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authorAl Viro <viro@zeniv.linux.org.uk>2014-11-01 11:10:28 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-10 21:30:57 -0500
commit3d3d35b1e94ec918fc0ae670663235bf197d8609 (patch)
tree28f1f6c1061c118544ff626bc336e826b270f2ca /fs
parente149ed2b805fefdccf7ccdfc19eca22fdd4514ac (diff)
downloadop-kernel-dev-3d3d35b1e94ec918fc0ae670663235bf197d8609.zip
op-kernel-dev-3d3d35b1e94ec918fc0ae670663235bf197d8609.tar.gz
kill proc_ns completely
procfs inodes need only the ns_ops part; nsfs inodes don't need it at all Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/inode.c3
-rw-r--r--fs/proc/internal.h7
-rw-r--r--fs/proc/namespaces.c6
3 files changed, 5 insertions, 11 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 57a9be9..8420a2f 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -66,8 +66,7 @@ static struct inode *proc_alloc_inode(struct super_block *sb)
ei->pde = NULL;
ei->sysctl = NULL;
ei->sysctl_entry = NULL;
- ei->ns.ns = NULL;
- ei->ns.ns_ops = NULL;
+ ei->ns_ops = NULL;
inode = &ei->vfs_inode;
inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
return inode;
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 0fabc48..d689fd6 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -57,11 +57,6 @@ union proc_op {
struct task_struct *task);
};
-struct proc_ns {
- struct ns_common *ns;
- const struct proc_ns_operations *ns_ops;
-};
-
struct proc_inode {
struct pid *pid;
int fd;
@@ -69,7 +64,7 @@ struct proc_inode {
struct proc_dir_entry *pde;
struct ctl_table_header *sysctl;
struct ctl_table *sysctl_entry;
- struct proc_ns ns;
+ const struct proc_ns_operations *ns_ops;
struct inode vfs_inode;
};
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index aaaac77..c9eac45 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -33,7 +33,7 @@ static const struct proc_ns_operations *ns_entries[] = {
static void *proc_ns_follow_link(struct dentry *dentry, struct nameidata *nd)
{
struct inode *inode = dentry->d_inode;
- const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns.ns_ops;
+ const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns_ops;
struct task_struct *task;
struct path ns_path;
void *error = ERR_PTR(-EACCES);
@@ -54,7 +54,7 @@ static void *proc_ns_follow_link(struct dentry *dentry, struct nameidata *nd)
static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int buflen)
{
struct inode *inode = dentry->d_inode;
- const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns.ns_ops;
+ const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns_ops;
struct task_struct *task;
char name[50];
int res = -EACCES;
@@ -92,7 +92,7 @@ static int proc_ns_instantiate(struct inode *dir,
ei = PROC_I(inode);
inode->i_mode = S_IFLNK|S_IRWXUGO;
inode->i_op = &proc_ns_link_inode_operations;
- ei->ns.ns_ops = ns_ops;
+ ei->ns_ops = ns_ops;
d_set_d_op(dentry, &pid_dentry_operations);
d_add(dentry, inode);
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