diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc_btree.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc_btree.h | 40 |
1 files changed, 22 insertions, 18 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc_btree.h b/fs/xfs/libxfs/xfs_alloc_btree.h index 45e189e7e81c..12647f9aaa6d 100644 --- a/fs/xfs/libxfs/xfs_alloc_btree.h +++ b/fs/xfs/libxfs/xfs_alloc_btree.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2000,2005 Silicon Graphics, Inc. * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would 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 for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __XFS_ALLOC_BTREE_H__ #define __XFS_ALLOC_BTREE_H__ @@ -25,12 +13,14 @@ struct xfs_buf; struct xfs_btree_cur; struct xfs_mount; +struct xfs_perag; +struct xbtree_afakeroot; /* * Btree block header size depends on a superblock flag. */ #define XFS_ALLOC_BLOCK_LEN(mp) \ - (xfs_sb_version_hascrc(&((mp)->m_sb)) ? \ + (xfs_has_crc(((mp))) ? \ XFS_BTREE_SBLOCK_CRC_LEN : XFS_BTREE_SBLOCK_LEN) /* @@ -57,9 +47,23 @@ struct xfs_mount; (maxrecs) * sizeof(xfs_alloc_key_t) + \ ((index) - 1) * sizeof(xfs_alloc_ptr_t))) -extern struct xfs_btree_cur *xfs_allocbt_init_cursor(struct xfs_mount *, - struct xfs_trans *, struct xfs_buf *, - xfs_agnumber_t, xfs_btnum_t); -extern int xfs_allocbt_maxrecs(struct xfs_mount *, int, int); +struct xfs_btree_cur *xfs_bnobt_init_cursor(struct xfs_mount *mp, + struct xfs_trans *tp, struct xfs_buf *bp, + struct xfs_perag *pag); +struct xfs_btree_cur *xfs_cntbt_init_cursor(struct xfs_mount *mp, + struct xfs_trans *tp, struct xfs_buf *bp, + struct xfs_perag *pag); +unsigned int xfs_allocbt_maxrecs(struct xfs_mount *mp, unsigned int blocklen, + bool leaf); +extern xfs_extlen_t xfs_allocbt_calc_size(struct xfs_mount *mp, + unsigned long long len); + +void xfs_allocbt_commit_staged_btree(struct xfs_btree_cur *cur, + struct xfs_trans *tp, struct xfs_buf *agbp); + +unsigned int xfs_allocbt_maxlevels_ondisk(void); + +int __init xfs_allocbt_init_cur_cache(void); +void xfs_allocbt_destroy_cur_cache(void); #endif /* __XFS_ALLOC_BTREE_H__ */ |