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-rw-r--r--fs/proc/internal.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
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1/* internal.h: internal procfs definitions
2 *
3 * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
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.
10 */
11
12#include <linux/proc_fs.h>
13
14struct vmalloc_info {
15 unsigned long used;
16 unsigned long largest_chunk;
17};
18
19#ifdef CONFIG_MMU
20#define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
21extern void get_vmalloc_info(struct vmalloc_info *vmi);
22#else
23
24#define VMALLOC_TOTAL 0UL
25#define get_vmalloc_info(vmi) \
26do { \
27 (vmi)->used = 0; \
28 (vmi)->largest_chunk = 0; \
29} while(0)
30
31#endif
32
33extern void create_seq_entry(char *name, mode_t mode, struct file_operations *f);
34extern int proc_exe_link(struct inode *, struct dentry **, struct vfsmount **);
35extern int proc_tid_stat(struct task_struct *, char *);
36extern int proc_tgid_stat(struct task_struct *, char *);
37extern int proc_pid_status(struct task_struct *, char *);
38extern int proc_pid_statm(struct task_struct *, char *);
39
40static inline struct task_struct *proc_task(struct inode *inode)
41{
42 return PROC_I(inode)->task;
43}
44
45static inline int proc_type(struct inode *inode)
46{
47 return PROC_I(inode)->type;
48}