diff options
author | Dave Chinner <dchinner@redhat.com> | 2014-06-25 14:57:36 +1000 |
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committer | Dave Chinner <david@fromorbit.com> | 2014-06-25 14:57:36 +1000 |
commit | 84be0ffc9043f7c56044294eb775a2200452c76d (patch) | |
tree | f92ae3d2a8ddfc0c98c76c434432f42b7c14ac0d /fs/xfs/xfs_trans_resv.h | |
parent | 69116a1317ce3d2292e062bfb1a22757b95dcd06 (diff) |
libxfs: move header files
Move all the header files that are shared with userspace into
libxfs. This is done as one big chunk simpy to get it done quickly.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_trans_resv.h')
-rw-r--r-- | fs/xfs/xfs_trans_resv.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/fs/xfs/xfs_trans_resv.h b/fs/xfs/xfs_trans_resv.h deleted file mode 100644 index 1097d14cd583..000000000000 --- a/fs/xfs/xfs_trans_resv.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (c) 2000-2002,2005 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_TRANS_RESV_H__ -#define __XFS_TRANS_RESV_H__ - -struct xfs_mount; - -/* - * structure for maintaining pre-calculated transaction reservations. - */ -struct xfs_trans_res { - uint tr_logres; /* log space unit in bytes per log ticket */ - int tr_logcount; /* number of log operations per log ticket */ - int tr_logflags; /* log flags, currently only used for indicating - * a reservation request is permanent or not */ -}; - -struct xfs_trans_resv { - struct xfs_trans_res tr_write; /* extent alloc trans */ - struct xfs_trans_res tr_itruncate; /* truncate trans */ - struct xfs_trans_res tr_rename; /* rename trans */ - struct xfs_trans_res tr_link; /* link trans */ - struct xfs_trans_res tr_remove; /* unlink trans */ - struct xfs_trans_res tr_symlink; /* symlink trans */ - struct xfs_trans_res tr_create; /* create trans */ - struct xfs_trans_res tr_create_tmpfile; /* create O_TMPFILE trans */ - struct xfs_trans_res tr_mkdir; /* mkdir trans */ - struct xfs_trans_res tr_ifree; /* inode free trans */ - struct xfs_trans_res tr_ichange; /* inode update trans */ - struct xfs_trans_res tr_growdata; /* fs data section grow trans */ - struct xfs_trans_res tr_addafork; /* add inode attr fork trans */ - struct xfs_trans_res tr_writeid; /* write setuid/setgid file */ - struct xfs_trans_res tr_attrinval; /* attr fork buffer - * invalidation */ - struct xfs_trans_res tr_attrsetm; /* set/create an attribute at - * mount time */ - struct xfs_trans_res tr_attrsetrt; /* set/create an attribute at - * runtime */ - struct xfs_trans_res tr_attrrm; /* remove an attribute */ - struct xfs_trans_res tr_clearagi; /* clear agi unlinked bucket */ - struct xfs_trans_res tr_growrtalloc; /* grow realtime allocations */ - struct xfs_trans_res tr_growrtzero; /* grow realtime zeroing */ - struct xfs_trans_res tr_growrtfree; /* grow realtime freeing */ - struct xfs_trans_res tr_qm_sbchange; /* change quota flags */ - struct xfs_trans_res tr_qm_setqlim; /* adjust quota limits */ - struct xfs_trans_res tr_qm_dqalloc; /* allocate quota on disk */ - struct xfs_trans_res tr_qm_quotaoff; /* turn quota off */ - struct xfs_trans_res tr_qm_equotaoff;/* end of turn quota off */ - struct xfs_trans_res tr_sb; /* modify superblock */ - struct xfs_trans_res tr_fsyncts; /* update timestamps on fsync */ -}; - -/* shorthand way of accessing reservation structure */ -#define M_RES(mp) (&(mp)->m_resv) - -/* - * Per-extent log reservation for the allocation btree changes - * involved in freeing or allocating an extent. - * 2 trees * (2 blocks/level * max depth - 1) * block size - */ -#define XFS_ALLOCFREE_LOG_RES(mp,nx) \ - ((nx) * (2 * XFS_FSB_TO_B((mp), 2 * XFS_AG_MAXLEVELS(mp) - 1))) -#define XFS_ALLOCFREE_LOG_COUNT(mp,nx) \ - ((nx) * (2 * (2 * XFS_AG_MAXLEVELS(mp) - 1))) - -/* - * Per-directory log reservation for any directory change. - * dir blocks: (1 btree block per level + data block + free block) * dblock size - * bmap btree: (levels + 2) * max depth * block size - * v2 directory blocks can be fragmented below the dirblksize down to the fsb - * size, so account for that in the DAENTER macros. - */ -#define XFS_DIROP_LOG_RES(mp) \ - (XFS_FSB_TO_B(mp, XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK)) + \ - (XFS_FSB_TO_B(mp, XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1))) -#define XFS_DIROP_LOG_COUNT(mp) \ - (XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK) + \ - XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1) - -/* - * Various log count values. - */ -#define XFS_DEFAULT_LOG_COUNT 1 -#define XFS_DEFAULT_PERM_LOG_COUNT 2 -#define XFS_ITRUNCATE_LOG_COUNT 2 -#define XFS_INACTIVE_LOG_COUNT 2 -#define XFS_CREATE_LOG_COUNT 2 -#define XFS_CREATE_TMPFILE_LOG_COUNT 2 -#define XFS_MKDIR_LOG_COUNT 3 -#define XFS_SYMLINK_LOG_COUNT 3 -#define XFS_REMOVE_LOG_COUNT 2 -#define XFS_LINK_LOG_COUNT 2 -#define XFS_RENAME_LOG_COUNT 2 -#define XFS_WRITE_LOG_COUNT 2 -#define XFS_ADDAFORK_LOG_COUNT 2 -#define XFS_ATTRINVAL_LOG_COUNT 1 -#define XFS_ATTRSET_LOG_COUNT 3 -#define XFS_ATTRRM_LOG_COUNT 3 - -void xfs_trans_resv_calc(struct xfs_mount *mp, struct xfs_trans_resv *resp); - -#endif /* __XFS_TRANS_RESV_H__ */ |