2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
7 * of the GNU General Public License version 2.
10 #ifndef __QUOTA_DOT_H__
11 #define __QUOTA_DOT_H__
16 #define NO_QUOTA_CHANGE ((u32)-1)
18 int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid);
19 void gfs2_quota_unhold(struct gfs2_inode *ip);
21 int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid);
22 void gfs2_quota_unlock(struct gfs2_inode *ip);
24 int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid);
25 void gfs2_quota_change(struct gfs2_inode *ip, s64 change,
28 int gfs2_quota_sync(struct gfs2_sbd *sdp);
29 int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id);
31 int gfs2_quota_init(struct gfs2_sbd *sdp);
32 void gfs2_quota_cleanup(struct gfs2_sbd *sdp);
34 static inline int gfs2_quota_lock_check(struct gfs2_inode *ip)
36 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
38 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
40 ret = gfs2_quota_lock(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
43 if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
45 ret = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
47 gfs2_quota_unlock(ip);
51 #endif /* __QUOTA_DOT_H__ */