From: Rich Johnston Date: Tue, 22 Oct 2013 18:04:53 +0000 (-0500) Subject: Revert "xfs: create a shared header file for format-related information" X-Git-Tag: v3.2.0-alpha2~48 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=77d8143bd059f6da43b46cadaa6a96c3d4573d9c;p=thirdparty%2Fxfsprogs-dev.git Revert "xfs: create a shared header file for format-related information" This reverts commit dd297fd6d366f62ca2f579e510e6287699d0bd5d. Wait for the kernel commits to shared files before finalising and committing the userspace patches. --- diff --git a/include/Makefile b/include/Makefile index 6682b9dbc..dc6a8bbdb 100644 --- a/include/Makefile +++ b/include/Makefile @@ -40,7 +40,6 @@ QAHFILES = libxfs.h libxlog.h \ xfs_metadump.h \ xfs_quota_defs.h \ xfs_sb.h \ - xfs_shared.h \ xfs_trace.h \ xfs_trans_resv.h \ xfs_trans_space.h diff --git a/include/libxfs.h b/include/libxfs.h index 835ba37b4..b8370729c 100644 --- a/include/libxfs.h +++ b/include/libxfs.h @@ -37,7 +37,6 @@ #include #include -#include #include #include #include diff --git a/include/xfs_ag.h b/include/xfs_ag.h index 3fc109819..1cb740afd 100644 --- a/include/xfs_ag.h +++ b/include/xfs_ag.h @@ -128,6 +128,8 @@ typedef struct xfs_agf { extern int xfs_read_agf(struct xfs_mount *mp, struct xfs_trans *tp, xfs_agnumber_t agno, int flags, struct xfs_buf **bpp); +extern const struct xfs_buf_ops xfs_agf_buf_ops; + /* * Size of the unlinked inode hash table in the agi. */ @@ -189,6 +191,8 @@ typedef struct xfs_agi { extern int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp, xfs_agnumber_t agno, struct xfs_buf **bpp); +extern const struct xfs_buf_ops xfs_agi_buf_ops; + /* * The third a.g. block contains the a.g. freelist, an array * of block pointers to blocks owned by the allocation btree code. diff --git a/include/xfs_alloc.h b/include/xfs_alloc.h index feacb061b..99d0a6101 100644 --- a/include/xfs_alloc.h +++ b/include/xfs_alloc.h @@ -231,4 +231,7 @@ xfs_alloc_get_rec( xfs_extlen_t *len, /* output: length of extent */ int *stat); /* output: success/failure */ +extern const struct xfs_buf_ops xfs_agf_buf_ops; +extern const struct xfs_buf_ops xfs_agfl_buf_ops; + #endif /* __XFS_ALLOC_H__ */ diff --git a/include/xfs_alloc_btree.h b/include/xfs_alloc_btree.h index 72676c36b..e3a3f7424 100644 --- a/include/xfs_alloc_btree.h +++ b/include/xfs_alloc_btree.h @@ -95,4 +95,6 @@ extern struct xfs_btree_cur *xfs_allocbt_init_cursor(struct xfs_mount *, xfs_agnumber_t, xfs_btnum_t); extern int xfs_allocbt_maxrecs(struct xfs_mount *, int, int); +extern const struct xfs_buf_ops xfs_allocbt_buf_ops; + #endif /* __XFS_ALLOC_BTREE_H__ */ diff --git a/include/xfs_attr_leaf.h b/include/xfs_attr_leaf.h