userdlm.c File Reference

#include <linux/signal.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/types.h>
#include <linux/crc32.h>
#include "ocfs2_lockingver.h"
#include "stackglue.h"
#include "userdlm.h"
#include "cluster/masklog.h"

Go to the source code of this file.

Macros
#define	MLOG_MASK_PREFIX   ML_DLMFS
#define	user_log_dlm_error(_func, _stat, _lockres)

Functions
int	user_dlm_cluster_lock (struct user_lock_res *lockres, int level, int lkm_flags)
void	user_dlm_cluster_unlock (struct user_lock_res *lockres, int level)
void	user_dlm_write_lvb (struct inode *inode, const char *val, unsigned int len)
ssize_t	user_dlm_read_lvb (struct inode *inode, char *val, unsigned int len)
void	user_dlm_lock_res_init (struct user_lock_res *lockres, struct dentry *dentry)
int	user_dlm_destroy_lock (struct user_lock_res *lockres)
void	user_dlm_set_locking_protocol (void)
struct ocfs2_cluster_connection *	user_dlm_register (struct qstr *name)
void	user_dlm_unregister (struct ocfs2_cluster_connection *conn)

Macro Definition Documentation

#define MLOG_MASK_PREFIX   ML_DLMFS

Definition at line 41 of file userdlm.c.

#define user_log_dlm_error	(		_func,
			_stat,
			_lockres
	)

Value:

do {            \
    mlog(ML_ERROR, "Dlm error %d while calling %s on "      \
        "resource %.*s\n", _stat, _func,            \
        _lockres->l_namelen, _lockres->l_name);         \
} while (0)

Definition at line 106 of file userdlm.c.

Function Documentation

int user_dlm_cluster_lock	(	struct user_lock_res *	lockres,
		int	level,
		int	lkm_flags
	)

Definition at line 425 of file userdlm.c.

void user_dlm_cluster_unlock	(	struct user_lock_res *	lockres,
		int	level
	)

Definition at line 529 of file userdlm.c.

int user_dlm_destroy_lock

(

struct user_lock_res *

lockres

)

Definition at line 606 of file userdlm.c.

void user_dlm_lock_res_init	(	struct user_lock_res *	lockres,
		struct dentry *	dentry
	)

Definition at line 586 of file userdlm.c.

ssize_t user_dlm_read_lvb	(	struct inode *	inode,
		char *	val,
		unsigned int	len
	)

Definition at line 563 of file userdlm.c.

struct ocfs2_cluster_connection* user_dlm_register ( struct qstr *  name )

read

Definition at line 670 of file userdlm.c.

void user_dlm_set_locking_protocol

(

void

)

Definition at line 665 of file userdlm.c.

void user_dlm_unregister

(

struct ocfs2_cluster_connection *

conn

)

Definition at line 685 of file userdlm.c.

void user_dlm_write_lvb	(	struct inode *	inode,
		const char *	val,
		unsigned int	len
	)

Definition at line 545 of file userdlm.c.