projects / thirdparty / xfsprogs-dev.git / blame
| Commit | Line | Data |
|---|---|---|
| 364e85ec DC |
1 | /* |
| 2 | * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. | |
| 3 | * All Rights Reserved. | |
| 4 | * | |
| 5 | * This program is free software; you can redistribute it and/or | |
| 6 | * modify it under the terms of the GNU General Public License as | |
| 7 | * published by the Free Software Foundation. | |
| 8 | * | |
| 9 | * This program is distributed in the hope that it would be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License | |
| 15 | * along with this program; if not, write the Free Software Foundation, | |
| 16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 17 | */ | |
| 18 | #ifndef __XFS_TRANS_RESV_H__ | |
| 19 | #define __XFS_TRANS_RESV_H__ | |
| 20 | ||
| 21 | struct xfs_mount; | |
| 22 | ||
| 23 | /* | |
| 24 | * structure for maintaining pre-calculated transaction reservations. | |
| 25 | */ | |
| 26 | struct xfs_trans_resv { | |
| 27 | uint tr_write; /* extent alloc trans */ | |
| 28 | uint tr_itruncate; /* truncate trans */ | |
| 29 | uint tr_rename; /* rename trans */ | |
| 30 | uint tr_link; /* link trans */ | |
| 31 | uint tr_remove; /* unlink trans */ | |
| 32 | uint tr_symlink; /* symlink trans */ | |
| 33 | uint tr_create; /* create trans */ | |
| 34 | uint tr_mkdir; /* mkdir trans */ | |
| 35 | uint tr_ifree; /* inode free trans */ | |
| 36 | uint tr_ichange; /* inode update trans */ | |
| 37 | uint tr_growdata; /* fs data section grow trans */ | |
| 38 | uint tr_swrite; /* sync write inode trans */ | |
| 39 | uint tr_addafork; /* cvt inode to attributed trans */ | |
| 40 | uint tr_writeid; /* write setuid/setgid file */ | |
| 41 | uint tr_attrinval; /* attr fork buffer invalidation */ | |
| 42 | uint tr_attrsetm; /* set/create an attribute at mount time */ | |
| 43 | uint tr_attrsetrt; /* set/create an attribute at runtime */ | |
| 44 | uint tr_attrrm; /* remove an attribute */ | |
| 45 | uint tr_clearagi; /* clear bad agi unlinked ino bucket */ | |
| 46 | uint tr_growrtalloc; /* grow realtime allocations */ | |
| 47 | uint tr_growrtzero; /* grow realtime zeroing */ | |
| 48 | uint tr_growrtfree; /* grow realtime freeing */ | |
| 49 | uint tr_qm_sbchange; /* change quota flags */ | |
| 50 | uint tr_qm_setqlim; /* adjust quota limits */ | |
| 51 | uint tr_qm_dqalloc; /* allocate quota on disk */ | |
| 52 | uint tr_qm_quotaoff; /* turn quota off */ | |
| 53 | uint tr_qm_equotaoff;/* end of turn quota off */ | |
| 54 | uint tr_sb; /* modify superblock */ | |
| 55 | }; | |
| 56 | ||
| 57 | /* | |
| 58 | * Per-extent log reservation for the allocation btree changes | |
| 59 | * involved in freeing or allocating an extent. | |
| 60 | * 2 trees * (2 blocks/level * max depth - 1) * block size | |
| 61 | */ | |
| 62 | #define XFS_ALLOCFREE_LOG_RES(mp,nx) \ | |
| 63 | ((nx) * (2 * XFS_FSB_TO_B((mp), 2 * XFS_AG_MAXLEVELS(mp) - 1))) | |
| 64 | #define XFS_ALLOCFREE_LOG_COUNT(mp,nx) \ | |
| 65 | ((nx) * (2 * (2 * XFS_AG_MAXLEVELS(mp) - 1))) | |
| 66 | ||
| 67 | /* | |
| 68 | * Per-directory log reservation for any directory change. | |
| 69 | * dir blocks: (1 btree block per level + data block + free block) * dblock size | |
| 70 | * bmap btree: (levels + 2) * max depth * block size | |
| 71 | * v2 directory blocks can be fragmented below the dirblksize down to the fsb | |
| 72 | * size, so account for that in the DAENTER macros. | |
| 73 | */ | |
| 74 | #define XFS_DIROP_LOG_RES(mp) \ | |
| 75 | (XFS_FSB_TO_B(mp, XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK)) + \ | |
| 76 | (XFS_FSB_TO_B(mp, XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1))) | |
