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ipv{4,6}/tcp: simplify procfs registration

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Avoid most of the afinfo indirections and just call the proc helpers
directly.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-11 09:31:28 +02:00
parent a3d2599b24
commit 37d849bb42
3 changed files with 53 additions and 70 deletions
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11
include/net/tcp.h
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@@ -1747,27 +1747,22 @@ enum tcp_seq_states {
TCP_SEQ_STATE_ESTABLISHED,
};
int tcp_seq_open(struct inode *inode, struct file *file);
void *tcp_seq_start(struct seq_file *seq, loff_t *pos);
void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos);
void tcp_seq_stop(struct seq_file *seq, void *v);
struct tcp_seq_afinfo {
char *name;
sa_family_t family;
const struct file_operations *seq_fops;
struct seq_operations seq_ops;
};
struct tcp_iter_state {
struct seq_net_private p;
sa_family_t family;
enum tcp_seq_states state;
struct sock *syn_wait_sk;
int bucket, offset, sbucket, num;
loff_t last_pos;
};
int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo);
void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo);
extern struct request_sock_ops tcp_request_sock_ops;
extern struct request_sock_ops tcp6_request_sock_ops;