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d2554263ad
We've grown a fair amount of code for managing recovery passes; tracking which ones we're running, which ones need to be run, and flagging in the superblock which ones need to be run on the next recovery. So it's worth splitting out into its own file, this code is pretty different from the code in recovery.c. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
45 lines
1.5 KiB
C
45 lines
1.5 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_check_subvol_children(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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int bch2_subvolume_trigger(struct btree_trans *, enum btree_id, unsigned,
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struct bkey_s_c, struct bkey_s, unsigned);
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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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.trigger = bch2_subvolume_trigger, \
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.min_val_size = 16, \
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})
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int bch2_subvol_has_children(struct btree_trans *, u32);
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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_initialize_subvolumes(struct bch_fs *);
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int bch2_fs_upgrade_for_subvolumes(struct bch_fs *);
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int bch2_fs_subvolumes_init(struct bch_fs *);
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#endif /* _BCACHEFS_SUBVOLUME_H */
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