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 extern struct proc_dir_entry proc_root
;
15 #ifdef CONFIG_PROC_SYSCTL
16 extern int proc_sys_init(void);
18 static inline void proc_sys_init(void) { }
21 extern int proc_net_init(void);
23 static inline int proc_net_init(void) { return 0; }
28 unsigned long largest_chunk
;
31 extern struct mm_struct
*mm_for_maps(struct task_struct
*);
34 #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
35 extern void get_vmalloc_info(struct vmalloc_info
*vmi
);
38 #define VMALLOC_TOTAL 0UL
39 #define get_vmalloc_info(vmi) \
42 (vmi)->largest_chunk = 0; \
45 extern int nommu_vma_show(struct seq_file
*, struct vm_area_struct
*);
48 extern int maps_protect
;
50 extern int proc_tid_stat(struct seq_file
*m
, struct pid_namespace
*ns
,
51 struct pid
*pid
, struct task_struct
*task
);
52 extern int proc_tgid_stat(struct seq_file
*m
, struct pid_namespace
*ns
,
53 struct pid
*pid
, struct task_struct
*task
);
54 extern int proc_pid_status(struct seq_file
*m
, struct pid_namespace
*ns
,
55 struct pid
*pid
, struct task_struct
*task
);
56 extern int proc_pid_statm(struct seq_file
*m
, struct pid_namespace
*ns
,
57 struct pid
*pid
, struct task_struct
*task
);
58 extern loff_t
mem_lseek(struct file
*file
, loff_t offset
, int orig
);
60 extern const struct file_operations proc_maps_operations
;
61 extern const struct file_operations proc_numa_maps_operations
;
62 extern const struct file_operations proc_smaps_operations
;
63 extern const struct file_operations proc_clear_refs_operations
;
64 extern const struct file_operations proc_pagemap_operations
;
65 extern const struct file_operations proc_net_operations
;
66 extern const struct inode_operations proc_net_inode_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
;
87 struct dentry
*proc_lookup_de(struct proc_dir_entry
*de
, struct inode
*ino
,
88 struct dentry
*dentry
);
89 int proc_readdir_de(struct proc_dir_entry
*de
, struct file
*filp
, void *dirent
,