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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/kcm | |
| parent | c3506372277779fccbffee2475400fcd689d5738 (diff) | |
| download | lwn-3617d9496cd92dcca4d0893191d95554590d8d9f.tar.gz lwn-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/kcm')
| -rw-r--r-- | net/kcm/kcmproc.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/net/kcm/kcmproc.c b/net/kcm/kcmproc.c index 6283ed2f43b2..370da2f80e3c 100644 --- a/net/kcm/kcmproc.c +++ b/net/kcm/kcmproc.c @@ -345,22 +345,10 @@ static int kcm_stats_seq_show(struct seq_file *seq, void *v) return 0; } -static int kcm_stats_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, kcm_stats_seq_show); -} - -static const struct file_operations kcm_stats_seq_fops = { - .open = kcm_stats_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - static int kcm_proc_init_net(struct net *net) { - if (!proc_create("kcm_stats", 0444, net->proc_net, - &kcm_stats_seq_fops)) + if (!proc_create_net_single("kcm_stats", 0444, net->proc_net, + kcm_stats_seq_show, NULL)) goto out_kcm_stats; if (!proc_create_net("kcm", 0444, net->proc_net, &kcm_seq_ops, |