68 lines
2.5 KiB
C
68 lines
2.5 KiB
C
/* $NetBSD: syncfs.h,v 1.12 2011/04/18 15:53:04 rmind Exp $ */
|
|
|
|
/*
|
|
* Copyright 1997 Marshall Kirk McKusick. All Rights Reserved.
|
|
*
|
|
* This code is derived from work done by Greg Ganger at the
|
|
* University of Michigan.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. None of the names of McKusick, Ganger, or the University of Michigan
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY MARSHALL KIRK MCKUSICK ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL MARSHALL KIRK MCKUSICK BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _MISCFS_SYNCFS_SYNCFS_H_
|
|
#define _MISCFS_SYNCFS_SYNCFS_H_
|
|
|
|
/*
|
|
* Routines to create and manage a filesystem syncer vnode.
|
|
*/
|
|
#define sync_close genfs_nullop
|
|
int sync_fsync(void *);
|
|
int sync_inactive(void *);
|
|
int sync_reclaim(void *);
|
|
#define sync_lock genfs_nolock
|
|
#define sync_unlock genfs_nounlock
|
|
int sync_print(void *);
|
|
#define sync_islocked genfs_noislocked
|
|
#define sync_putpages genfs_null_putpages
|
|
|
|
void sched_sync(void *);
|
|
void vn_initialize_syncerd(void);
|
|
int vfs_allocate_syncvnode(struct mount *);
|
|
void vfs_deallocate_syncvnode(struct mount *);
|
|
|
|
extern int (**sync_vnodeop_p)(void *);
|
|
|
|
#define SYNCER_MAXDELAY 32
|
|
|
|
extern int syncer_maxdelay;
|
|
extern kmutex_t syncer_mutex;
|
|
|
|
extern time_t syncdelay;
|
|
extern time_t filedelay;
|
|
extern time_t dirdelay;
|
|
extern time_t metadelay;
|
|
|
|
#endif /* _MISCFS_SYNCFS_SYNCFS_H_ */
|