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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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18
fs/proc/internal.h
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@@ -84,6 +84,24 @@ struct proc_maps_private {
void proc_init_inodecache(void);
/*
* General functions
*/
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 PDE(inode)->data;
}
static inline struct pid *proc_pid(struct inode *inode)
{
return PROC_I(inode)->pid;