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/* internal.h: internal procfs definitions
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/proc_fs.h>
#include <linux/task_ref.h>
struct vmalloc_info {
unsigned long used;
unsigned long largest_chunk;
};
#ifdef CONFIG_MMU
#define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
extern void get_vmalloc_info(struct vmalloc_info *vmi);
#else
#define VMALLOC_TOTAL 0UL
#define get_vmalloc_info(vmi) \
do { \
(vmi)->used = 0; \
(vmi)->largest_chunk = 0; \
} while(0)
#endif
extern void create_seq_entry(char *name, mode_t mode, const struct file_operations *f);
extern int proc_exe_link(struct inode *, struct dentry **, struct vfsmount **);
extern int proc_tid_stat(struct task_struct *, char *);
extern int proc_tgid_stat(struct task_struct *, char *);
extern int proc_pid_status(struct task_struct *, char *);
extern int proc_pid_statm(struct task_struct *, char *);
extern struct file_operations proc_maps_operations;
extern struct file_operations proc_numa_maps_operations;
extern struct file_operations proc_smaps_operations;
extern struct file_operations proc_maps_operations;
extern struct file_operations proc_numa_maps_operations;
extern struct file_operations proc_smaps_operations;
void free_proc_entry(struct proc_dir_entry *de);
int proc_init_inodecache(void);
static inline struct task_ref *proc_tref(struct inode *inode)
{
return PROC_I(inode)->tref;
}
static inline struct task_struct *get_proc_task(struct inode *inode)
{
return get_tref_task(proc_tref(inode));
}
static inline int proc_fd(struct inode *inode)
{
return PROC_I(inode)->fd;
}
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