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proc: Make the PROC_I() and PDE() macros internal to procfs

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Make the PROC_I() and PDE() macros internal to procfs.  This means making
PDE_DATA() out of line.  This could be made more optimal by storing
PDE()->data into inode->i_private.

Also provide a __PDE_DATA() that is inline and internal to procfs.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
David Howells 2013-04-12 18:03:36 +01:00 • committed by Al Viro
parent a8ca16ea7b
commit c30480b92c
4 changed files with 28 additions and 17 deletions
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17
include/linux/proc_fs.h
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@ -87,6 +87,7 @@ static inline struct proc_dir_entry *proc_create(const char *name, umode_t mode,
extern void proc_set_size(struct proc_dir_entry *, loff_t);
extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t);
extern void *PDE_DATA(const struct inode *);
extern void *proc_get_parent_data(const struct inode *);
#else
@ -116,6 +117,7 @@ static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
umode_t mode, struct proc_dir_entry *parent) { return NULL; }
static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;}
#endif /* CONFIG_PROC_FS */
@ -142,21 +144,6 @@ struct proc_inode {
struct inode vfs_inode;
};
static inline struct proc_inode *PROC_I(const struct inode *inode)
{
return container_of(inode, struct proc_inode, vfs_inode);
}
static inline struct proc_dir_entry *PDE(const struct inode *inode)
{
return PROC_I(inode)->pde;
}
static inline void *PDE_DATA(const struct inode *inode)
{
return PROC_I(inode)->pde->data;
}
static inline struct proc_dir_entry *proc_net_mkdir(
struct net *net, const char *name, struct proc_dir_entry *parent)
{