diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2014-11-01 08:13:17 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-12-04 20:34:54 +0100 |
| commit | f77c80142e1afe6d5c16975ca5d7d1fc324b16f9 (patch) | |
| tree | c2c8f726402610aee77ccca0627a4c38f944640b /net | |
| parent | copy address of proc_ns_ops into ns_common (diff) | |
| download | linux-f77c80142e1afe6d5c16975ca5d7d1fc324b16f9.tar.xz linux-f77c80142e1afe6d5c16975ca5d7d1fc324b16f9.zip | |
bury struct proc_ns in fs/proc
a) make get_proc_ns() return a pointer to struct ns_common
b) mirror ns_ops in dentry->d_fsdata of ns dentries, so that
is_mnt_ns_file() could get away with fewer dereferences.
That way struct proc_ns becomes invisible outside of fs/proc/*.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/net_namespace.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index 4d4acaf7b498..ce780c722e48 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -337,7 +337,6 @@ EXPORT_SYMBOL_GPL(__put_net); struct net *get_net_ns_by_fd(int fd) { - struct proc_ns *ei; struct file *file; struct ns_common *ns; struct net *net; @@ -346,8 +345,7 @@ struct net *get_net_ns_by_fd(int fd) if (IS_ERR(file)) return ERR_CAST(file); - ei = get_proc_ns(file_inode(file)); - ns = ei->ns; + ns = get_proc_ns(file_inode(file)); if (ns->ops == &netns_operations) net = get_net(container_of(ns, struct net, ns)); else |