proc: introduce proc_create_net{,_data}

Variants of proc_create{,_data} that directly take a struct seq_operations
and deal with network namespaces in ->open and ->release.  All callers of
proc_create + seq_open_net converted over, and seq_{open,release}_net are
removed entirely.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-10 19:42:55 +02:00
förälder a2dcdee374
incheckning c350637227
57 ändrade filer med 202 tillägg och 939 borttagningar

Visa fil

@@ -73,19 +73,6 @@ static const struct seq_operations vlan_seq_ops = {
.show = vlan_seq_show,
};
static int vlan_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &vlan_seq_ops,
sizeof(struct seq_net_private));
}
static const struct file_operations vlan_fops = {
.open = vlan_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
/*
* Proc filesystem directory entries.
*/
@@ -132,8 +119,9 @@ int __net_init vlan_proc_init(struct net *net)
if (!vn->proc_vlan_dir)
goto err;
vn->proc_vlan_conf = proc_create(name_conf, S_IFREG | 0600,
vn->proc_vlan_dir, &vlan_fops);
vn->proc_vlan_conf = proc_create_net(name_conf, S_IFREG | 0600,
vn->proc_vlan_dir, &vlan_seq_ops,
sizeof(struct seq_net_private));
if (!vn->proc_vlan_conf)
goto err;
return 0;