index 3ec5ec0b8..d9b148f6b 100644 --- a/include/xfs_attr_leaf.h +++ b/include/xfs_attr_leaf.h @@ -106,4 +106,6 @@ void xfs_attr3_leaf_hdr_from_disk(struct xfs_attr3_icleaf_hdr *to, void xfs_attr3_leaf_hdr_to_disk(struct xfs_attr_leafblock *to, struct xfs_attr3_icleaf_hdr *from); +extern const struct xfs_buf_ops xfs_attr3_leaf_buf_ops; + #endif /* __XFS_ATTR_LEAF_H__ */ diff --git a/include/xfs_bmap_btree.h b/include/xfs_bmap_btree.h index e307978ff..1b726d626 100644 --- a/include/xfs_bmap_btree.h +++ b/include/xfs_bmap_btree.h @@ -239,4 +239,6 @@ extern int xfs_bmbt_maxrecs(struct xfs_mount *, int blocklen, int leaf); extern struct xfs_btree_cur *xfs_bmbt_init_cursor(struct xfs_mount *, struct xfs_trans *, struct xfs_inode *, int); +extern const struct xfs_buf_ops xfs_bmbt_buf_ops; + #endif /* __XFS_BMAP_BTREE_H__ */ diff --git a/include/xfs_da_btree.h b/include/xfs_da_btree.h index e492dcadd..9323b0e63 100644 --- a/include/xfs_da_btree.h +++ b/include/xfs_da_btree.h @@ -169,6 +169,8 @@ int xfs_da3_node_read(struct xfs_trans *tp, struct xfs_inode *dp, xfs_dablk_t bno, xfs_daddr_t mappedbno, struct xfs_buf **bpp, int which_fork); +extern const struct xfs_buf_ops xfs_da3_node_buf_ops; + /* * Utility routines. */ diff --git a/include/xfs_format.h b/include/xfs_format.h index a790428f3..35c08ff54 100644 --- a/include/xfs_format.h +++ b/include/xfs_format.h @@ -156,4 +156,14 @@ struct xfs_dsymlink_hdr { ((bufsize) - (xfs_sb_version_hascrc(&(mp)->m_sb) ? \ sizeof(struct xfs_dsymlink_hdr) : 0)) +int xfs_symlink_blocks(struct xfs_mount *mp, int pathlen); +int xfs_symlink_hdr_set(struct xfs_mount *mp, xfs_ino_t ino, uint32_t offset, + uint32_t size, struct xfs_buf *bp); +bool xfs_symlink_hdr_ok(struct xfs_mount *mp, xfs_ino_t ino, uint32_t offset, + uint32_t size, struct xfs_buf *bp); +void xfs_symlink_local_to_remote(struct xfs_trans *tp, struct xfs_buf *bp, + struct xfs_inode *ip, struct xfs_ifork *ifp); + +extern const struct xfs_buf_ops xfs_symlink_buf_ops; + #endif /* __XFS_FORMAT_H__ */ diff --git a/include/xfs_ialloc.h b/include/xfs_ialloc.h index 155779803..68c07320f 100644 --- a/include/xfs_ialloc.h +++ b/include/xfs_ialloc.h @@ -158,4 +158,6 @@ int xfs_ialloc_inode_init(struct xfs_mount *mp, struct xfs_trans *tp, xfs_agnumber_t agno, xfs_agblock_t agbno, xfs_agblock_t length, unsigned int gen); +extern const struct xfs_buf_ops xfs_agi_buf_ops; + #endif /* __XFS_IALLOC_H__ */ diff --git a/include/xfs_ialloc_btree.h b/include/xfs_ialloc_btree.h index cfbfe461a..3ac36b764 100644 --- a/include/xfs_ialloc_btree.h +++ b/include/xfs_ialloc_btree.h @@ -110,4 +110,6 @@ extern struct xfs_btree_cur *xfs_inobt_init_cursor(struct xfs_mount *, struct