]>
Commit | Line | Data |
---|---|---|
b3b94faa DT |
1 | /* |
2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3a8a9a10 | 3 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
b3b94faa DT |
4 | * |
5 | * This copyrighted material is made available to anyone wishing to use, | |
6 | * modify, copy, or redistribute it subject to the terms and conditions | |
e9fc2aa0 | 7 | * of the GNU General Public License version 2. |
b3b94faa DT |
8 | */ |
9 | ||
10 | #ifndef __QUOTA_DOT_H__ | |
11 | #define __QUOTA_DOT_H__ | |
12 | ||
f2f7ba52 SW |
13 | struct gfs2_inode; |
14 | struct gfs2_sbd; | |
15 | ||
cd915493 | 16 | #define NO_QUOTA_CHANGE ((u32)-1) |
b3b94faa | 17 | |
9ac1b4d9 SW |
18 | extern int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid); |
19 | extern void gfs2_quota_unhold(struct gfs2_inode *ip); | |
b3b94faa | 20 | |
9ac1b4d9 SW |
21 | extern int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid); |
22 | extern void gfs2_quota_unlock(struct gfs2_inode *ip); | |
b3b94faa | 23 | |
9ac1b4d9 SW |
24 | extern int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid); |
25 | extern void gfs2_quota_change(struct gfs2_inode *ip, s64 change, | |
26 | u32 uid, u32 gid); | |
b3b94faa | 27 | |
9ac1b4d9 SW |
28 | extern int gfs2_quota_sync(struct gfs2_sbd *sdp); |
29 | extern int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id); | |
b3b94faa | 30 | |
9ac1b4d9 SW |
31 | extern int gfs2_quota_init(struct gfs2_sbd *sdp); |
32 | extern void gfs2_quota_cleanup(struct gfs2_sbd *sdp); | |
33 | extern int gfs2_quotad(void *data); | |
b3b94faa | 34 | |
d82661d9 SW |
35 | static inline int gfs2_quota_lock_check(struct gfs2_inode *ip) |
36 | { | |
37 | struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); | |
38 | int ret; | |
39 | if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) | |
40 | return 0; | |
41 | ret = gfs2_quota_lock(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); | |
42 | if (ret) | |
43 | return ret; | |
44 | if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON) | |
45 | return 0; | |
46 | ret = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid); | |
47 | if (ret) | |
48 | gfs2_quota_unlock(ip); | |
49 | return ret; | |
50 | } | |
51 | ||
0a7ab79c AD |
52 | extern int gfs2_shrink_qd_memory(int nr, gfp_t gfp_mask); |
53 | ||
b3b94faa | 54 | #endif /* __QUOTA_DOT_H__ */ |