ioctl.c File Reference

#include <linux/fs.h>
#include <linux/mount.h>
#include <linux/compat.h>
#include <cluster/masklog.h>
#include "ocfs2.h"
#include "alloc.h"
#include "dlmglue.h"
#include "file.h"
#include "inode.h"
#include "journal.h"
#include "ocfs2_fs.h"
#include "ioctl.h"
#include "resize.h"
#include "refcounttree.h"
#include "sysfile.h"
#include "dir.h"
#include "buffer_head_io.h"
#include "suballoc.h"
#include "move_extents.h"

Go to the source code of this file.

Macros
#define	o2info_from_user(a, b)   copy_from_user(&(a), (b), sizeof(a))
#define	o2info_to_user(a, b)   copy_to_user((typeof(a) __user *)b, &(a), sizeof(a))

Functions
int	ocfs2_info_handle_blocksize (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_clustersize (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_maxslots (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_label (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_uuid (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_fs_features (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_journal_size (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_scan_inode_alloc (struct ocfs2_super *osb, struct inode *inode_alloc, u64 blkno, struct ocfs2_info_freeinode *fi, u32 slot)
int	ocfs2_info_handle_freeinode (struct inode *inode, struct ocfs2_info_request __user *req)
void	ocfs2_info_update_ffg (struct ocfs2_info_freefrag *ffg, unsigned int chunksize)
int	ocfs2_info_freefrag_scan_chain (struct ocfs2_super *osb, struct inode *gb_inode, struct ocfs2_dinode *gb_dinode, struct ocfs2_chain_rec *rec, struct ocfs2_info_freefrag *ffg, u32 chunks_in_group)
int	ocfs2_info_freefrag_scan_bitmap (struct ocfs2_super *osb, struct inode *gb_inode, u64 blkno, struct ocfs2_info_freefrag *ffg)
int	ocfs2_info_handle_freefrag (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_unknown (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_info_handle_request (struct inode *inode, struct ocfs2_info_request __user *req)
int	ocfs2_get_request_ptr (struct ocfs2_info *info, int idx, u64 *req_addr, int compat_flag)
int	ocfs2_info_handle (struct inode *inode, struct ocfs2_info *info, int compat_flag)
long	ocfs2_ioctl (struct file *filp, unsigned int cmd, unsigned long arg)

Macro Definition Documentation

#define o2info_from_user	(		a,
			b
	)		copy_from_user(&(a), (b), sizeof(a))

Definition at line 31 of file ioctl.c.

#define o2info_to_user	(		a,
			b
	)		copy_to_user((typeof(a) __user *)b, &(a), sizeof(a))

Definition at line 33 of file ioctl.c.

Function Documentation

int ocfs2_get_request_ptr	(	struct ocfs2_info *	info,
		int	idx,
		u64 *	req_addr,
		int	compat_flag
	)

Definition at line 810 of file ioctl.c.

int ocfs2_info_freefrag_scan_bitmap	(	struct ocfs2_super *	osb,
		struct inode *	gb_inode,
		u64	blkno,
		struct ocfs2_info_freefrag *	ffg
	)

Definition at line 573 of file ioctl.c.

int ocfs2_info_freefrag_scan_chain	(	struct ocfs2_super *	osb,
		struct inode *	gb_inode,
		struct ocfs2_dinode *	gb_dinode,
		struct ocfs2_chain_rec *	rec,
		struct ocfs2_info_freefrag *	ffg,
		u32	chunks_in_group
	)

Definition at line 470 of file ioctl.c.

int ocfs2_info_handle	(	struct inode *	inode,
		struct ocfs2_info *	info,
		int	compat_flag
	)

Definition at line 848 of file ioctl.c.

int ocfs2_info_handle_blocksize	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 145 of file ioctl.c.

int ocfs2_info_handle_clustersize	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 169 of file ioctl.c.

int ocfs2_info_handle_freefrag	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 653 of file ioctl.c.

int ocfs2_info_handle_freeinode	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 368 of file ioctl.c.

int ocfs2_info_handle_fs_features	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 269 of file ioctl.c.

int ocfs2_info_handle_journal_size	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 296 of file ioctl.c.

int ocfs2_info_handle_label	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 219 of file ioctl.c.

int ocfs2_info_handle_maxslots	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 194 of file ioctl.c.

int ocfs2_info_handle_request	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 751 of file ioctl.c.

int ocfs2_info_handle_unknown	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 722 of file ioctl.c.

int ocfs2_info_handle_uuid	(	struct inode *	inode,
		struct ocfs2_info_request __user *	req
	)

Definition at line 244 of file ioctl.c.

int ocfs2_info_scan_inode_alloc	(	struct ocfs2_super *	osb,
		struct inode *	inode_alloc,
		u64	blkno,
		struct ocfs2_info_freeinode *	fi,
		u32	slot
	)

Definition at line 321 of file ioctl.c.

void ocfs2_info_update_ffg	(	struct ocfs2_info_freefrag *	ffg,
		unsigned int	chunksize
	)

Definition at line 463 of file ioctl.c.

long ocfs2_ioctl	(	struct file *	filp,
		unsigned int	cmd,
		unsigned long	arg
	)

Definition at line 882 of file ioctl.c.