| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| 276 | 83.38% | 1 | 10.00% | |
| 39 | 11.78% | 4 | 40.00% | |
| 7 | 2.11% | 1 | 10.00% | |
| 7 | 2.11% | 3 | 30.00% | |
| 2 | 0.60% | 1 | 10.00% | |
| Total | 331 | 10 |
| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Christoph Hellwig | 276 | 83.38% | 1 | 10.00% |
| Darrick J. Wong | 39 | 11.78% | 4 | 40.00% |
| Brian Foster | 7 | 2.11% | 1 | 10.00% |
| David Chinner | 7 | 2.11% | 3 | 30.00% |
| Nathan Scott | 2 | 0.60% | 1 | 10.00% |
| Total | 331 | 10 |
// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2000,2005 Silicon Graphics, Inc. * All Rights Reserved. */ #ifndef __XFS_TRANS_SPACE_H__ #define __XFS_TRANS_SPACE_H__ /* * Components of space reservations. */ /* Worst case number of rmaps that can be held in a block. */ #define XFS_MAX_CONTIG_RMAPS_PER_BLOCK(mp) \ (((mp)->m_rmap_mxr[0]) - ((mp)->m_rmap_mnr[0])) /* Adding one rmap could split every level up to the top of the tree. */ #define XFS_RMAPADD_SPACE_RES(mp) ((mp)->m_rmap_maxlevels) /* * Note that we historically set m_rmap_maxlevels to 9 when reflink is enabled, * so we must preserve this behavior to avoid changing the transaction space * reservations and minimum log size calculations for existing filesystems. */ #define XFS_OLD_REFLINK_RMAP_MAXLEVELS 9 /* Blocks we might need to add "b" rmaps to a tree. */ #define XFS_NRMAPADD_SPACE_RES(mp, b)\ (((b + XFS_MAX_CONTIG_RMAPS_PER_BLOCK(mp) - 1) / \ XFS_MAX_CONTIG_RMAPS_PER_BLOCK(mp)) * \ XFS_RMAPADD_SPACE_RES(mp)) #define XFS_MAX_CONTIG_EXTENTS_PER_BLOCK(mp) \ (((mp)->m_alloc_mxr[0]) - ((mp)->m_alloc_mnr[0])) #define XFS_EXTENTADD_SPACE_RES(mp,w) (XFS_BM_MAXLEVELS(mp,w) - 1) #define XFS_NEXTENTADD_SPACE_RES(mp,b,w)\ (((b + XFS_MAX_CONTIG_EXTENTS_PER_BLOCK(mp) - 1) / \ XFS_MAX_CONTIG_EXTENTS_PER_BLOCK(mp)) * \ XFS_EXTENTADD_SPACE_RES(mp,w)) /* Blocks we might need to add "b" mappings & rmappings to a file. */ #define XFS_SWAP_RMAP_SPACE_RES(mp,b,w)\ (XFS_NEXTENTADD_SPACE_RES((mp), (b), (w)) + \ XFS_NRMAPADD_SPACE_RES((mp), (b))) #define XFS_DAENTER_1B(mp,w) \ ((w) == XFS_DATA_FORK ? (mp)->m_dir_geo->fsbcount : 1) #define XFS_DAENTER_DBS(mp,w) \ (XFS_DA_NODE_MAXDEPTH + (((w) == XFS_DATA_FORK) ? 2 : 0)) #define XFS_DAENTER_BLOCKS(mp,w) \ (XFS_DAENTER_1B(mp,w) * XFS_DAENTER_DBS(mp,w)) #define XFS_DAENTER_BMAP1B(mp,w) \ XFS_NEXTENTADD_SPACE_RES(mp, XFS_DAENTER_1B(mp, w), w) #define XFS_DAENTER_BMAPS(mp,w) \ (XFS_DAENTER_DBS(mp,w) * XFS_DAENTER_BMAP1B(mp,w)) #define XFS_DAENTER_SPACE_RES(mp,w) \ (XFS_DAENTER_BLOCKS(mp,w) + XFS_DAENTER_BMAPS(mp,w)) #define XFS_DAREMOVE_SPACE_RES(mp,w) XFS_DAENTER_BMAPS(mp,w) #define XFS_DIRENTER_MAX_SPLIT(mp,nl) 1 #define XFS_DIRENTER_SPACE_RES(mp,nl) \ (XFS_DAENTER_SPACE_RES(mp, XFS_DATA_FORK) * \ XFS_DIRENTER_MAX_SPLIT(mp,nl)) #define XFS_DIRREMOVE_SPACE_RES(mp) \ XFS_DAREMOVE_SPACE_RES(mp, XFS_DATA_FORK) #define XFS_IALLOC_SPACE_RES(mp) \ (M_IGEO(mp)->ialloc_blks + \ ((xfs_has_finobt(mp) ? 2 : 1) * M_IGEO(mp)->inobt_maxlevels)) /* * Space reservation values for various transactions. */ #define XFS_ADDAFORK_SPACE_RES(mp) \ ((mp)->m_dir_geo->fsbcount + XFS_DAENTER_BMAP1B(mp, XFS_DATA_FORK)) #define XFS_ATTRRM_SPACE_RES(mp) \ XFS_DAREMOVE_SPACE_RES(mp, XFS_ATTR_FORK) /* This macro is not used - see inline code in xfs_attr_set */ #define XFS_ATTRSET_SPACE_RES(mp, v) \ (XFS_DAENTER_SPACE_RES(mp, XFS_ATTR_FORK) + XFS_B_TO_FSB(mp, v)) #define XFS_CREATE_SPACE_RES(mp,nl) \ (XFS_IALLOC_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl)) #define XFS_DIOSTRAT_SPACE_RES(mp, v) \ (XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK) + (v)) #define XFS_GROWFS_SPACE_RES(mp) \ (2 * (mp)->m_alloc_maxlevels) #define XFS_GROWFSRT_SPACE_RES(mp,b) \ ((b) + XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK)) #define XFS_LINK_SPACE_RES(mp,nl) \ XFS_DIRENTER_SPACE_RES(mp,nl) #define XFS_MKDIR_SPACE_RES(mp,nl) \ (XFS_IALLOC_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl)) #define XFS_QM_DQALLOC_SPACE_RES(mp) \ (XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK) + \ XFS_DQUOT_CLUSTER_SIZE_FSB) #define XFS_QM_QINOCREATE_SPACE_RES(mp) \ XFS_IALLOC_SPACE_RES(mp) #define XFS_REMOVE_SPACE_RES(mp) \ XFS_DIRREMOVE_SPACE_RES(mp) #define XFS_RENAME_SPACE_RES(mp,nl) \ (XFS_DIRREMOVE_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl)) #define XFS_SYMLINK_SPACE_RES(mp,nl,b) \ (XFS_IALLOC_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl) + (b)) #define XFS_IFREE_SPACE_RES(mp) \ (xfs_has_finobt(mp) ? M_IGEO(mp)->inobt_maxlevels : 0) #endif /* __XFS_TRANS_SPACE_H__ */