10b61f8a4SDave Chinner // SPDX-License-Identifier: GPL-2.0 284be0ffcSDave Chinner /* 384be0ffcSDave Chinner * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. 484be0ffcSDave Chinner * All Rights Reserved. 584be0ffcSDave Chinner */ 684be0ffcSDave Chinner #ifndef __XFS_TRANS_RESV_H__ 784be0ffcSDave Chinner #define __XFS_TRANS_RESV_H__ 884be0ffcSDave Chinner 984be0ffcSDave Chinner struct xfs_mount; 1084be0ffcSDave Chinner 1184be0ffcSDave Chinner /* 1284be0ffcSDave Chinner * structure for maintaining pre-calculated transaction reservations. 1384be0ffcSDave Chinner */ 1484be0ffcSDave Chinner struct xfs_trans_res { 1584be0ffcSDave Chinner uint tr_logres; /* log space unit in bytes per log ticket */ 1684be0ffcSDave Chinner int tr_logcount; /* number of log operations per log ticket */ 1784be0ffcSDave Chinner int tr_logflags; /* log flags, currently only used for indicating 1884be0ffcSDave Chinner * a reservation request is permanent or not */ 1984be0ffcSDave Chinner }; 2084be0ffcSDave Chinner 2184be0ffcSDave Chinner struct xfs_trans_resv { 2284be0ffcSDave Chinner struct xfs_trans_res tr_write; /* extent alloc trans */ 2384be0ffcSDave Chinner struct xfs_trans_res tr_itruncate; /* truncate trans */ 2484be0ffcSDave Chinner struct xfs_trans_res tr_rename; /* rename trans */ 2584be0ffcSDave Chinner struct xfs_trans_res tr_link; /* link trans */ 2684be0ffcSDave Chinner struct xfs_trans_res tr_remove; /* unlink trans */ 2784be0ffcSDave Chinner struct xfs_trans_res tr_symlink; /* symlink trans */ 2884be0ffcSDave Chinner struct xfs_trans_res tr_create; /* create trans */ 2984be0ffcSDave Chinner struct xfs_trans_res tr_create_tmpfile; /* create O_TMPFILE trans */ 3084be0ffcSDave Chinner struct xfs_trans_res tr_mkdir; /* mkdir trans */ 3184be0ffcSDave Chinner struct xfs_trans_res tr_ifree; /* inode free trans */ 3284be0ffcSDave Chinner struct xfs_trans_res tr_ichange; /* inode update trans */ 3384be0ffcSDave Chinner struct xfs_trans_res tr_growdata; /* fs data section grow trans */ 3484be0ffcSDave Chinner struct xfs_trans_res tr_addafork; /* add inode attr fork trans */ 3584be0ffcSDave Chinner struct xfs_trans_res tr_writeid; /* write setuid/setgid file */ 3684be0ffcSDave Chinner struct xfs_trans_res tr_attrinval; /* attr fork buffer 3784be0ffcSDave Chinner * invalidation */ 3884be0ffcSDave Chinner struct xfs_trans_res tr_attrsetm; /* set/create an attribute at 3984be0ffcSDave Chinner * mount time */ 4084be0ffcSDave Chinner struct xfs_trans_res tr_attrsetrt; /* set/create an attribute at 4184be0ffcSDave Chinner * runtime */ 4284be0ffcSDave Chinner struct xfs_trans_res tr_attrrm; /* remove an attribute */ 4384be0ffcSDave Chinner struct xfs_trans_res tr_clearagi; /* clear agi unlinked bucket */ 4484be0ffcSDave Chinner struct xfs_trans_res tr_growrtalloc; /* grow realtime allocations */ 4584be0ffcSDave Chinner struct xfs_trans_res tr_growrtzero; /* grow realtime zeroing */ 4684be0ffcSDave Chinner struct xfs_trans_res tr_growrtfree; /* grow realtime freeing */ 4784be0ffcSDave Chinner struct xfs_trans_res tr_qm_setqlim; /* adjust quota limits */ 4884be0ffcSDave Chinner struct xfs_trans_res tr_qm_dqalloc; /* allocate quota on disk */ 4984be0ffcSDave Chinner struct xfs_trans_res tr_sb; /* modify superblock */ 5084be0ffcSDave Chinner struct xfs_trans_res tr_fsyncts; /* update timestamps on fsync */ 5184be0ffcSDave Chinner }; 5284be0ffcSDave Chinner 5384be0ffcSDave Chinner /* shorthand way of accessing reservation structure */ 5484be0ffcSDave Chinner #define M_RES(mp) (&(mp)->m_resv) 5584be0ffcSDave Chinner 5684be0ffcSDave Chinner /* 5784be0ffcSDave Chinner * Per-directory log reservation for any directory change. 