1 /* internal.h: internal procfs definitions
3 * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
12 #include <linux/proc_fs.h>
14 #ifdef CONFIG_PROC_SYSCTL
15 extern int proc_sys_init(void);
17 static inline void proc_sys_init(void) { }
20 extern int proc_net_init(void);
22 static inline int proc_net_init(void) { return 0; }
27 unsigned long largest_chunk;
30 extern struct mm_struct *mm_for_maps(struct task_struct *);
33 #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
34 extern void get_vmalloc_info(struct vmalloc_info *vmi);
37 #define VMALLOC_TOTAL 0UL
38 #define get_vmalloc_info(vmi) \
41 (vmi)->largest_chunk = 0; \
44 extern int nommu_vma_show(struct seq_file *, struct vm_area_struct *);
47 extern int maps_protect;
49 extern void create_seq_entry(char *name, mode_t mode,
50 const struct file_operations *f);
51 extern int proc_exe_link(struct inode *, struct path *);
52 extern int proc_tid_stat(struct seq_file *m, struct pid_namespace *ns,
53 struct pid *pid, struct task_struct *task);
54 extern int proc_tgid_stat(struct seq_file *m, struct pid_namespace *ns,
55 struct pid *pid, struct task_struct *task);
56 extern int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
57 struct pid *pid, struct task_struct *task);
58 extern int proc_pid_statm(struct seq_file *m, struct pid_namespace *ns,
59 struct pid *pid, struct task_struct *task);
60 extern loff_t mem_lseek(struct file *file, loff_t offset, int orig);
62 extern const struct file_operations proc_maps_operations;
63 extern const struct file_operations proc_numa_maps_operations;
64 extern const struct file_operations proc_smaps_operations;
65 extern const struct file_operations proc_clear_refs_operations;
66 extern const struct file_operations proc_pagemap_operations;
68 void free_proc_entry(struct proc_dir_entry *de);
70 int proc_init_inodecache(void);
72 static inline struct pid *proc_pid(struct inode *inode)
74 return PROC_I(inode)->pid;
77 static inline struct task_struct *get_proc_task(struct inode *inode)
79 return get_pid_task(proc_pid(inode), PIDTYPE_PID);
82 static inline int proc_fd(struct inode *inode)
84 return PROC_I(inode)->fd;