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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /fs/xfs/scrub/newbt.h | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-upstream/6.8.9.tar.xz linux-upstream/6.8.9.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/xfs/scrub/newbt.h')
-rw-r--r-- | fs/xfs/scrub/newbt.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/fs/xfs/scrub/newbt.h b/fs/xfs/scrub/newbt.h new file mode 100644 index 0000000000..89f8e3970b --- /dev/null +++ b/fs/xfs/scrub/newbt.h @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2022-2023 Oracle. All Rights Reserved. + * Author: Darrick J. Wong <djwong@kernel.org> + */ +#ifndef __XFS_SCRUB_NEWBT_H__ +#define __XFS_SCRUB_NEWBT_H__ + +struct xrep_newbt_resv { + /* Link to list of extents that we've reserved. */ + struct list_head list; + + struct xfs_perag *pag; + + /* Auto-freeing this reservation if we don't commit. */ + struct xfs_alloc_autoreap autoreap; + + /* AG block of the extent we reserved. */ + xfs_agblock_t agbno; + + /* Length of the reservation. */ + xfs_extlen_t len; + + /* How much of this reservation has been used. */ + xfs_extlen_t used; +}; + +struct xrep_newbt { + struct xfs_scrub *sc; + + /* List of extents that we've reserved. */ + struct list_head resv_list; + + /* Fake root for new btree. */ + union { + struct xbtree_afakeroot afake; + struct xbtree_ifakeroot ifake; + }; + + /* rmap owner of these blocks */ + struct xfs_owner_info oinfo; + + /* btree geometry for the bulk loader */ + struct xfs_btree_bload bload; + + /* Allocation hint */ + xfs_fsblock_t alloc_hint; + + /* per-ag reservation type */ + enum xfs_ag_resv_type resv; +}; + +void xrep_newbt_init_bare(struct xrep_newbt *xnr, struct xfs_scrub *sc); +void xrep_newbt_init_ag(struct xrep_newbt *xnr, struct xfs_scrub *sc, + const struct xfs_owner_info *oinfo, xfs_fsblock_t alloc_hint, + enum xfs_ag_resv_type resv); +int xrep_newbt_init_inode(struct xrep_newbt *xnr, struct xfs_scrub *sc, + int whichfork, const struct xfs_owner_info *oinfo); +int xrep_newbt_alloc_blocks(struct xrep_newbt *xnr, uint64_t nr_blocks); +int xrep_newbt_add_extent(struct xrep_newbt *xnr, struct xfs_perag *pag, + xfs_agblock_t agbno, xfs_extlen_t len); +void xrep_newbt_cancel(struct xrep_newbt *xnr); +int xrep_newbt_commit(struct xrep_newbt *xnr); +int xrep_newbt_claim_block(struct xfs_btree_cur *cur, struct xrep_newbt *xnr, + union xfs_btree_ptr *ptr); +unsigned int xrep_newbt_unused_blocks(struct xrep_newbt *xnr); + +#endif /* __XFS_SCRUB_NEWBT_H__ */ |