networking stack.
+config MAC80211_RCSIMPLE
+ bool "'simple' rate control algorithm" if EMBEDDED
+ default y
+ depends on MAC80211
+ help
+ This option allows you to turn off the 'simple' rate
+ control algorithm in mac80211. If you do turn it off,
+ you absolutely need another rate control algorithm.
+
+ Say Y unless you know you will have another algorithm
+ available.
+
config MAC80211_LEDS
bool "Enable LED triggers"
depends on MAC80211 && LEDS_TRIGGERS
-obj-$(CONFIG_MAC80211) += mac80211.o rc80211_simple.o
+obj-$(CONFIG_MAC80211) += mac80211.o
mac80211-objs-$(CONFIG_MAC80211_LEDS) += ieee80211_led.o
mac80211-objs-$(CONFIG_MAC80211_DEBUGFS) += debugfs.o debugfs_sta.o debugfs_netdev.o debugfs_key.o
mac80211-objs-$(CONFIG_NET_SCHED) += wme.o
+mac80211-objs-$(CONFIG_MAC80211_RCSIMPLE) += rc80211_simple.o
mac80211-objs := \
ieee80211.o \
ieee80211_debugfs_add_netdev(IEEE80211_DEV_TO_SUB_IF(local->mdev));
ieee80211_if_set_type(local->mdev, IEEE80211_IF_TYPE_AP);
- result = ieee80211_init_rate_ctrl_alg(local, NULL);
+ result = ieee80211_init_rate_ctrl_alg(local,
+ hw->rate_control_algorithm);
if (result < 0) {
printk(KERN_DEBUG "%s: Failed to initialize rate control "
"algorithm\n", wiphy_name(local->hw.wiphy));
BUILD_BUG_ON(sizeof(struct ieee80211_tx_packet_data) > sizeof(skb->cb));
+#ifdef CONFIG_MAC80211_RCSIMPLE
+ ret = ieee80211_rate_control_register(&mac80211_rcsimple);
+ if (ret)
+ return ret;
+#endif
+
ret = ieee80211_wme_register();
if (ret) {
+#ifdef CONFIG_MAC80211_RCSIMPLE
+ ieee80211_rate_control_unregister(&mac80211_rcsimple);
+#endif
printk(KERN_DEBUG "ieee80211_init: failed to "
"initialize WME (err=%d)\n", ret);
return ret;
static void __exit ieee80211_exit(void)
{
+#ifdef CONFIG_MAC80211_RCSIMPLE
+ ieee80211_rate_control_unregister(&mac80211_rcsimple);
+#endif
+
ieee80211_wme_unregister();
ieee80211_debugfs_netdev_exit();
}
+++ /dev/null
-/*
- * IEEE 802.11 driver (80211.o) -- hostapd interface
- * Copyright 2002-2004, Instant802 Networks, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef IEEE80211_COMMON_H
-#define IEEE80211_COMMON_H
-
-#include <linux/types.h>
-
-/*
- * This is common header information with user space. It is used on all
- * frames sent to wlan#ap interface.
