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authorChristoph Hellwig <hch@lst.de>2018-04-24 18:05:17 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:23:35 +0300
commit44414d82cfe0f68cb59d0a42f599ccd893ae0032 (patch)
treef89c89cf2f7c919c22bcf3dac566c89eac6d2ff4 /net/decnet
parentfddda2b7b521185f3aa018f9559eb33b0aee53a9 (diff)
downloadlinux-44414d82cfe0f68cb59d0a42f599ccd893ae0032.tar.xz
proc: introduce proc_create_seq_private
Variant of proc_create_data that directly take a struct seq_operations argument + a private state size and drastically reduces the boilerplate code in the callers. All trivial callers converted over. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/af_decnet.c17
-rw-r--r--net/decnet/dn_route.c19
2 files changed, 6 insertions, 30 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 32751602767f..7d6ff983ba2c 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -2314,19 +2314,6 @@ static const struct seq_operations dn_socket_seq_ops = {
.stop = dn_socket_seq_stop,
.show = dn_socket_seq_show,
};
-
-static int dn_socket_seq_open(struct inode *inode, struct file *file)
-{
- return seq_open_private(file, &dn_socket_seq_ops,
- sizeof(struct dn_iter_state));
-}
-
-static const struct file_operations dn_socket_seq_fops = {
- .open = dn_socket_seq_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release_private,
-};
#endif
static const struct net_proto_family dn_family_ops = {
@@ -2383,7 +2370,9 @@ static int __init decnet_init(void)
dev_add_pack(&dn_dix_packet_type);
register_netdevice_notifier(&dn_dev_notifier);
- proc_create("decnet", 0444, init_net.proc_net, &dn_socket_seq_fops);
+ proc_create_seq_private("decnet", 0444, init_net.proc_net,
+ &dn_socket_seq_ops, sizeof(struct dn_iter_state),
+ NULL);
dn_register_sysctl();
out:
return rc;
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index eca0cc6b761f..e74765024d88 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1852,20 +1852,6 @@ static const struct seq_operations dn_rt_cache_seq_ops = {
.stop = dn_rt_cache_seq_stop,
.show = dn_rt_cache_seq_show,
};
-
-static int dn_rt_cache_seq_open(struct inode *inode, struct file *file)
-{
- return seq_open_private(file, &dn_rt_cache_seq_ops,
- sizeof(struct dn_rt_cache_iter_state));
-}
-
-static const struct file_operations dn_rt_cache_seq_fops = {
- .open = dn_rt_cache_seq_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release_private,
-};
-
#endif /* CONFIG_PROC_FS */
void __init dn_route_init(void)
@@ -1918,8 +1904,9 @@ void __init dn_route_init(void)
dn_dst_ops.gc_thresh = (dn_rt_hash_mask + 1);
- proc_create("decnet_cache", 0444, init_net.proc_net,
- &dn_rt_cache_seq_fops);
+ proc_create_seq_private("decnet_cache", 0444, init_net.proc_net,
+ &dn_rt_cache_seq_ops,
+ sizeof(struct dn_rt_cache_iter_state), NULL);
#ifdef CONFIG_DECNET_ROUTER
rtnl_register_module(THIS_MODULE, PF_DECnet, RTM_GETROUTE,