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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/ipv6/ip6mr.c
View File

@@ -439,19 +439,6 @@ static const struct seq_operations ip6mr_vif_seq_ops = {
.show = ip6mr_vif_seq_show,
};
static int ip6mr_vif_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &ip6mr_vif_seq_ops,
sizeof(struct mr_vif_iter));
}
static const struct file_operations ip6mr_vif_fops = {
.open = ip6mr_vif_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
static void *ipmr_mfc_seq_start(struct seq_file *seq, loff_t *pos)
{
struct net *net = seq_file_net(seq);
@@ -512,19 +499,6 @@ static const struct seq_operations ipmr_mfc_seq_ops = {
.stop = mr_mfc_seq_stop,
.show = ipmr_mfc_seq_show,
};
static int ipmr_mfc_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &ipmr_mfc_seq_ops,
sizeof(struct mr_mfc_iter));
}
static const struct file_operations ip6mr_mfc_fops = {
.open = ipmr_mfc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
#endif
#ifdef CONFIG_IPV6_PIMSM_V2
@@ -1316,9 +1290,11 @@ static int __net_init ip6mr_net_init(struct net *net)
#ifdef CONFIG_PROC_FS
err = -ENOMEM;
if (!proc_create("ip6_mr_vif", 0, net->proc_net, &ip6mr_vif_fops))
if (!proc_create_net("ip6_mr_vif", 0, net->proc_net, &ip6mr_vif_seq_ops,
sizeof(struct mr_vif_iter)))
goto proc_vif_fail;
if (!proc_create("ip6_mr_cache", 0, net->proc_net, &ip6mr_mfc_fops))
if (!proc_create_net("ip6_mr_cache", 0, net->proc_net, &ipmr_mfc_seq_ops,
sizeof(struct mr_mfc_iter)))
goto proc_cache_fail;
#endif