- */
-
-#define IEEE80211_FI_VERSION 0x80211001
-
-struct ieee80211_frame_info {
- __be32 version;
- __be32 length;
- __be64 mactime;
- __be64 hosttime;
- __be32 phytype;
- __be32 channel;
- __be32 datarate;
- __be32 antenna;
- __be32 priority;
- __be32 ssi_type;
- __be32 ssi_signal;
- __be32 ssi_noise;
- __be32 preamble;
- __be32 encoding;
-
- /* Note: this structure is otherwise identical to capture format used
- * in linux-wlan-ng, but this additional field is used to provide meta
- * data about the frame to hostapd. This was the easiest method for
- * providing this information, but this might change in the future. */
- __be32 msg_type;
-} __attribute__ ((packed));
-
-
-enum ieee80211_msg_type {
- ieee80211_msg_normal = 0,
- ieee80211_msg_tx_callback_ack = 1,
- ieee80211_msg_tx_callback_fail = 2,
- /* hole at 3, was ieee80211_msg_passive_scan but unused */
- /* hole at 4, was ieee80211_msg_wep_frame_unknown_key but now unused */
- ieee80211_msg_michael_mic_failure = 5,
- /* hole at 6, was monitor but never sent to userspace */
- ieee80211_msg_sta_not_assoc = 7,
- /* 8 was ieee80211_msg_set_aid_for_sta */
- /* 9 was ieee80211_msg_key_threshold_notification */
- /* 11 was ieee80211_msg_radar */
-};
-
-struct ieee80211_msg_key_notification {
- int tx_rx_count;
- char ifname[IFNAMSIZ];
- u8 addr[ETH_ALEN]; /* ff:ff:ff:ff:ff:ff for broadcast keys */
-};
-
-
-enum ieee80211_phytype {
- ieee80211_phytype_fhss_dot11_97 = 1,
- ieee80211_phytype_dsss_dot11_97 = 2,
- ieee80211_phytype_irbaseband = 3,
- ieee80211_phytype_dsss_dot11_b = 4,
- ieee80211_phytype_pbcc_dot11_b = 5,
- ieee80211_phytype_ofdm_dot11_g = 6,
- ieee80211_phytype_pbcc_dot11_g = 7,
- ieee80211_phytype_ofdm_dot11_a = 8,
-};
-
-enum ieee80211_ssi_type {
- ieee80211_ssi_none = 0,
- ieee80211_ssi_norm = 1, /* normalized, 0-1000 */
- ieee80211_ssi_dbm = 2,
- ieee80211_ssi_raw = 3, /* raw SSI */
-};
-
-struct ieee80211_radar_info {
- int channel;
- int radar;
- int radar_type;
-};
-
-#endif /* IEEE80211_COMMON_H */
#define IEEE80211_STA_AUTO_SSID_SEL BIT(10)
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
+#define IEEE80211_STA_PRIVACY_INVOKED BIT(13)
struct ieee80211_if_sta {
enum {
IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
unsigned long request;
struct sk_buff_head skb_queue;
- int key_management_enabled;
unsigned long last_probe;
#define IEEE80211_AUTH_ALG_OPEN BIT(0)
struct iw_request_info *info,
struct iw_param *data, char *extra)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
int ret = 0;
case IW_AUTH_CIPHER_GROUP:
case IW_AUTH_WPA_ENABLED:
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
- break;
case IW_AUTH_KEY_MGMT:
+ break;
+ case IW_AUTH_PRIVACY_INVOKED:
if (sdata->type != IEEE80211_IF_TYPE_STA)
ret = -EINVAL;
else {
+ sdata->u.sta.flags &= ~IEEE80211_STA_PRIVACY_INVOKED;
/*
- * Key management was set by wpa_supplicant,
- * we only need this to associate to a network
- * that has privacy enabled regardless of not
- * having a key.
+ * Privacy invoked by wpa_supplicant, store the
+ * value and allow associating to a protected
+ * network without having a key up front.
*/
- sdata->u.sta.key_management_enabled = !!data->value;
+ if (data->value)
+ sdata->u.sta.flags |=
+ IEEE80211_STA_PRIVACY_INVOKED;
}
break;
case IW_AUTH_80211_AUTH_ALG:
else
ret = -EOPNOTSUPP;
break;
- case IW_AUTH_PRIVACY_INVOKED:
- if (local->ops->set_privacy_invoked)
- ret = local->ops->set_privacy_invoked(
- local_to_hw(local), data->value);
- break;
default:
ret = -EOPNOTSUPP;
break;
{
struct rate_control_alg *alg;
+ if (!ops->name)
