diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-04 19:36:58 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-04 19:36:58 -0700 |
commit | 7e20ef030dde0e52dd5a57220ee82fa9facbea4e (patch) | |
tree | 5006db4f85a2d7be2777748aaff2966e79dddc6f /net/decnet/dn_dev.c | |
parent | a3d52136ee8f7399859f9a0824470fd49b1d1a00 (diff) | |
parent | 07d939677166cc4f000c767196872a9becc2697b (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (49 commits)
[SCTP]: Set assoc_id correctly during INIT collision.
[SCTP]: Re-order SCTP initializations to avoid race with sctp_rcv()
[SCTP]: Fix the SO_REUSEADDR handling to be similar to TCP.
[SCTP]: Verify all destination ports in sctp_connectx.
[XFRM] SPD info TLV aggregation
[XFRM] SAD info TLV aggregationx
[AF_RXRPC]: Sort out MTU handling.
[AF_IUCV/IUCV] : Add missing section annotations
[AF_IUCV]: Implementation of a skb backlog queue
[NETLINK]: Remove bogus BUG_ON
[IPV6]: Some cleanups in include/net/ipv6.h
[TCP]: zero out rx_opt in tcp_disconnect()
[BNX2]: Fix TSO problem with small MSS.
[NET]: Rework dev_base via list_head (v3)
[TCP] Highspeed: Limited slow-start is nowadays in tcp_slow_start
[BNX2]: Update version and reldate.
[BNX2]: Print bus information for PCIE devices.
[BNX2]: Add 1-shot MSI handler for 5709.
[BNX2]: Restructure PHY event handling.
[BNX2]: Add indirect spinlock.
...
Diffstat (limited to 'net/decnet/dn_dev.c')
-rw-r--r-- | net/decnet/dn_dev.c | 85 |
1 files changed, 41 insertions, 44 deletions
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 5c2a9951b638..764a56a13e38 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -799,9 +799,10 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) skip_ndevs = cb->args[0]; skip_naddr = cb->args[1]; - for (dev = dev_base, idx = 0; dev; dev = dev->next, idx++) { + idx = 0; + for_each_netdev(dev) { if (idx < skip_ndevs) - continue; + goto cont; else if (idx > skip_ndevs) { /* Only skip over addresses for first dev dumped * in this iteration (idx == skip_ndevs) */ @@ -809,18 +810,20 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) } if ((dn_db = dev->dn_ptr) == NULL) - continue; + goto cont; for (ifa = dn_db->ifa_list, dn_idx = 0; ifa; ifa = ifa->ifa_next, dn_idx++) { if (dn_idx < skip_naddr) - continue; + goto cont; if (dn_nl_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq, RTM_NEWADDR, NLM_F_MULTI) < 0) goto done; } +cont: + idx++; } done: cb->args[0] = idx; @@ -1296,7 +1299,7 @@ void dn_dev_devices_off(void) struct net_device *dev; rtnl_lock(); - for(dev = dev_base; dev; dev = dev->next) + for_each_netdev(dev) dn_dev_down(dev); rtnl_unlock(); @@ -1307,7 +1310,7 @@ void dn_dev_devices_on(void) struct net_device *dev; rtnl_lock(); - for(dev = dev_base; dev; dev = dev->next) { + for_each_netdev(dev) { if (dev->flags & IFF_UP) dn_dev_up(dev); } @@ -1325,62 +1328,56 @@ int unregister_dnaddr_notifier(struct notifier_block *nb) } #ifdef CONFIG_PROC_FS -static inline struct net_device *dn_dev_get_next(struct seq_file *seq, struct net_device *dev) +static inline int is_dn_dev(struct net_device *dev) { - do { - dev = dev->next; - } while(dev && !dev->dn_ptr); - - return dev; + return dev->dn_ptr != NULL; } -static struct net_device *dn_dev_get_idx(struct seq_file *seq, loff_t pos) +static void *dn_dev_seq_start(struct seq_file *seq, loff_t *pos) { + int i; struct net_device *dev; - dev = dev_base; - if (dev && !dev->dn_ptr) - dev = dn_dev_get_next(seq, dev); - if (pos) { - while(dev && (dev = dn_dev_get_next(seq, dev))) - --pos; - } - return dev; -} + read_lock(&dev_base_lock); -static void *dn_dev_seq_start(struct seq_file *seq, loff_t *pos) -{ - if (*pos) { - struct net_device *dev; - read_lock(&dev_base_lock); - dev = dn_dev_get_idx(seq, *pos - 1); - if (dev == NULL) - read_unlock(&dev_base_lock); - return dev; + if (*pos == 0) + return SEQ_START_TOKEN; + + i = 1; + for_each_netdev(dev) { + if (!is_dn_dev(dev)) + continue; + + if (i++ == *pos) + return dev; } - return SEQ_START_TOKEN; + + return NULL; } static void *dn_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - struct net_device *dev = v; - loff_t one = 1; + struct net_device *dev; - if (v == SEQ_START_TOKEN) { - dev = dn_dev_seq_start(seq, &one); - } else { - dev = dn_dev_get_next(seq, dev); - if (dev == NULL) - read_unlock(&dev_base_lock); - } ++*pos; - return dev; + + dev = (struct net_device *)v; + if (v == SEQ_START_TOKEN) + dev = net_device_entry(&dev_base_head); + + for_each_netdev_continue(dev) { + if (!is_dn_dev(dev)) + continue; + + return dev; + } + + return NULL; } static void dn_dev_seq_stop(struct seq_file *seq, void *v) { - if (v && v != SEQ_START_TOKEN) - read_unlock(&dev_base_lock); + read_unlock(&dev_base_lock); } static char *dn_type2asc(char type) |