xfs_trans *, struct xfs_buf *, xfs_agnumber_t); extern int xfs_inobt_maxrecs(struct xfs_mount *, int, int); +extern const struct xfs_buf_ops xfs_inobt_buf_ops; + #endif /* __XFS_IALLOC_BTREE_H__ */ diff --git a/include/xfs_inode_buf.h b/include/xfs_inode_buf.h index e8fd3bd11..aae9fc465 100644 --- a/include/xfs_inode_buf.h +++ b/include/xfs_inode_buf.h @@ -47,4 +47,6 @@ void xfs_inobp_check(struct xfs_mount *, struct xfs_buf *); #define xfs_inobp_check(mp, bp) #endif /* DEBUG */ +extern const struct xfs_buf_ops xfs_inode_buf_ops; + #endif /* __XFS_INODE_BUF_H__ */ diff --git a/include/xfs_log_format.h b/include/xfs_log_format.h index aeaa7157e..31e3a06c4 100644 --- a/include/xfs_log_format.h +++ b/include/xfs_log_format.h @@ -233,6 +233,178 @@ typedef struct xfs_trans_header { { XFS_LI_QUOTAOFF, "XFS_LI_QUOTAOFF" }, \ { XFS_LI_ICREATE, "XFS_LI_ICREATE" } +/* + * Transaction types. Used to distinguish types of buffers. + */ +#define XFS_TRANS_SETATTR_NOT_SIZE 1 +#define XFS_TRANS_SETATTR_SIZE 2 +#define XFS_TRANS_INACTIVE 3 +#define XFS_TRANS_CREATE 4 +#define XFS_TRANS_CREATE_TRUNC 5 +#define XFS_TRANS_TRUNCATE_FILE 6 +#define XFS_TRANS_REMOVE 7 +#define XFS_TRANS_LINK 8 +#define XFS_TRANS_RENAME 9 +#define XFS_TRANS_MKDIR 10 +#define XFS_TRANS_RMDIR 11 +#define XFS_TRANS_SYMLINK 12 +#define XFS_TRANS_SET_DMATTRS 13 +#define XFS_TRANS_GROWFS 14 +#define XFS_TRANS_STRAT_WRITE 15 +#define XFS_TRANS_DIOSTRAT 16 +/* 17 was XFS_TRANS_WRITE_SYNC */ +#define XFS_TRANS_WRITEID 18 +#define XFS_TRANS_ADDAFORK 19 +#define XFS_TRANS_ATTRINVAL 20 +#define XFS_TRANS_ATRUNCATE 21 +#define XFS_TRANS_ATTR_SET 22 +#define XFS_TRANS_ATTR_RM 23 +#define XFS_TRANS_ATTR_FLAG 24 +#define XFS_TRANS_CLEAR_AGI_BUCKET 25 +#define XFS_TRANS_QM_SBCHANGE 26 +/* + * Dummy entries since we use the transaction type to index into the + * trans_type[] in xlog_recover_print_trans_head() + */ +#define XFS_TRANS_DUMMY1 27 +#define XFS_TRANS_DUMMY2 28 +#define XFS_TRANS_QM_QUOTAOFF 29 +#define XFS_TRANS_QM_DQALLOC 30 +#define XFS_TRANS_QM_SETQLIM 31 +#define XFS_TRANS_QM_DQCLUSTER 32 +#define XFS_TRANS_QM_QINOCREATE 33 +#define XFS_TRANS_QM_QUOTAOFF_END 34 +#define XFS_TRANS_SB_UNIT 35 +#define XFS_TRANS_FSYNC_TS 36 +#define XFS_TRANS_GROWFSRT_ALLOC 37 +#define XFS_TRANS_GROWFSRT_ZERO 38 +#define XFS_TRANS_GROWFSRT_FREE 39 +#define XFS_TRANS_SWAPEXT 40 +#define XFS_TRANS_SB_COUNT 41 +#define XFS_TRANS_CHECKPOINT 42 +#define XFS_TRANS_ICREATE 43 +#define XFS_TRANS_TYPE_MAX 43 +/* new transaction types need to be reflected in xfs_logprint(8) */ + +#define XFS_TRANS_TYPES \ + { XFS_TRANS_SETATTR_NOT_SIZE, "SETATTR_NOT_SIZE" }, \ + { XFS_TRANS_SETATTR_SIZE, "SETATTR_SIZE" }, \ + { XFS_TRANS_INACTIVE, "INACTIVE" }, \ + { XFS_TRANS_CREATE, "CREATE" }, \ + { XFS_TRANS_CREATE_TRUNC, "CREATE_TRUNC" }, \ + { XFS_TRANS_TRUNCATE_FILE, "TRUNCATE_FILE" }, \ + { XFS_TRANS_REMOVE, "REMOVE" }, \ + { XFS_TRANS_LINK, "LINK" }, \ + { XFS_TRANS_RENAME, "RENAME" }, \ + { XFS_TRANS_MKDIR, "MKDIR" }, \ + { XFS_TRANS_RMDIR, "RMDIR" }, \ + { XFS_TRANS_SYMLINK, "SYMLINK" }, \ + { XFS_TRANS_SET_DMATTRS, "SET_DMATTRS" }, \ + { XFS_TRANS_GROWFS, "GROWFS" }, \ + { XFS_TRANS_STRAT_WRITE, "STRAT_WRITE" }, \ + { XFS_TRANS_DIOSTRAT, "DIOSTRAT" }, \ + { XFS_TRANS_WRITEID, "WRITEID" }, \ + { XFS_TRANS_ADDAFORK, "ADDAFORK" }, \ + { XFS_TRANS_ATTRINVAL, "ATTRINVAL" }, \ + { XFS_TRANS_ATRUNCATE, "ATRUNCATE" }, \ + { XFS_TRANS_ATTR_SET, "ATTR_SET" }, \ + { XFS_TRANS_ATTR_RM, "ATTR_RM" }, \ + { XFS_TRANS_ATTR_FLAG, "ATTR_FLAG" }, \ + { XFS_TRANS_CLEAR_AGI_BUCKET, "CLEAR_AGI_BUCKET" }, \ + { XFS_TRANS_QM_SBCHANGE, "QM_SBCHANGE" }, \ + { XFS_TRANS_QM_QUOTAOFF, "QM_QUOTAOFF" }, \ + { XFS_TRANS_QM_DQALLOC, "QM_DQALLOC" }, \ + { XFS_TRANS_QM_SETQLIM, "QM_SETQLIM" }, \ + { XFS_TRANS_QM_DQCLUSTER, "QM_DQCLUSTER" }, \ + { XFS_TRANS_QM_QINOCREATE, "QM_QINOCREATE" }, \ + { XFS_TRANS_QM_QUOTAOFF_END, "QM_QOFF_END" }, \ + { XFS_TRANS_SB_UNIT, "SB_UNIT" }, \ + { XFS_TRANS_FSYNC_TS, "FSYNC_TS" }, \ + { XFS_TRANS_GROWFSRT_ALLOC, "GROWFSRT_ALLOC" }, \ + { XFS_TRANS_GROWFSRT_ZERO, "GROWFSRT_ZERO" }, \ + { XFS_TRANS_GROWFSRT_FREE, "GROWFSRT_FREE" }, \ + { XFS_TRANS_SWAPEXT, "SWAPEXT" }, \ + { XFS_TRANS_SB_COUNT, "SB_COUNT" }, \ + { XFS_TRANS_CHECKPOINT, "CHECKPOINT" }, \ + { XFS_TRANS_DUMMY1, "DUMMY1" }, \ + { XFS_TRANS_DUMMY2, "DUMMY2" }, \ + { XLOG_UNMOUNT_REC_TYPE, "UNMOUNT" } + +/* + * This structure is used to track log items associated with + * a transaction. It points to the log item and keeps some + * flags to track the state of the log item. It also tracks + * the amount of space needed to log the item it describes + * once we get to commit processing (see xfs_trans_commit()). + */ +struct xfs_log_item_desc { + struct xfs_log_item *lid_item; + struct list_head lid_trans; + unsigned char lid_flags; +}; + +#define XFS_LID_DIRTY 0x1 + +/* + * Values for t_flags. + */ +#define XFS_TRANS_DIRTY 0x01 /* something needs to be logged */ +#define XFS_TRANS_SB_DIRTY 0x02 /* superblock is modified */ +#define XFS_TRANS_PERM_LOG_RES 0x04 /* xact took a permanent log res */ +#define XFS_TRANS_SYNC 0x08 /* make commit synchronous */ +#define XFS_TRANS_DQ_DIRTY 0x10 /* at least one dquot in trx dirty */ +#define XFS_TRANS_RESERVE 0x20 /* OK to use reserved data blocks */ +#define XFS_TRANS_FREEZE_PROT 0x40 /* Transaction has elevated writer + count in superblock */ + +/* + * Values for call flags parameter. + */ +#define XFS_TRANS_RELEASE_LOG_RES 0x4 +#define XFS_TRANS_ABORT 0x8 + +/* + * Field values for xfs_trans_mod_sb. + */ +#define XFS_TRANS_SB_ICOUNT 0x00000001 +#define XFS_TRANS_SB_IFREE 0x00000002 +#define XFS_TRANS_SB_FDBLOCKS 0x00000004 +#define XFS_TRANS_SB_RES_FDBLOCKS 0x00000008 +#define XFS_TRANS_SB_FREXTENTS 0x00000010 +#define XFS_TRANS_SB_RES_FREXTENTS 0x00000020 +#define XFS_TRANS_SB_DBLOCKS 0x00000040 +#define XFS_TRANS_SB_AGCOUNT 0x00000080 +#define XFS_TRANS_SB_IMAXPCT 0x00000100 +#define XFS_TRANS_SB_REXTSIZE 0x00000200 +#define XFS_TRANS_SB_RBMBLOCKS 0x00000400 +#define XFS_TRANS_SB_RBLOCKS 0x00000800 +#define XFS_TRANS_SB_REXTENTS 0x00001000 +#define XFS_TRANS_SB_REXTSLOG 0x00002000 + +/* + * Here we centralize the specification of XFS meta-data buffer + * reference count values. This determine how hard the buffer + * cache tries to hold onto the buffer. + */ +#define XFS_AGF_REF 4 +#define XFS_AGI_REF 4 +#define XFS_AGFL_REF 3 +#define XFS_INO_BTREE_REF 3 +#define XFS_ALLOC_BTREE_REF 2 +#define XFS_BMAP_BTREE_REF 2 +#define XFS_DIR_BTREE_REF 2 +#define XFS_INO_REF 2 +#define XFS_ATTR_BTREE_REF 1 +#define XFS_DQUOT_REF 1 + +/* + * Flags for xfs_trans_ichgtime(). + */ +#define XFS_ICHGTIME_MOD 0x1 /* data fork modification timestamp */ +#define XFS_ICHGTIME_CHG 0x2 /* inode field change timestamp */ +#define XFS_ICHGTIME_CREATE 0x4 /* inode create timestamp */ + + /* * Inode Log Item Format definitions. * @@ -621,6 +793,7 @@ typedef struct xfs_qoff_logformat { char qf_pad[12]; /* padding for future */ } xfs_qoff_logformat_t; + /* * Disk quotas status in m_qflags, and also sb_qflags. 16 bits. */ @@ -672,4 +845,8 @@ struct xfs_icreate_log { __be32 icl_gen; /* inode generation number to use */ }; +int xfs_log_calc_unit_res(struct xfs_mount *mp, int unit_bytes); +int xfs_log_calc_minimum_size(struct xfs_mount *); + + #endif /* __XFS_LOG_FORMAT_H__ */ diff --git a/include/xfs_sb.h b/include/xfs_sb.h index 741b7a3ea..c8d88989b 100644 --- a/include/xfs_sb.h +++ b/include/xfs_sb.h @@ -695,4 +695,7 @@ extern void xfs_sb_from_disk(struct xfs_sb *, struct xfs_dsb *); extern void xfs_sb_to_disk(struct xfs_dsb *, struct xfs_sb *, __int64_t); extern void xfs_sb_quota_from_disk(struct xfs_sb *sbp); +extern const struct xfs_buf_ops xfs_sb_buf_ops; +extern const struct xfs_buf_ops xfs_sb_quiet_buf_ops; + #endif /* __XFS_SB_H__ */ diff --git a/include/xfs_shared.h b/include/xfs_shared.h deleted file mode 100644 index 63c94b1e9..000000000 --- a/include/xfs_shared.h +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (c) 2000-2005 Silicon Graphics, Inc. - * Copyright (c) 2013 Red Hat, 