2005-04-16 22:20:36 +00:00
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/* internal.h: internal procfs definitions
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*
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* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/proc_fs.h>
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2007-04-02 06:49:35 +00:00
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#ifdef CONFIG_PROC_SYSCTL
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2007-02-14 08:34:12 +00:00
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extern int proc_sys_init(void);
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2007-04-02 06:49:35 +00:00
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#else
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static inline void proc_sys_init(void) { }
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#endif
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2007-09-12 10:01:34 +00:00
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#ifdef CONFIG_NET
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extern int proc_net_init(void);
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#else
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static inline int proc_net_init(void) { return 0; }
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#endif
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2007-02-14 08:34:12 +00:00
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2005-04-16 22:20:36 +00:00
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struct vmalloc_info {
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unsigned long used;
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unsigned long largest_chunk;
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};
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2008-01-02 14:09:57 +00:00
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extern struct mm_struct *mm_for_maps(struct task_struct *);
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2005-04-16 22:20:36 +00:00
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#ifdef CONFIG_MMU
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#define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
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extern void get_vmalloc_info(struct vmalloc_info *vmi);
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#else
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#define VMALLOC_TOTAL 0UL
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#define get_vmalloc_info(vmi) \
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do { \
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(vmi)->used = 0; \
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(vmi)->largest_chunk = 0; \
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} while(0)
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2006-09-27 08:50:19 +00:00
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extern int nommu_vma_show(struct seq_file *, struct vm_area_struct *);
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2005-04-16 22:20:36 +00:00
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#endif
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2007-05-08 07:26:04 +00:00
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extern int maps_protect;
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2008-02-08 12:18:31 +00:00
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extern void create_seq_entry(char *name, mode_t mode,
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const struct file_operations *f);
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2005-04-16 22:20:36 +00:00
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extern int proc_exe_link(struct inode *, struct dentry **, struct vfsmount **);
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2008-02-08 12:18:31 +00:00
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extern int proc_tid_stat(struct seq_file *m, struct pid_namespace *ns,
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struct pid *pid, struct task_struct *task);
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extern int proc_tgid_stat(struct seq_file *m, struct pid_namespace *ns,
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struct pid *pid, struct task_struct *task);
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2005-04-16 22:20:36 +00:00
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extern int proc_pid_status(struct task_struct *, char *);
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2008-02-08 12:18:32 +00:00
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extern int proc_pid_statm(struct seq_file *m, struct pid_namespace *ns,
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struct pid *pid, struct task_struct *task);
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2008-02-05 06:29:04 +00:00
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extern loff_t mem_lseek(struct file *file, loff_t offset, int orig);
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2005-04-16 22:20:36 +00:00
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2007-02-12 08:55:34 +00:00
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extern const struct file_operations proc_maps_operations;
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extern const struct file_operations proc_numa_maps_operations;
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extern const struct file_operations proc_smaps_operations;
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2008-02-05 06:29:03 +00:00
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extern const struct file_operations proc_clear_refs_operations;
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2008-02-05 06:29:04 +00:00
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extern const struct file_operations proc_pagemap_operations;
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2006-06-26 07:25:55 +00:00
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2006-01-08 09:04:16 +00:00
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void free_proc_entry(struct proc_dir_entry *de);
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int proc_init_inodecache(void);
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2006-06-26 07:25:56 +00:00
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static inline struct pid *proc_pid(struct inode *inode)
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2006-06-26 07:25:55 +00:00
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{
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2006-06-26 07:25:56 +00:00
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return PROC_I(inode)->pid;
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2006-06-26 07:25:55 +00:00
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}
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static inline struct task_struct *get_proc_task(struct inode *inode)
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2005-04-16 22:20:36 +00:00
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{
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2006-06-26 07:25:56 +00:00
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return get_pid_task(proc_pid(inode), PIDTYPE_PID);
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2005-04-16 22:20:36 +00:00
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}
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2006-06-26 07:25:44 +00:00
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static inline int proc_fd(struct inode *inode)
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2005-04-16 22:20:36 +00:00
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{
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2006-06-26 07:25:44 +00:00
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return PROC_I(inode)->fd;
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2005-04-16 22:20:36 +00:00
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}
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