+ return -EINVAL;
+
+ mutex_lock(&rate_ctrl_mutex);
+ list_for_each_entry(alg, &rate_ctrl_algs, list) {
+ if (!strcmp(alg->ops->name, ops->name)) {
+ /* don't register an algorithm twice */
+ WARN_ON(1);
+ return -EALREADY;
+ }
+ }
+
alg = kzalloc(sizeof(*alg), GFP_KERNEL);
if (alg == NULL) {
+ mutex_unlock(&rate_ctrl_mutex);
return -ENOMEM;
}
alg->ops = ops;
- mutex_lock(&rate_ctrl_mutex);
list_add_tail(&alg->list, &rate_ctrl_algs);
mutex_unlock(&rate_ctrl_mutex);
struct rate_control_alg *alg;
struct rate_control_ops *ops = NULL;
+ if (!name)
+ return NULL;
+
mutex_lock(&rate_ctrl_mutex);
list_for_each_entry(alg, &rate_ctrl_algs, list) {
- if (!name || !strcmp(alg->ops->name, name))
+ if (!strcmp(alg->ops->name, name))
if (try_module_get(alg->ops->module)) {
ops = alg->ops;
break;
{
struct rate_control_ops *ops;
+ if (!name)
+ name = "simple";
+
ops = ieee80211_try_rate_control_ops_get(name);
if (!ops) {
- request_module("rc80211_%s", name ? name : "default");
+ request_module("rc80211_%s", name);
ops = ieee80211_try_rate_control_ops_get(name);
}
return ops;
struct kref kref;
};
+/* default 'simple' algorithm */
+extern struct rate_control_ops mac80211_rcsimple;
+
int ieee80211_rate_control_register(struct rate_control_ops *ops);
void ieee80211_rate_control_unregister(struct rate_control_ops *ops);
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_sta_bss *bss;
- int res = 0;
+ int bss_privacy;
+ int wep_privacy;
+ int privacy_invoked;
- if (!ifsta || (ifsta->flags & IEEE80211_STA_MIXED_CELL) ||
- ifsta->key_management_enabled)
+ if (!ifsta || (ifsta->flags & IEEE80211_STA_MIXED_CELL))
return 0;
bss = ieee80211_rx_bss_get(dev, ifsta->bssid, local->hw.conf.channel,
if (!bss)
return 0;
- if (ieee80211_sta_wep_configured(dev) !=
- !!(bss->capability & WLAN_CAPABILITY_PRIVACY))
- res = 1;
+ bss_privacy = !!(bss->capability & WLAN_CAPABILITY_PRIVACY);
+ wep_privacy = !!ieee80211_sta_wep_configured(dev);
+ privacy_invoked = !!(ifsta->flags & IEEE80211_STA_PRIVACY_INVOKED);
ieee80211_rx_bss_put(dev, bss);
- return res;
+ if ((bss_privacy == wep_privacy) || (bss_privacy == privacy_invoked))
+ return 0;
+
+ return 1;
}
* published by the Free Software Foundation.
*/
-#include <linux/module.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#define RATE_CONTROL_INTERVAL (HZ / 20)
#define RATE_CONTROL_MIN_TX 10
-MODULE_ALIAS("rc80211_default");
-
static void rate_control_rate_inc(struct ieee80211_local *local,
struct sta_info *sta)
{
}
#endif
-static struct rate_control_ops rate_control_simple = {
- .module = THIS_MODULE,
+struct rate_control_ops mac80211_rcsimple = {
.name = "simple",
.tx_status = rate_control_simple_tx_status,
.get_rate = rate_control_simple_get_rate,
.remove_sta_debugfs = rate_control_simple_remove_sta_debugfs,
#endif
};
-
-
-static int __init rate_control_simple_init(void)
-{
- return ieee80211_rate_control_register(&rate_control_simple);
-}
-
-
-static void __exit rate_control_simple_exit(void)
-{
- ieee80211_rate_control_unregister(&rate_control_simple);
-}
-
-
-subsys_initcall(rate_control_simple_init);
-module_exit(rate_control_simple_exit);
-
-MODULE_DESCRIPTION("Simple rate control algorithm for ieee80211");
-MODULE_LICENSE("GPL");
rx->key->tx_rx_count++;
/* TODO: add threshold stuff again */
} else {
+#ifdef CONFIG_MAC80211_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "%s: RX protected frame,"
" but have no key\n", rx->dev->name);
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
if (!(rx->u.rx.status->flag & RX_FLAG_DECRYPTED)) {
