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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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48
net/appletalk/atalk_proc.c
View File

@@ -210,42 +210,6 @@ static const struct seq_operations atalk_seq_socket_ops = {
.show = atalk_seq_socket_show,
};
static int atalk_seq_interface_open(struct inode *inode, struct file *file)
{
return seq_open(file, &atalk_seq_interface_ops);
}
static int atalk_seq_route_open(struct inode *inode, struct file *file)
{
return seq_open(file, &atalk_seq_route_ops);
}
static int atalk_seq_socket_open(struct inode *inode, struct file *file)
{
return seq_open(file, &atalk_seq_socket_ops);
}
static const struct file_operations atalk_seq_interface_fops = {
.open = atalk_seq_interface_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static const struct file_operations atalk_seq_route_fops = {
.open = atalk_seq_route_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static const struct file_operations atalk_seq_socket_fops = {
.open = atalk_seq_socket_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static struct proc_dir_entry *atalk_proc_dir;
int __init atalk_proc_init(void)
@@ -257,18 +221,18 @@ int __init atalk_proc_init(void)
if (!atalk_proc_dir)
goto out;
p = proc_create("interface", 0444, atalk_proc_dir,
&atalk_seq_interface_fops);
p = proc_create_seq("interface", 0444, atalk_proc_dir,
&atalk_seq_interface_ops);
if (!p)
goto out_interface;
p = proc_create("route", 0444, atalk_proc_dir,
&atalk_seq_route_fops);
p = proc_create_seq("route", 0444, atalk_proc_dir,
&atalk_seq_route_ops);
if (!p)
goto out_route;
p = proc_create("socket", 0444, atalk_proc_dir,
&atalk_seq_socket_fops);
p = proc_create_seq("socket", 0444, atalk_proc_dir,
&atalk_seq_socket_ops);
if (!p)
goto out_socket;