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_SHARED_H__ -#define __XFS_SHARED_H__ - -/* - * Definitions shared between kernel and userspace that don't fit into any other - * header file that is shared with userspace. - */ -struct xfs_ifork; -struct xfs_buf; -struct xfs_buf_ops; -struct xfs_mount; -struct xfs_trans; -struct xfs_inode; - -/* - * Buffer verifier operations are widely used, including userspace tools - */ -extern const struct xfs_buf_ops xfs_agf_buf_ops; -extern const struct xfs_buf_ops xfs_agi_buf_ops; -extern const struct xfs_buf_ops xfs_agf_buf_ops; -extern const struct xfs_buf_ops xfs_agfl_buf_ops; -extern const struct xfs_buf_ops xfs_allocbt_buf_ops; -extern const struct xfs_buf_ops xfs_attr3_leaf_buf_ops; -extern const struct xfs_buf_ops xfs_attr3_rmt_buf_ops; -extern const struct xfs_buf_ops xfs_bmbt_buf_ops; -extern const struct xfs_buf_ops xfs_da3_node_buf_ops; -extern const struct xfs_buf_ops xfs_dquot_buf_ops; -extern const struct xfs_buf_ops xfs_symlink_buf_ops; -extern const struct xfs_buf_ops xfs_agi_buf_ops; -extern const struct xfs_buf_ops xfs_inobt_buf_ops; -extern const struct xfs_buf_ops xfs_inode_buf_ops; -extern const struct xfs_buf_ops xfs_inode_buf_ra_ops; -extern const struct xfs_buf_ops xfs_dquot_buf_ops; -extern const struct xfs_buf_ops xfs_sb_buf_ops; -extern const struct xfs_buf_ops xfs_sb_quiet_buf_ops; -extern const struct xfs_buf_ops xfs_symlink_buf_ops; - -/* - * Transaction types. Used to distinguish types of buffers. These never reach - * the log. - */ -#define XFS_TRANS_SETATTR_NOT_SIZE 1 -#define XFS_TRANS_SETATTR_SIZE 2 -#define XFS_TRANS_INACTIVE 3 -#define XFS_TRANS_CREATE 4 -#define XFS_TRANS_CREATE_TRUNC 5 -#define XFS_TRANS_TRUNCATE_FILE 6 -#define XFS_TRANS_REMOVE 7 -#define XFS_TRANS_LINK 8 -#define XFS_TRANS_RENAME 9 -#define XFS_TRANS_MKDIR 10 -#define XFS_TRANS_RMDIR 11 -#define XFS_TRANS_SYMLINK 12 -#define XFS_TRANS_SET_DMATTRS 13 -#define XFS_TRANS_GROWFS 14 -#define XFS_TRANS_STRAT_WRITE 15 -#define XFS_TRANS_DIOSTRAT 16 -/* 17 was XFS_TRANS_WRITE_SYNC */ -#define XFS_TRANS_WRITEID 18 -#define XFS_TRANS_ADDAFORK 19 -#define XFS_TRANS_ATTRINVAL 20 -#define XFS_TRANS_ATRUNCATE 21 -#define XFS_TRANS_ATTR_SET 22 -#define XFS_TRANS_ATTR_RM 23 -#define XFS_TRANS_ATTR_FLAG 24 -#define XFS_TRANS_CLEAR_AGI_BUCKET 25 -#define XFS_TRANS_QM_SBCHANGE 26 -/* - * Dummy entries since we use the transaction type to index into the - * trans_type[] in xlog_recover_print_trans_head() - */ -#define XFS_TRANS_DUMMY1 27 -#define XFS_TRANS_DUMMY2 28 -#define XFS_TRANS_QM_QUOTAOFF 29 -#define XFS_TRANS_QM_DQALLOC 30 -#define XFS_TRANS_QM_SETQLIM 31 -#define XFS_TRANS_QM_DQCLUSTER 32 -#define