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/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 only,
* as published by the Free Software Foundation.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License version 2 for more details. A copy is
* included in the COPYING file that accompanied this code.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* GPL HEADER END
*/
/*
* Copyright (c) 2012, Intel Corporation.
*/
/*
* lustre/include/lustre/lustre_lfsck_user.h
*
* Lustre LFSCK userspace interfaces.
*
* Author: Fan Yong <yong.fan@whamcloud.com>
*/
#ifndef _LUSTRE_LFSCK_USER_H
# define _LUSTRE_LFSCK_USER_H
enum lfsck_param_flags {
/* Reset LFSCK iterator position to the device beginning. */
LPF_RESET = 0x0001,
/* Exit when fail. */
LPF_FAILOUT = 0x0002,
/* Dryrun mode, only check without modification */
LPF_DRYRUN = 0x0004,
};
enum lfsck_type {
/* For MDT-OST consistency check/repair. */
LT_LAYOUT = 0x0001,
/* For MDT-MDT consistency check/repair. */
LT_DNE = 0x0002,
/* For FID-in-dirent and linkEA consistency check/repair. */
LT_NAMESPACE = 0x0004,
};
#define LFSCK_VERSION_V1 1
#define LFSCK_VERSION_V2 2
#define LFSCK_TYPES_ALL ((__u16)(~0))
#define LFSCK_TYPES_DEF ((__u16)0)
#define LFSCK_TYPES_SUPPORTED LT_NAMESPACE
#define LFSCK_SPEED_NO_LIMIT 0
#define LFSCK_SPEED_LIMIT_DEF LFSCK_SPEED_NO_LIMIT
enum lfsck_start_valid {
LSV_SPEED_LIMIT = 0x00000001,
LSV_ERROR_HANDLE = 0x00000002,
LSV_DRYRUN = 0x00000004,
};
/* Arguments for starting lfsck. */
struct lfsck_start {
/* Which arguments are valid, see 'enum lfsck_start_valid'. */
__u32 ls_valid;
/* How many items can be scanned at most per second. */
__u32 ls_speed_limit;
/* For compatibility between user space tools and kernel service. */
__u16 ls_version;
/* Which LFSCK components to be (have been) started. */
__u16 ls_active;
/* Flags for the LFSCK, see 'enum lfsck_param_flags'. */
__u16 ls_flags;
/* For 64-bits aligned. */
__u16 ls_padding;
};
#endif /* _LUSTRE_LFSCK_USER_H */
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