/* * 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_resv { uint tr_write; /* extent alloc trans */ uint tr_itruncate; /* truncate trans */ uint tr_rename; /* rename trans */ uint tr_link; /* link trans */ uint tr_remove; /* unlink trans */ uint tr_symlink; /* symlink trans */ uint tr_create; /* create trans */ uint tr_mkdir; /* mkdir trans */ uint tr_ifree; /* inode free trans */ uint tr_ichange; /* inode update trans */ uint tr_growdata; /* fs data section grow trans */ uint tr_swrite; /* sync write inode trans */ uint tr_addafork; /* cvt inode to attributed trans */ uint tr_writeid; /* write setuid/setgid file */ uint tr_attrinval; /* attr fork buffer invalidation */ uint tr_attrsetm; /* set/create an attribute at mount time */ uint tr_attrsetrt; /* set/create an attribute at runtime */ uint tr_attrrm; /* remove an attribute */ uint tr_clearagi; /* clear bad agi unlinked ino bucket */ uint tr_growrtalloc; /* grow realtime allocations */ uint tr_growrtzero; /* grow realtime zeroing */ uint tr_growrtfree; /* grow realtime freeing */ uint tr_qm_sbchange; /* change quota flags */ uint tr_qm_setqlim; /* adjust quota limits */ uint tr_qm_dqalloc; /* allocate quota on disk */ uint tr_qm_quotaoff; /* turn quota off */ uint tr_qm_equotaoff;/* end of turn quota off */ uint tr_sb; /* modify superblock */ }; /* * 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) #define XFS_WRITE_LOG_RES(mp) ((mp)->m_reservations.tr_write) #define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate) #define XFS_RENAME_LOG_RES(mp) ((mp)->m_reservations.tr_rename) #define XFS_LINK_LOG_RES(mp) ((mp)->m_reservations.tr_link) #define XFS_REMOVE_LOG_RES(mp) ((mp)->m_reservations.tr_remove) #define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink) #define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create) #define XFS_MKDIR_LOG_RES(mp) ((mp)->m_reservations.tr_mkdir) #define XFS_IFREE_LOG_RES(mp) ((mp)->m_reservations.tr_ifree) #define XFS_ICHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_ichange) #define XFS_GROWDATA_LOG_RES(mp) ((mp)->m_reservations.tr_growdata) #define XFS_GROWRTALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_growrtalloc) #define XFS_GROWRTZERO_LOG_RES(mp) ((mp)->m_reservations.tr_growrtzero) #define XFS_GROWRTFREE_LOG_RES(mp) ((mp)->m_reservations.tr_growrtfree) #define XFS_SWRITE_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) /* * Logging the inode timestamps on an fsync -- same as SWRITE * as long as SWRITE logs the entire inode core */ #define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) #define XFS_WRITEID_LOG_RES(mp) ((mp)->m_reservations.tr_swrite) #define XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_reservations.tr_addafork) #define XFS_ATTRINVAL_LOG_RES(mp) ((mp)->m_reservations.tr_attrinval) #define XFS_ATTRSETM_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetm) #define XFS_ATTRSETRT_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetrt) #define XFS_ATTRRM_LOG_RES(mp) ((mp)->m_reservations.tr_attrrm) #define XFS_CLEAR_AGI_BUCKET_LOG_RES(mp) ((mp)->m_reservations.tr_clearagi) #define XFS_QM_SBCHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_qm_sbchange) #define XFS_QM_SETQLIM_LOG_RES(mp) ((mp)->m_reservations.tr_qm_setqlim) #define XFS_QM_DQALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_qm_dqalloc) #define XFS_QM_QUOTAOFF_LOG_RES(mp) ((mp)->m_reservations.tr_qm_quotaoff) #define XFS_QM_QUOTAOFF_END_LOG_RES(mp) ((mp)->m_reservations.tr_qm_equotaoff) #define XFS_SB_LOG_RES(mp) ((mp)->m_reservations.tr_sb) /* * 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_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__ */