XFS_TRANS_QM_QINOCREATE 33 -#define XFS_TRANS_QM_QUOTAOFF_END 34 -#define XFS_TRANS_SB_UNIT 35 -#define XFS_TRANS_FSYNC_TS 36 -#define XFS_TRANS_GROWFSRT_ALLOC 37 -#define XFS_TRANS_GROWFSRT_ZERO 38 -#define XFS_TRANS_GROWFSRT_FREE 39 -#define XFS_TRANS_SWAPEXT 40 -#define XFS_TRANS_SB_COUNT 41 -#define XFS_TRANS_CHECKPOINT 42 -#define XFS_TRANS_ICREATE 43 -#define XFS_TRANS_TYPE_MAX 43 -/* new transaction types need to be reflected in xfs_logprint(8) */ - -#define XFS_TRANS_TYPES \ - { XFS_TRANS_SETATTR_NOT_SIZE, "SETATTR_NOT_SIZE" }, \ - { XFS_TRANS_SETATTR_SIZE, "SETATTR_SIZE" }, \ - { XFS_TRANS_INACTIVE, "INACTIVE" }, \ - { XFS_TRANS_CREATE, "CREATE" }, \ - { XFS_TRANS_CREATE_TRUNC, "CREATE_TRUNC" }, \ - { XFS_TRANS_TRUNCATE_FILE, "TRUNCATE_FILE" }, \ - { XFS_TRANS_REMOVE, "REMOVE" }, \ - { XFS_TRANS_LINK, "LINK" }, \ - { XFS_TRANS_RENAME, "RENAME" }, \ - { XFS_TRANS_MKDIR, "MKDIR" }, \ - { XFS_TRANS_RMDIR, "RMDIR" }, \ - { XFS_TRANS_SYMLINK, "SYMLINK" }, \ - { XFS_TRANS_SET_DMATTRS, "SET_DMATTRS" }, \ - { XFS_TRANS_GROWFS, "GROWFS" }, \ - { XFS_TRANS_STRAT_WRITE, "STRAT_WRITE" }, \ - { XFS_TRANS_DIOSTRAT, "DIOSTRAT" }, \ - { XFS_TRANS_WRITEID, "WRITEID" }, \ - { XFS_TRANS_ADDAFORK, "ADDAFORK" }, \ - { XFS_TRANS_ATTRINVAL, "ATTRINVAL" }, \ - { XFS_TRANS_ATRUNCATE, "ATRUNCATE" }, \ - { XFS_TRANS_ATTR_SET, "ATTR_SET" }, \ - { XFS_TRANS_ATTR_RM, "ATTR_RM" }, \ - { XFS_TRANS_ATTR_FLAG, "ATTR_FLAG" }, \ - { XFS_TRANS_CLEAR_AGI_BUCKET, "CLEAR_AGI_BUCKET" }, \ - { XFS_TRANS_QM_SBCHANGE, "QM_SBCHANGE" }, \ - { XFS_TRANS_QM_QUOTAOFF, "QM_QUOTAOFF" }, \ - { XFS_TRANS_QM_DQALLOC, "QM_DQALLOC" }, \ - { XFS_TRANS_QM_SETQLIM, "QM_SETQLIM" }, \ - { XFS_TRANS_QM_DQCLUSTER, "QM_DQCLUSTER" }, \ - { XFS_TRANS_QM_QINOCREATE, "QM_QINOCREATE" }, \ - { XFS_TRANS_QM_QUOTAOFF_END, "QM_QOFF_END" }, \ - { XFS_TRANS_SB_UNIT, "SB_UNIT" }, \ - { XFS_TRANS_FSYNC_TS, "FSYNC_TS" }, \ - { XFS_TRANS_GROWFSRT_ALLOC, "GROWFSRT_ALLOC" }, \ - { XFS_TRANS_GROWFSRT_ZERO, "GROWFSRT_ZERO" }, \ - { XFS_TRANS_GROWFSRT_FREE, "GROWFSRT_FREE" }, \ - { XFS_TRANS_SWAPEXT, "SWAPEXT" }, \ - { XFS_TRANS_SB_COUNT, "SB_COUNT" }, \ - { XFS_TRANS_CHECKPOINT, "CHECKPOINT" }, \ - { XFS_TRANS_DUMMY1, "DUMMY1" }, \ - { XFS_TRANS_DUMMY2, "DUMMY2" }, \ - { XLOG_UNMOUNT_REC_TYPE, "UNMOUNT" } - -/* - * This structure is used to track log items associated with - * a transaction. It points to the log item and keeps some - * flags to track the state of the log item. It also tracks - * the amount of space needed to log the item it describes - * once we get to commit processing (see xfs_trans_commit()). - */ -struct xfs_log_item_desc { - struct xfs_log_item *lid_item; - struct list_head lid_trans; - unsigned