2006-01-16 16:50:04 +00:00
|
|
|
/*
|
|
|
|
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
|
2006-05-18 19:09:15 +00:00
|
|
|
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
|
2006-01-16 16:50:04 +00:00
|
|
|
*
|
|
|
|
* This copyrighted material is made available to anyone wishing to use,
|
|
|
|
* modify, copy, or redistribute it subject to the terms and conditions
|
2006-09-01 15:05:15 +00:00
|
|
|
* of the GNU General Public License version 2.
|
2006-01-16 16:50:04 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef __QUOTA_DOT_H__
|
|
|
|
#define __QUOTA_DOT_H__
|
|
|
|
|
2006-09-05 14:39:21 +00:00
|
|
|
struct gfs2_inode;
|
|
|
|
struct gfs2_sbd;
|
|
|
|
|
2006-09-04 16:49:07 +00:00
|
|
|
#define NO_QUOTA_CHANGE ((u32)-1)
|
2006-01-16 16:50:04 +00:00
|
|
|
|
2006-09-04 16:49:07 +00:00
|
|
|
int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid);
|
2006-01-16 16:50:04 +00:00
|
|
|
void gfs2_quota_unhold(struct gfs2_inode *ip);
|
|
|
|
|
2006-09-04 16:49:07 +00:00
|
|
|
int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid);
|
2006-01-16 16:50:04 +00:00
|
|
|
void gfs2_quota_unlock(struct gfs2_inode *ip);
|
|
|
|
|
2006-09-04 16:49:07 +00:00
|
|
|
int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid);
|
|
|
|
void gfs2_quota_change(struct gfs2_inode *ip, s64 change,
|
|
|
|
u32 uid, u32 gid);
|
2006-01-16 16:50:04 +00:00
|
|
|
|
|
|
|
int gfs2_quota_sync(struct gfs2_sbd *sdp);
|
2006-09-04 16:49:07 +00:00
|
|
|
int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id);
|
2006-01-16 16:50:04 +00:00
|
|
|
|
|
|
|
int gfs2_quota_init(struct gfs2_sbd *sdp);
|
|
|
|
void gfs2_quota_cleanup(struct gfs2_sbd *sdp);
|
|
|
|
|
2008-03-10 15:34:50 +00:00
|
|
|
static inline int gfs2_quota_lock_check(struct gfs2_inode *ip)
|
|
|
|
{
|
|
|
|
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
|
|
|
|
int ret;
|
|
|
|
if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
|
|
|
|
return 0;
|
|
|
|
ret = gfs2_quota_lock(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
|
|
|
|
return 0;
|
|
|
|
ret = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
|
|
|
|
if (ret)
|
|
|
|
gfs2_quota_unlock(ip);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2006-01-16 16:50:04 +00:00
|
|
|
#endif /* __QUOTA_DOT_H__ */
|