/* * Copyright (c) 2001-2004 Silicon Graphics, Inc.  All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it would be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * * Further, this software is distributed without any warranty that it is * free of the rightful claim of any third person regarding infringement * or the like.  Any license provided herein, whether implied or * otherwise, applies only to this software file.  Patent licenses, if * any, provided herein do not apply to combinations of this program with * other software, or any other product whatsoever. * * You should have received a copy of the GNU General Public License along * with this program; if not, write the Free Software Foundation, Inc., 59 * Temple Place - Suite 330, Boston MA 02111-1307, USA. * * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, * Mountain View, CA  94043, or: * * http://www.sgi.com * * For further information regarding this notice, see: * * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ */#ifndef __XFS_SYSCTL_H__#define __XFS_SYSCTL_H__#include <linux/sysctl.h>/* * Tunable xfs parameters */typedef struct xfs_sysctl_val {	int min;	int val;	int max;} xfs_sysctl_val_t;typedef struct xfs_param {	xfs_sysctl_val_t restrict_chown;/* Root/non-root can give away files.*/	xfs_sysctl_val_t sgid_inherit;	/* Inherit S_ISGID if process' GID is					 * not a member of parent dir GID. */	xfs_sysctl_val_t symlink_mode;	/* Link creat mode affected by umask */	xfs_sysctl_val_t panic_mask;	/* bitmask to cause panic on errors. */	xfs_sysctl_val_t error_level;	/* Degree of reporting for problems  */	xfs_sysctl_val_t syncd_timer;	/* Interval between xfssyncd wakeups */	xfs_sysctl_val_t stats_clear;	/* Reset all XFS statistics to zero. */	xfs_sysctl_val_t inherit_sync;	/* Inherit the "sync" inode flag. */	xfs_sysctl_val_t inherit_nodump;/* Inherit the "nodump" inode flag. */	xfs_sysctl_val_t inherit_noatim;/* Inherit the "noatime" inode flag. */	xfs_sysctl_val_t xfs_buf_timer;	/* Interval between xfsbufd wakeups. */	xfs_sysctl_val_t xfs_buf_age;	/* Metadata buffer age before flush. */} xfs_param_t;/* * xfs_error_level: * * How much error reporting will be done when internal problems are * encountered.  These problems normally return an EFSCORRUPTED to their * caller, with no other information reported. * * 0	No error reports * 1	Report EFSCORRUPTED errors that will cause a filesystem shutdown * 5	Report all EFSCORRUPTED errors (all of the above errors, plus any *	additional errors that are known to not cause shutdowns) * * xfs_panic_mask bit 0x8 turns the error reports into panics */enum {	/* XFS_REFCACHE_SIZE = 1 */	/* XFS_REFCACHE_PURGE = 2 */	XFS_RESTRICT_CHOWN = 3,	XFS_SGID_INHERIT = 4,	XFS_SYMLINK_MODE = 5,	XFS_PANIC_MASK = 6,	XFS_ERRLEVEL = 7,	XFS_SYNCD_TIMER = 8,	/* XFS_PROBE_DMAPI = 9 */	/* XFS_PROBE_IOOPS = 10 */	/* XFS_PROBE_QUOTA = 11 */	XFS_STATS_CLEAR = 12,	XFS_INHERIT_SYNC = 13,	XFS_INHERIT_NODUMP = 14,	XFS_INHERIT_NOATIME = 15,	XFS_BUF_TIMER = 16,	XFS_BUF_AGE = 17,	/* XFS_IO_BYPASS = 18 */};extern xfs_param_t	xfs_params;#ifdef CONFIG_SYSCTLextern void xfs_sysctl_register(void);extern void xfs_sysctl_unregister(void);#else# define xfs_sysctl_register()		do { } while (0)# define xfs_sysctl_unregister()	do { } while (0)#endif /* CONFIG_SYSCTL */#endif /* __XFS_SYSCTL_H__ */