5884be0ffcSDave Chinner * dir blocks: (1 btree block per level + data block + free block) * dblock size 5984be0ffcSDave Chinner * bmap btree: (levels + 2) * max depth * block size 6084be0ffcSDave Chinner * v2 directory blocks can be fragmented below the dirblksize down to the fsb 6184be0ffcSDave Chinner * size, so account for that in the DAENTER macros. 6284be0ffcSDave Chinner */ 6384be0ffcSDave Chinner #define XFS_DIROP_LOG_RES(mp) \ 6484be0ffcSDave Chinner (XFS_FSB_TO_B(mp, XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK)) + \ 6584be0ffcSDave Chinner (XFS_FSB_TO_B(mp, XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1))) 6684be0ffcSDave Chinner #define XFS_DIROP_LOG_COUNT(mp) \ 6784be0ffcSDave Chinner (XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK) + \ 6884be0ffcSDave Chinner XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1) 6984be0ffcSDave Chinner 7084be0ffcSDave Chinner /* 7184be0ffcSDave Chinner * Various log count values. 7284be0ffcSDave Chinner */ 7384be0ffcSDave Chinner #define XFS_DEFAULT_LOG_COUNT 1 7484be0ffcSDave Chinner #define XFS_DEFAULT_PERM_LOG_COUNT 2 7584be0ffcSDave Chinner #define XFS_ITRUNCATE_LOG_COUNT 2 7684be0ffcSDave Chinner #define XFS_INACTIVE_LOG_COUNT 2 7784be0ffcSDave Chinner #define XFS_CREATE_LOG_COUNT 2 7884be0ffcSDave Chinner #define XFS_CREATE_TMPFILE_LOG_COUNT 2 7984be0ffcSDave Chinner #define XFS_MKDIR_LOG_COUNT 3 8084be0ffcSDave Chinner #define XFS_SYMLINK_LOG_COUNT 3 8184be0ffcSDave Chinner #define XFS_REMOVE_LOG_COUNT 2 8284be0ffcSDave Chinner #define XFS_LINK_LOG_COUNT 2 8384be0ffcSDave Chinner #define XFS_RENAME_LOG_COUNT 2 8484be0ffcSDave Chinner #define XFS_WRITE_LOG_COUNT 2 8584be0ffcSDave Chinner #define XFS_ADDAFORK_LOG_COUNT 2 8684be0ffcSDave Chinner #define XFS_ATTRINVAL_LOG_COUNT 1 8784be0ffcSDave Chinner #define XFS_ATTRSET_LOG_COUNT 3 8884be0ffcSDave Chinner #define XFS_ATTRRM_LOG_COUNT 3 8984be0ffcSDave Chinner 904ecf9e7cSDarrick J. Wong /* 914ecf9e7cSDarrick J. Wong * Original log operation counts were overestimated in the early days of 924ecf9e7cSDarrick J. Wong * reflink. These are retained here purely for minimum log size calculations 934ecf9e7cSDarrick J. Wong * and must not be used for runtime reservations. 944ecf9e7cSDarrick J. Wong */ 954ecf9e7cSDarrick J. Wong #define XFS_ITRUNCATE_LOG_COUNT_REFLINK 8 964ecf9e7cSDarrick J. Wong #define XFS_WRITE_LOG_COUNT_REFLINK 8 974ecf9e7cSDarrick J. Wong 9884be0ffcSDave Chinner void xfs_trans_resv_calc(struct xfs_mount *mp, struct xfs_trans_resv *resp); 99*6ed7e509SDarrick J. Wong uint xfs_allocfree_block_count(struct xfs_mount *mp, uint num_ops); 10084be0ffcSDave Chinner 101b037c4eeSDarrick J. Wong unsigned int xfs_calc_itruncate_reservation_minlogsize(struct xfs_mount *mp); 102b037c4eeSDarrick J. Wong unsigned int xfs_calc_write_reservation_minlogsize(struct xfs_mount *mp); 103b037c4eeSDarrick J. Wong unsigned int xfs_calc_qm_dqalloc_reservation_minlogsize(struct xfs_mount *mp); 104b037c4eeSDarrick J. Wong 10584be0ffcSDave Chinner #endif /* __XFS_TRANS_RESV_H__ */ 106