[PATCH 3/4] fs: proc: remove PDE_DATA()

From: Muchun Song
Date: Mon Nov 01 2021 - 06:04:33 EST


There is no users of PDE_DATA() and we do not need it anymore,
just remove it.

Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
---
fs/proc/generic.c | 6 ------
fs/proc/internal.h | 5 -----
include/linux/proc_fs.h | 2 --
3 files changed, 13 deletions(-)

diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 5b78739e60e4..f2132407e133 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -791,12 +791,6 @@ void proc_remove(struct proc_dir_entry *de)
}
EXPORT_SYMBOL(proc_remove);

-void *PDE_DATA(const struct inode *inode)
-{
- return __PDE_DATA(inode);
-}
-EXPORT_SYMBOL(PDE_DATA);
-
/*
* Pull a user buffer into memory and pass it to the file's write handler if
* one is supplied. The ->write() method is permitted to modify the
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 03415f3fb3a8..06a80f78433d 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -115,11 +115,6 @@ 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(const struct inode *inode)
{
return PROC_I(inode)->pid;
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 069c7fd95396..ec59ccce4308 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -110,7 +110,6 @@ extern struct proc_dir_entry *proc_create_data(const char *, umode_t,
struct proc_dir_entry *proc_create(const char *name, umode_t mode, struct proc_dir_entry *parent, const struct proc_ops *proc_ops);
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 *);
extern void proc_remove(struct proc_dir_entry *);
extern void remove_proc_entry(const char *, struct proc_dir_entry *);
@@ -183,7 +182,6 @@ static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,

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;}
static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; }

static inline void proc_remove(struct proc_dir_entry *de) {}
--
2.11.0