| 77 | #define XFS_DIROP_LOG_COUNT(mp) \ | |
| 78 | (XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK) + \ | |
| 79 | XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1) | |
| 80 | ||
| 81 | ||
| 82 | #define XFS_WRITE_LOG_RES(mp) ((mp)->m_reservations.tr_write) | |
| 83 | #define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate) | |
| 84 | #define XFS_RENAME_LOG_RES(mp) ((mp)->m_reservations.tr_rename) | |
| 85 | #define XFS_LINK_LOG_RES(mp) ((mp)->m_reservations.tr_link) | |
| 86 | #define XFS_REMOVE_LOG_RES(mp) ((mp)->m_reservations.tr_remove) | |
| 87 | #define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink) | |
| 88 | #define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create) | |
| 89 | #define XFS_MKDIR_LOG_RES(mp) ((mp)->m_reservations.tr_mkdir) | |
| 90 | #define XFS_IFREE_LOG_RES(mp) ((mp)->m_reservations.tr_ifree) | |
| 91 | #define XFS_ICHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_ichange) | |
| 92 | #define XFS_GROWDATA_LOG_RES(mp) ((mp)->m_reservations.tr_growdata) | |
| 93 | #define XFS_GROWRTALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_growrtalloc) | |
| 94 | #define XFS_GROWRTZERO_LOG_RES(mp) ((mp)->m_reservations.tr_growrtzero) | |
| 95 | #define XFS_GROWRTFREE_LOG_RES(mp) ((mp)->m_reservations.tr_growrtfree) | |
| 96 | #define XFS_SWRITE_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) | |
| 97 | /* | |
| 98 | * Logging the inode timestamps on an fsync -- same as SWRITE | |
| 99 | * as long as SWRITE logs the entire inode core | |
| 100 | */ | |
| 101 | #define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) | |
| 102 | #define XFS_WRITEID_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) | |
| 103 | #define XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_reservations.tr_addafork) | |
| 104 | #define XFS_ATTRINVAL_LOG_RES(mp) ((mp)->m_reservations.tr_attrinval) | |
| 105 | #define XFS_ATTRSETM_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetm) | |
| 106 | #define XFS_ATTRSETRT_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetrt) | |
| 107 | #define XFS_ATTRRM_LOG_RES(mp) ((mp)->m_reservations.tr_attrrm) | |
| 108 | #define XFS_CLEAR_AGI_BUCKET_LOG_RES(mp) ((mp)->m_reservations.tr_clearagi) | |
| 109 | #define XFS_QM_SBCHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_qm_sbchange) | |
| 110 | #define XFS_QM_SETQLIM_LOG_RES(mp) ((mp)->m_reservations.tr_qm_setqlim) | |
| 111 | #define XFS_QM_DQALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_qm_dqalloc) | |
| 112 | #define XFS_QM_QUOTAOFF_LOG_RES(mp) ((mp)->m_reservations.tr_qm_quotaoff) | |
| 113 | #define XFS_QM_QUOTAOFF_END_LOG_RES(mp) ((mp)->m_reservations.tr_qm_equotaoff) | |
| 114 | #define XFS_SB_LOG_RES(mp) ((mp)->m_reservations.tr_sb) | |
| 115 | ||
| 116 | /* | |
| 117 | * Various log count values. | |
| 118 | */ | |
| 119 | #define XFS_DEFAULT_LOG_COUNT 1 | |
| 120 | #define XFS_DEFAULT_PERM_LOG_COUNT 2 | |
| 121 | #define XFS_ITRUNCATE_LOG_COUNT 2 | |
| 122 | #define XFS_INACTIVE_LOG_COUNT 2 | |
| 123 | #define XFS_CREATE_LOG_COUNT 2 | |
| 124 | #define XFS_MKDIR_LOG_COUNT 3 | |
| 125 | #define XFS_SYMLINK_LOG_COUNT 3 | |
| 126 | #define XFS_REMOVE_LOG_COUNT 2 | |
| 127 | #define XFS_LINK_LOG_COUNT 2 | |
| 128 | #define XFS_RENAME_LOG_COUNT 2 | |
| 129 | #define XFS_WRITE_LOG_COUNT 2 | |
| 130 | #define XFS_ADDAFORK_LOG_COUNT 2 | |
| 131 | #define XFS_ATTRINVAL_LOG_COUNT 1 | |
| 132 | #define XFS_ATTRSET_LOG_COUNT 3 | |
| 133 | #define XFS_ATTRRM_LOG_COUNT 3 | |
| 134 | ||
| 135 | void xfs_trans_resv_calc(struct xfs_mount *mp, struct xfs_trans_resv *resp); | |
| 136 | ||
| 137 | #endif /* __XFS_TRANS_RESV_H__ */ |