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| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 23:19:29 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-10 11:12:08 -0800 |
| commit | b7ceabd9b528417973619c5b655bc5b21857ac36 (patch) | |
| tree | c253a00794dc2078f03eb2690c0a99e020596395 /net/packet | |
| parent | b999748acce739675a5e9420f21e54b8cbad9d81 (diff) | |
| download | linux-stable-b7ceabd9b528417973619c5b655bc5b21857ac36.tar.gz linux-stable-b7ceabd9b528417973619c5b655bc5b21857ac36.tar.bz2 linux-stable-b7ceabd9b528417973619c5b655bc5b21857ac36.zip | |
net: packet: use seq_hlist_foo() helpers
Simplify seq_file code.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet')
| -rw-r--r-- | net/packet/af_packet.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 6ecb426bc0cf..10f7295bcefb 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2510,33 +2510,19 @@ static struct notifier_block packet_netdev_notifier = { }; #ifdef CONFIG_PROC_FS -static inline struct sock *packet_seq_idx(struct net *net, loff_t off) -{ - struct sock *s; - struct hlist_node *node; - - sk_for_each(s, node, &net->packet.sklist) { - if (!off--) - return s; - } - return NULL; -} static void *packet_seq_start(struct seq_file *seq, loff_t *pos) __acquires(seq_file_net(seq)->packet.sklist_lock) { struct net *net = seq_file_net(seq); read_lock(&net->packet.sklist_lock); - return *pos ? packet_seq_idx(net, *pos - 1) : SEQ_START_TOKEN; + return seq_hlist_start_head(&net->packet.sklist, *pos); } static void *packet_seq_next(struct seq_file *seq, void *v, loff_t *pos) { struct net *net = seq_file_net(seq); - ++*pos; - return (v == SEQ_START_TOKEN) - ? sk_head(&net->packet.sklist) - : sk_next((struct sock *)v) ; + return seq_hlist_next(v, &net->packet.sklist, pos); } static void packet_seq_stop(struct seq_file *seq, void *v) @@ -2551,7 +2537,7 @@ static int packet_seq_show(struct seq_file *seq, void *v) if (v == SEQ_START_TOKEN) seq_puts(seq, "sk RefCnt Type Proto Iface R Rmem User Inode\n"); else { - struct sock *s = v; + struct sock *s = sk_entry(v); const struct packet_sock *po = pkt_sk(s); seq_printf(seq, |