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| author | Christoph Hellwig <hch@lst.de> | 2018-04-13 20:38:35 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-16 07:24:30 +0200 |
| commit | 3617d9496cd92dcca4d0893191d95554590d8d9f (patch) | |
| tree | 3054a4c965a42aa4375b08f92b111e1943cd41c5 /net/ipv6 | |
| parent | c3506372277779fccbffee2475400fcd689d5738 (diff) | |
| download | blackbird-op-linux-3617d9496cd92dcca4d0893191d95554590d8d9f.tar.gz blackbird-op-linux-3617d9496cd92dcca4d0893191d95554590d8d9f.zip | |
proc: introduce proc_create_net_single
Variant of proc_create_data that directly take a seq_file show
callback and deals with network namespaces in ->open and ->release.
All callers of proc_create + single_open_net converted over, and
single_{open,release}_net are removed entirely.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/proc.c | 31 | ||||
| -rw-r--r-- | net/ipv6/route.c | 15 |
2 files changed, 6 insertions, 40 deletions
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index a0edf194822a..2356b4af7309 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -53,18 +53,6 @@ static int sockstat6_seq_show(struct seq_file *seq, void *v) return 0; } -static int sockstat6_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, sockstat6_seq_show); -} - -static const struct file_operations sockstat6_seq_fops = { - .open = sockstat6_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - static const struct snmp_mib snmp6_ipstats_list[] = { /* ipv6 mib according to RFC 2465 */ SNMP_MIB_ITEM("Ip6InReceives", IPSTATS_MIB_INPKTS), @@ -242,18 +230,6 @@ static int snmp6_seq_show(struct seq_file *seq, void *v) return 0; } -static int snmp6_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, snmp6_seq_show); -} - -static const struct file_operations snmp6_seq_fops = { - .open = snmp6_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - static int snmp6_dev_seq_show(struct seq_file *seq, void *v) { struct inet6_dev *idev = (struct inet6_dev *)seq->private; @@ -302,11 +278,12 @@ int snmp6_unregister_dev(struct inet6_dev *idev) static int __net_init ipv6_proc_init_net(struct net *net) { - if (!proc_create("sockstat6", 0444, net->proc_net, - &sockstat6_seq_fops)) + if (!proc_create_net_single("sockstat6", 0444, net->proc_net, + sockstat6_seq_show, NULL)) return -ENOMEM; - if (!proc_create("snmp6", 0444, net->proc_net, &snmp6_seq_fops)) + if (!proc_create_net_single("snmp6", 0444, net->proc_net, + snmp6_seq_show, NULL)) goto proc_snmp6_fail; net->mib.proc_net_devsnmp6 = proc_mkdir("dev_snmp6", net->proc_net); diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 527b9b644f5a..a6598762d2c1 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -4876,18 +4876,6 @@ static int rt6_stats_seq_show(struct seq_file *seq, void *v) return 0; } - -static int rt6_stats_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, rt6_stats_seq_show); -} - -static const struct file_operations rt6_stats_seq_fops = { - .open = rt6_stats_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; #endif /* CONFIG_PROC_FS */ #ifdef CONFIG_SYSCTL @@ -5094,7 +5082,8 @@ static int __net_init ip6_route_net_init_late(struct net *net) #ifdef CONFIG_PROC_FS proc_create_net("ipv6_route", 0, net->proc_net, &ipv6_route_seq_ops, sizeof(struct ipv6_route_iter)); - proc_create("rt6_stats", 0444, net->proc_net, &rt6_stats_seq_fops); + proc_create_net_single("rt6_stats", 0444, net->proc_net, + rt6_stats_seq_show, NULL); #endif return 0; } |
