inode.c File Reference

Implementation of the meat of the mumufs. It supports multiple writers and multiple readers. More...

#include <linux/module.h>
#include <linux/fs.h>
#include <linux/pagemap.h>
#include <linux/highmem.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/smp_lock.h>
#include <linux/backing-dev.h>
#include <linux/slab.h>
#include <linux/statfs.h>
#include <asm/uaccess.h>
#include "mountdata.h"
#include "procfs.h"
#include "storage.h"
#include "file.h"

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Defines
#define	MUMUFS_MAGIC   0x710110
Functions
	MODULE_LICENSE ("GPL")
	MODULE_AUTHOR ("Sergey Satskiy")
	MODULE_DESCRIPTION ("MuMu filesystem supports multiple writers and multiple readers")
int	mumufs_get_sb (struct file_system_type *fs_type, int flags, const char *dev_name, void *data, struct vfsmount *mnt)
	Creates mumufs superblock.
void	mumufs_kill_super (struct super_block *sb)
	Kills mumufs superblock.
Variables
struct kmem_cache *	mumufs_storage_cache
	Extern declaration of a global pointer to the struct mumufs_storage cache. The things are done in the inode.c file.

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Detailed Description

Implementation of the meat of the mumufs. It supports multiple writers and multiple readers.

Author:

Sergey Satskiy Copyright (C) 2007 - 2009 Sergey Satskiy.

This file is released under the GPL.

Definition in file inode.c.

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Function Documentation

int mumufs_get_sb	(	struct file_system_type *	fs_type,
		int	flags,
		const char *	dev_name,
		void *	data,
		struct vfsmount *	mnt
	)

Creates mumufs superblock.

Parameters:

	fs_type
	flags
	dev_name	device name
	data	mount options
	mnt	mount point information

Returns:

A pointer to the superblock or NULL in case of errors

Definition at line 526 of file inode.c.

References mumu_mount_data::mount.

void mumufs_kill_super

(

struct super_block *

sb

)

Kills mumufs superblock.

Parameters:

sb

Pointer to the superblock to be killed

Definition at line 551 of file inode.c.

References mumufs_free_storage().

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Variable Documentation

struct kmem_cache* mumufs_storage_cache

Extern declaration of a global pointer to the struct mumufs_storage cache. The things are done in the inode.c file.

Global pointer to a cache

Definition at line 43 of file inode.c.

Referenced by mumufs_allocate_storage(), and mumufs_free_storage().