b8628a2529
Record the filesystem path heirarchy for subvolumes in bch_subvolume Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_SUBVOLUME_H
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#define _BCACHEFS_SUBVOLUME_H
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#include "darray.h"
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#include "subvolume_types.h"
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enum bkey_invalid_flags;
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int bch2_check_subvols(struct bch_fs *);
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int bch2_subvolume_invalid(struct bch_fs *, struct bkey_s_c,
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enum bkey_invalid_flags, struct printbuf *);
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void bch2_subvolume_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
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#define bch2_bkey_ops_subvolume ((struct bkey_ops) { \
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.key_invalid = bch2_subvolume_invalid, \
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.val_to_text = bch2_subvolume_to_text, \
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.min_val_size = 16, \
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})
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int bch2_subvolume_get(struct btree_trans *, unsigned,
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bool, int, struct bch_subvolume *);
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int bch2_subvolume_get_snapshot(struct btree_trans *, u32, u32 *);
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int bch2_subvol_is_ro_trans(struct btree_trans *, u32);
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int bch2_subvol_is_ro(struct bch_fs *, u32);
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int bch2_delete_dead_snapshots(struct bch_fs *);
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void bch2_delete_dead_snapshots_async(struct bch_fs *);
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int bch2_subvolume_unlink(struct btree_trans *, u32);
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int bch2_subvolume_create(struct btree_trans *, u64, u32, u32, u32 *, u32 *, bool);
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int bch2_fs_subvolumes_init(struct bch_fs *);
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#endif /* _BCACHEFS_SUBVOLUME_H */
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