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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 <[email protected]>
This commit is contained in:
Christoph Hellwig 2018-04-10 19:42:55 +02:00
commit c350637227
57 changed files with 202 additions and 939 deletions
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16
net/kcm/kcmproc.c
View file

@ -239,19 +239,6 @@ static const struct seq_operations kcm_seq_ops = {
.stop = kcm_seq_stop,
};
static int kcm_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &kcm_seq_ops,
sizeof(struct kcm_proc_mux_state));
}
static const struct file_operations kcm_seq_fops = {
.open = kcm_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
static int kcm_stats_seq_show(struct seq_file *seq, void *v)
{
struct kcm_psock_stats psock_stats;
@ -376,7 +363,8 @@ static int kcm_proc_init_net(struct net *net)
&kcm_stats_seq_fops))
goto out_kcm_stats;
if (!proc_create("kcm", 0444, net->proc_net, &kcm_seq_fops))
if (!proc_create_net("kcm", 0444, net->proc_net, &kcm_seq_ops,
sizeof(struct kcm_proc_mux_state)))
goto out_kcm;
return 0;