David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
Steven Whitehouse | 3a8a9a1 | 2006-05-18 15:09:15 -0400 | [diff] [blame] | 3 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 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 |
Steven Whitehouse | e9fc2aa | 2006-09-01 11:05:15 -0400 | [diff] [blame] | 7 | * of the GNU General Public License version 2. |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | #ifndef __RGRP_DOT_H__ |
| 11 | #define __RGRP_DOT_H__ |
| 12 | |
Steven Whitehouse | f2f7ba5 | 2006-09-05 10:39:21 -0400 | [diff] [blame] | 13 | struct gfs2_rgrpd; |
| 14 | struct gfs2_sbd; |
| 15 | struct gfs2_holder; |
| 16 | |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 17 | void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd); |
| 18 | |
Steven Whitehouse | cd91549 | 2006-09-04 12:49:07 -0400 | [diff] [blame] | 19 | struct gfs2_rgrpd *gfs2_blk2rgrpd(struct gfs2_sbd *sdp, u64 blk); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 20 | struct gfs2_rgrpd *gfs2_rgrpd_get_first(struct gfs2_sbd *sdp); |
| 21 | struct gfs2_rgrpd *gfs2_rgrpd_get_next(struct gfs2_rgrpd *rgd); |
| 22 | |
| 23 | void gfs2_clear_rgrpd(struct gfs2_sbd *sdp); |
| 24 | int gfs2_rindex_hold(struct gfs2_sbd *sdp, struct gfs2_holder *ri_gh); |
| 25 | |
| 26 | int gfs2_rgrp_bh_get(struct gfs2_rgrpd *rgd); |
| 27 | void gfs2_rgrp_bh_hold(struct gfs2_rgrpd *rgd); |
| 28 | void gfs2_rgrp_bh_put(struct gfs2_rgrpd *rgd); |
| 29 | |
| 30 | void gfs2_rgrp_repolish_clones(struct gfs2_rgrpd *rgd); |
| 31 | |
| 32 | struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip); |
| 33 | void gfs2_alloc_put(struct gfs2_inode *ip); |
| 34 | |
| 35 | int gfs2_inplace_reserve_i(struct gfs2_inode *ip, |
| 36 | char *file, unsigned int line); |
| 37 | #define gfs2_inplace_reserve(ip) \ |
| 38 | gfs2_inplace_reserve_i((ip), __FILE__, __LINE__) |
| 39 | |
| 40 | void gfs2_inplace_release(struct gfs2_inode *ip); |
| 41 | |
Steven Whitehouse | cd91549 | 2006-09-04 12:49:07 -0400 | [diff] [blame] | 42 | unsigned char gfs2_get_block_type(struct gfs2_rgrpd *rgd, u64 block); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 43 | |
Steven Whitehouse | 4340fe6 | 2006-07-11 09:46:33 -0400 | [diff] [blame] | 44 | u64 gfs2_alloc_data(struct gfs2_inode *ip); |
| 45 | u64 gfs2_alloc_meta(struct gfs2_inode *ip); |
| 46 | u64 gfs2_alloc_di(struct gfs2_inode *ip, u64 *generation); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 47 | |
Steven Whitehouse | cd91549 | 2006-09-04 12:49:07 -0400 | [diff] [blame] | 48 | void gfs2_free_data(struct gfs2_inode *ip, u64 bstart, u32 blen); |
| 49 | void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 50 | void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip); |
Steven Whitehouse | feaa7bb | 2006-06-14 15:32:57 -0400 | [diff] [blame] | 51 | void gfs2_unlink_di(struct inode *inode); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 52 | |
| 53 | struct gfs2_rgrp_list { |
| 54 | unsigned int rl_rgrps; |
| 55 | unsigned int rl_space; |
| 56 | struct gfs2_rgrpd **rl_rgd; |
| 57 | struct gfs2_holder *rl_ghs; |
| 58 | }; |
| 59 | |
| 60 | void gfs2_rlist_add(struct gfs2_sbd *sdp, struct gfs2_rgrp_list *rlist, |
Steven Whitehouse | cd91549 | 2006-09-04 12:49:07 -0400 | [diff] [blame] | 61 | u64 block); |
David Teigland | b3b94fa | 2006-01-16 16:50:04 +0000 | [diff] [blame] | 62 | void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state, |
| 63 | int flags); |
| 64 | void gfs2_rlist_free(struct gfs2_rgrp_list *rlist); |
| 65 | |
| 66 | #endif /* __RGRP_DOT_H__ */ |