if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key)) {
+#ifdef CONFIG_MAC80211_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "%s: RX WEP frame, decrypt "
"failed\n", rx->dev->name);
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
} else if (!(rx->u.rx.status->flag & RX_FLAG_IV_STRIPPED)) {
&rx->u.rx.tkip_iv32,
&rx->u.rx.tkip_iv16);
if (res != TKIP_DECRYPT_OK || wpa_test) {
- printk(KERN_DEBUG "%s: TKIP decrypt failed for RX frame from "
- "%s (res=%d)\n",
- rx->dev->name, print_mac(mac, rx->sta->addr), res);
+#ifdef CONFIG_MAC80211_DEBUG
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: TKIP decrypt failed for RX "
+ "frame from %s (res=%d)\n", rx->dev->name,
+ print_mac(mac, rx->sta->addr), res);
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
skb->data + hdrlen + CCMP_HDR_LEN, data_len,
skb->data + skb->len - CCMP_MIC_LEN,
skb->data + hdrlen + CCMP_HDR_LEN)) {
- printk(KERN_DEBUG "%s: CCMP decrypt failed for RX "
- "frame from %s\n", rx->dev->name,
- print_mac(mac, rx->sta->addr));
+#ifdef CONFIG_MAC80211_DEBUG
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: CCMP decrypt failed "
+ "for RX frame from %s\n", rx->dev->name,
+ print_mac(mac, rx->sta->addr));
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
}
static HLIST_HEAD(packet_sklist);
static DEFINE_RWLOCK(packet_sklist_lock);
-static atomic_t packet_socks_nr;
-
-
/* Private packet socket structures. */
struct packet_mclist
return;
}
- atomic_dec(&packet_socks_nr);
-#ifdef PACKET_REFCNT_DEBUG
- printk(KERN_DEBUG "PACKET socket %p is free, %d are alive\n", sk, atomic_read(&packet_socks_nr));
-#endif
+ sk_refcnt_debug_dec(sk);
}
sll->sll_hatype = dev->type;
sll->sll_protocol = skb->protocol;
sll->sll_pkttype = skb->pkt_type;
- if (unlikely(po->origdev) && skb->pkt_type == PACKET_HOST)
+ if (unlikely(po->origdev))
sll->sll_ifindex = orig_dev->ifindex;
else
sll->sll_ifindex = dev->ifindex;
sll->sll_hatype = dev->type;
sll->sll_protocol = skb->protocol;
sll->sll_pkttype = skb->pkt_type;
- if (unlikely(po->origdev) && skb->pkt_type == PACKET_HOST)
+ if (unlikely(po->origdev))
sll->sll_ifindex = orig_dev->ifindex;
else
sll->sll_ifindex = dev->ifindex;
/* Purge queues */
skb_queue_purge(&sk->sk_receive_queue);
+ sk_refcnt_debug_release(sk);
sock_put(sk);
return 0;
po->num = proto;
sk->sk_destruct = packet_sock_destruct;
- atomic_inc(&packet_socks_nr);
+ sk_refcnt_debug_inc(sk);
/*
* Attach a protocol block
#include <linux/mutex.h>
#include <linux/rfkill.h>
+/* Get declaration of rfkill_switch_all() to shut up sparse. */
+#include "rfkill-input.h"
+
+
MODULE_AUTHOR("Ivo van Doorn <IvDoorn@gmail.com>");
MODULE_VERSION("1.0");
MODULE_DESCRIPTION("RF switch support");
static int rfkill_add_switch(struct rfkill *rfkill)
{
- int retval;
-
- retval = mutex_lock_interruptible(&rfkill_mutex);
- if (retval)
- return retval;
+ int error;
- retval = rfkill_toggle_radio(rfkill, rfkill_states[rfkill->type]);
- if (retval)
- goto out;
+ mutex_lock(&rfkill_mutex);
- list_add_tail(&rfkill->node, &rfkill_list);
+ error = rfkill_toggle_radio(rfkill, rfkill_states[rfkill->type]);
+ if (!error)
+ list_add_tail(&rfkill->node, &rfkill_list);
- out:
mutex_unlock(&rfkill_mutex);
- return retval;
+
+ return error;
}
static void rfkill_remove_switch(struct rfkill *rfkill)
if (!rfkill->toggle_radio)
return -EINVAL;
+ if (rfkill->type >= RFKILL_TYPE_MAX)
+ return -EINVAL;
+
+ snprintf(dev->bus_id, sizeof(dev->bus_id),
+ "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
+
+ rfkill_led_trigger_register(rfkill);
error = rfkill_add_switch(rfkill);
if (error)
return error;
