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procfs: new helper - PDE_DATA(inode)

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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
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2
fs/ext4/mballoc.c
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@ -2149,7 +2149,7 @@ static const struct seq_operations ext4_mb_seq_groups_ops = {
static int ext4_mb_seq_groups_open(struct inode *inode, struct file *file)
{
struct super_block *sb = PDE(inode)->data;
struct super_block *sb = PDE_DATA(inode);
int rc;
rc = seq_open(file, &ext4_mb_seq_groups_ops);

2
fs/ext4/super.c
View file

@ -1802,7 +1802,7 @@ static int options_seq_show(struct seq_file *seq, void *offset)
static int options_open_fs(struct inode *inode, struct file *file)
{
return single_open(file, options_seq_show, PDE(inode)->data);
return single_open(file, options_seq_show, PDE_DATA(inode));
}
static const struct file_operations ext4_seq_options_fops = {