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proc: introduce proc_create_net{,_data}

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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
parent a2dcdee374
commit c350637227
57 changed files with 202 additions and 939 deletions
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17
net/unix/af_unix.c
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@ -2852,20 +2852,6 @@ static const struct seq_operations unix_seq_ops = {
.stop = unix_seq_stop,
.show = unix_seq_show,
};
static int unix_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &unix_seq_ops,
sizeof(struct seq_net_private));
}
static const struct file_operations unix_seq_fops = {
.open = unix_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
#endif
static const struct net_proto_family unix_family_ops = {
@ -2884,7 +2870,8 @@ static int __net_init unix_net_init(struct net *net)
goto out;
#ifdef CONFIG_PROC_FS
if (!proc_create("unix", 0, net->proc_net, &unix_seq_fops)) {
if (!proc_create_net("unix", 0, net->proc_net, &unix_seq_ops,
sizeof(struct seq_net_private))) {
unix_sysctl_unregister(net);
goto out;
}