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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
commit01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch)
treeb406c5242a088c4f59c6e4b719b783f43aca6ae9 /fs/xfs/scrub/newbt.h
parentAdding upstream version 6.7.12. (diff)
downloadlinux-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.h68
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__ */