char lid_flags; -}; - -#define XFS_LID_DIRTY 0x1 - -/* log size calculation functions */ -int xfs_log_calc_unit_res(struct xfs_mount *mp, int unit_bytes); -int xfs_log_calc_minimum_size(struct xfs_mount *); - - -/* - * Values for t_flags. - */ -#define XFS_TRANS_DIRTY 0x01 /* something needs to be logged */ -#define XFS_TRANS_SB_DIRTY 0x02 /* superblock is modified */ -#define XFS_TRANS_PERM_LOG_RES 0x04 /* xact took a permanent log res */ -#define XFS_TRANS_SYNC 0x08 /* make commit synchronous */ -#define XFS_TRANS_DQ_DIRTY 0x10 /* at least one dquot in trx dirty */ -#define XFS_TRANS_RESERVE 0x20 /* OK to use reserved data blocks */ -#define XFS_TRANS_FREEZE_PROT 0x40 /* Transaction has elevated writer - count in superblock */ -/* - * Values for call flags parameter. - */ -#define XFS_TRANS_RELEASE_LOG_RES 0x4 -#define XFS_TRANS_ABORT 0x8 - -/* - * Field values for xfs_trans_mod_sb. - */ -#define XFS_TRANS_SB_ICOUNT 0x00000001 -#define XFS_TRANS_SB_IFREE 0x00000002 -#define XFS_TRANS_SB_FDBLOCKS 0x00000004 -#define XFS_TRANS_SB_RES_FDBLOCKS 0x00000008 -#define XFS_TRANS_SB_FREXTENTS 0x00000010 -#define XFS_TRANS_SB_RES_FREXTENTS 0x00000020 -#define XFS_TRANS_SB_DBLOCKS 0x00000040 -#define XFS_TRANS_SB_AGCOUNT 0x00000080 -#define XFS_TRANS_SB_IMAXPCT 0x00000100 -#define XFS_TRANS_SB_REXTSIZE 0x00000200 -#define XFS_TRANS_SB_RBMBLOCKS 0x00000400 -#define XFS_TRANS_SB_RBLOCKS 0x00000800 -#define XFS_TRANS_SB_REXTENTS 0x00001000 -#define XFS_TRANS_SB_REXTSLOG 0x00002000 - -/* - * Here we centralize the specification of XFS meta-data buffer reference count - * values. This determine how hard the buffer cache tries to hold onto the - * buffer. - */ -#define XFS_AGF_REF 4 -#define XFS_AGI_REF 4 -#define XFS_AGFL_REF 3 -#define XFS_INO_BTREE_REF 3 -#define XFS_ALLOC_BTREE_REF 2 -#define XFS_BMAP_BTREE_REF 2 -#define XFS_DIR_BTREE_REF 2 -#define XFS_INO_REF 2 -#define XFS_ATTR_BTREE_REF 1 -#define XFS_DQUOT_REF 1 - -/* - * Flags for xfs_trans_ichgtime(). - */ -#define XFS_ICHGTIME_MOD 0x1 /* data fork modification timestamp */ -#define XFS_ICHGTIME_CHG 0x2 /* inode field change timestamp */ -#define XFS_ICHGTIME_CREATE 0x4 /* inode create timestamp */ - - -/* - * Symlink decoding/encoding functions - */ -int xfs_symlink_blocks(struct xfs_mount *mp, int pathlen); -int xfs_symlink_hdr_set(struct xfs_mount *mp, xfs_ino_t ino, uint32_t offset, - uint32_t size, struct xfs_buf *bp); -bool xfs_symlink_hdr_ok(struct xfs_mount *mp, xfs_ino_t ino, uint32_t offset, - uint32_t size, struct xfs_buf *bp); -void xfs_symlink_local_to_remote(struct xfs_trans *tp, struct xfs_buf *bp, - struct xfs_inode *ip, struct xfs_ifork *ifp); - -#endif /* __XFS_SHARED_H__ */