OpenCloudOS-Kernel/fs/dlm/lockspace.h

39 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/******************************************************************************
*******************************************************************************
**
** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
** Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
**
**
*******************************************************************************
******************************************************************************/
#ifndef __LOCKSPACE_DOT_H__
#define __LOCKSPACE_DOT_H__
/* DLM_LSFL_FS
* The lockspace user is in the kernel (i.e. filesystem). Enables
* direct bast/cast callbacks.
*
* internal lockspace flag - will be removed in future
*/
#define DLM_LSFL_FS 0x00000004
int dlm_lockspace_init(void);
void dlm_lockspace_exit(void);
struct dlm_ls *dlm_find_lockspace_global(uint32_t id);
struct dlm_ls *dlm_find_lockspace_local(void *id);
struct dlm_ls *dlm_find_lockspace_device(int minor);
void dlm_put_lockspace(struct dlm_ls *ls);
void dlm_stop_lockspaces(void);
void dlm_stop_lockspaces_check(void);
int dlm_new_user_lockspace(const char *name, const char *cluster,
uint32_t flags, int lvblen,
const struct dlm_lockspace_ops *ops,
void *ops_arg, int *ops_result,
dlm_lockspace_t **lockspace);
#endif /* __LOCKSPACE_DOT_H__ */