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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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32
net/ipv4/fib_trie.c
View File

@@ -2533,19 +2533,6 @@ static const struct seq_operations fib_trie_seq_ops = {
.show = fib_trie_seq_show,
};
static int fib_trie_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &fib_trie_seq_ops,
sizeof(struct fib_trie_iter));
}
static const struct file_operations fib_trie_fops = {
.open = fib_trie_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
struct fib_route_iter {
struct seq_net_private p;
struct fib_table *main_tb;
@@ -2726,29 +2713,18 @@ static const struct seq_operations fib_route_seq_ops = {
.show = fib_route_seq_show,
};
static int fib_route_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &fib_route_seq_ops,
sizeof(struct fib_route_iter));
}
static const struct file_operations fib_route_fops = {
.open = fib_route_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
int __net_init fib_proc_init(struct net *net)
{
if (!proc_create("fib_trie", 0444, net->proc_net, &fib_trie_fops))
if (!proc_create_net("fib_trie", 0444, net->proc_net, &fib_trie_seq_ops,
sizeof(struct fib_trie_iter)))
goto out1;
if (!proc_create("fib_triestat", 0444, net->proc_net,
&fib_triestat_fops))
goto out2;
if (!proc_create("route", 0444, net->proc_net, &fib_route_fops))
if (!proc_create_net("route", 0444, net->proc_net, &fib_route_seq_ops,
sizeof(struct fib_route_iter)))
goto out3;
return 0;