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proc: introduce proc_create_seq{,_data}

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Variants of proc_create{,_data} that directly take a struct seq_operations
argument and drastically reduces the boilerplate code in the callers.

All trivial callers converted over.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-13 19:44:18 +02:00
parent 7aed53d1df
commit fddda2b7b5
53 changed files with 151 additions and 925 deletions
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16
net/sctp/objcnt.c
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@@ -108,25 +108,13 @@ static const struct seq_operations sctp_objcnt_seq_ops = {
.show = sctp_objcnt_seq_show,
};
static int sctp_objcnt_seq_open(struct inode *inode, struct file *file)
{
return seq_open(file, &sctp_objcnt_seq_ops);
}
static const struct file_operations sctp_objcnt_ops = {
.open = sctp_objcnt_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
/* Initialize the objcount in the proc filesystem. */
void sctp_dbg_objcnt_init(struct net *net)
{
struct proc_dir_entry *ent;
ent = proc_create("sctp_dbg_objcnt", 0,
net->sctp.proc_net_sctp, &sctp_objcnt_ops);
ent = proc_create_seq("sctp_dbg_objcnt", 0,
net->sctp.proc_net_sctp, &sctp_objcnt_seq_ops);
if (!ent)
pr_warn("sctp_dbg_objcnt: Unable to create /proc entry.\n");
}