procfs: new helper - PDE_DATA(inode)

The only part of proc_dir_entry the code outside of fs/proc
really cares about is PDE(inode)->data.  Provide a helper
for that; static inline for now, eventually will be moved
to fs/proc, along with the knowledge of struct proc_dir_entry
layout.

Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2013-03-31 18:16:14 -04:00
commit d9dda78bad
95 changed files with 243 additions and 302 deletions

View file

@ -104,14 +104,14 @@ static int srm_env_proc_show(struct seq_file *m, void *v)
static int srm_env_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, srm_env_proc_show, PDE(inode)->data);
return single_open(file, srm_env_proc_show, PDE_DATA(inode));
}
static ssize_t srm_env_proc_write(struct file *file, const char __user *buffer,
size_t count, loff_t *pos)
{
int res;
srm_env_t *entry = PDE(file_inode(file))->data;
srm_env_t *entry = PDE_DATA(file_inode(file));
char *buf = (char *) __get_free_page(GFP_USER);
unsigned long ret1, ret2;