- snprintf(dev->bus_id, sizeof(dev->bus_id),
- "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
-
error = device_add(dev);
if (error) {
rfkill_remove_switch(rfkill);
return error;
}
- rfkill_led_trigger_register(rfkill);
return 0;
}
*/
void rfkill_unregister(struct rfkill *rfkill)
{
- rfkill_led_trigger_unregister(rfkill);
device_del(&rfkill->dev);
rfkill_remove_switch(rfkill);
+ rfkill_led_trigger_unregister(rfkill);
put_device(&rfkill->dev);
}
EXPORT_SYMBOL(rfkill_unregister);
class_unregister(&rfkill_class);
}
-module_init(rfkill_init);
+subsys_initcall(rfkill_init);
module_exit(rfkill_exit);
memcpy(&n->sel, s, sizeof(*s) + s->nkeys*sizeof(struct tc_u32_key));
n->ht_up = ht;
n->handle = handle;
-{
- u8 i = 0;
- u32 mask = ntohl(s->hmask);
- if (mask) {
- while (!(mask & 1)) {
- i++;
- mask>>=1;
- }
- }
- n->fshift = i;
-}
+ n->fshift = s->hmask ? ffs(ntohl(s->hmask)) - 1 : 0;
#ifdef CONFIG_CLS_U32_MARK
if (tb[TCA_U32_MARK-1]) {
* What the above comment does talk about? --ANK(980817)
*/
- if (atomic_read(&unix_tot_inflight))
+ if (unix_tot_inflight)
unix_gc(); /* Garbage collect fds */
return 0;
struct sock *sk = NULL;
struct unix_sock *u;
- if (atomic_read(&unix_nr_socks) >= 2*get_max_files())
+ atomic_inc(&unix_nr_socks);
+ if (atomic_read(&unix_nr_socks) > 2 * get_max_files())
goto out;
sk = sk_alloc(net, PF_UNIX, GFP_KERNEL, &unix_proto);
if (!sk)
goto out;
- atomic_inc(&unix_nr_socks);
-
sock_init_data(sock,sk);
lockdep_set_class(&sk->sk_receive_queue.lock,
&af_unix_sk_receive_queue_lock_key);
init_waitqueue_head(&u->peer_wait);
unix_insert_socket(unix_sockets_unbound, sk);
out:
+ if (sk == NULL)
+ atomic_dec(&unix_nr_socks);
return sk;
}
static LIST_HEAD(gc_candidates);
static DEFINE_SPINLOCK(unix_gc_lock);
-atomic_t unix_tot_inflight = ATOMIC_INIT(0);
+unsigned int unix_tot_inflight;
static struct sock *unix_get_socket(struct file *filp)
} else {
BUG_ON(list_empty(&u->link));
}
- atomic_inc(&unix_tot_inflight);
+ unix_tot_inflight++;
spin_unlock(&unix_gc_lock);
}
}
BUG_ON(list_empty(&u->link));
if (atomic_dec_and_test(&u->inflight))
list_del_init(&u->link);
- atomic_dec(&unix_tot_inflight);
+ unix_tot_inflight--;
spin_unlock(&unix_gc_lock);
}
}
for (skb = sock_queue_head(sk)->next, next = skb->next; \
skb != sock_queue_head(sk); skb = next, next = skb->next)
-static void scan_inflight(struct sock *x, void (*func)(struct sock *),
+static void scan_inflight(struct sock *x, void (*func)(struct unix_sock *),
struct sk_buff_head *hitlist)
{
struct sk_buff *skb;
* if it indeed does so
*/
struct sock *sk = unix_get_socket(*fp++);
- if(sk) {
+ if (sk) {
hit = true;
- func(sk);
+ func(unix_sk(sk));
}
}
if (hit && hitlist != NULL) {
spin_unlock(&x->sk_receive_queue.lock);
}
-static void scan_children(struct sock *x, void (*func)(struct sock *),
+static void scan_children(struct sock *x, void (*func)(struct unix_sock *),
struct sk_buff_head *hitlist)
{
if (x->sk_state != TCP_LISTEN)
}
}
-static void dec_inflight(struct sock *sk)
+static void dec_inflight(struct unix_sock *usk)
{
- atomic_dec(&unix_sk(sk)->inflight);
+ atomic_dec(&usk->inflight);
}
-static void inc_inflight(struct sock *sk)
+static void inc_inflight(struct unix_sock *usk)
{
- atomic_inc(&unix_sk(sk)->inflight);
+ atomic_inc(&usk->inflight);
}
-static void inc_inflight_move_tail(struct sock *sk)
+static void inc_inflight_move_tail(struct unix_sock *u)
{
- struct unix_sock *u = unix_sk(sk);
-
atomic_inc(&u->inflight);
/*
* If this is still a candidate, move it to the end of the
projects / linux-2.6-omap-h63xx.git / commitdiff