a101957649
Fixes for various checkpatch errors. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_BTREE_KEY_CACHE_H
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#define _BCACHEFS_BTREE_KEY_CACHE_H
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static inline size_t bch2_nr_btree_keys_need_flush(struct bch_fs *c)
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{
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size_t nr_dirty = atomic_long_read(&c->btree_key_cache.nr_dirty);
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size_t nr_keys = atomic_long_read(&c->btree_key_cache.nr_keys);
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size_t max_dirty = 1024 + nr_keys / 2;
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return max_t(ssize_t, 0, nr_dirty - max_dirty);
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}
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static inline bool bch2_btree_key_cache_must_wait(struct bch_fs *c)
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{
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size_t nr_dirty = atomic_long_read(&c->btree_key_cache.nr_dirty);
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size_t nr_keys = atomic_long_read(&c->btree_key_cache.nr_keys);
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size_t max_dirty = 4096 + (nr_keys * 3) / 4;
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return nr_dirty > max_dirty;
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}
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int bch2_btree_key_cache_journal_flush(struct journal *,
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struct journal_entry_pin *, u64);
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struct bkey_cached *
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bch2_btree_key_cache_find(struct bch_fs *, enum btree_id, struct bpos);
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int bch2_btree_path_traverse_cached(struct btree_trans *, struct btree_path *,
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unsigned);
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bool bch2_btree_insert_key_cached(struct btree_trans *,
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struct btree_path *, struct bkey_i *);
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int bch2_btree_key_cache_flush(struct btree_trans *,
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enum btree_id, struct bpos);
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void bch2_btree_key_cache_drop(struct btree_trans *,
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struct btree_path *);
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void bch2_fs_btree_key_cache_exit(struct btree_key_cache *);
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void bch2_fs_btree_key_cache_init_early(struct btree_key_cache *);
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int bch2_fs_btree_key_cache_init(struct btree_key_cache *);
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void bch2_btree_key_cache_to_text(struct printbuf *, struct btree_key_cache *);
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void bch2_btree_key_cache_exit(void);
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int __init bch2_btree_key_cache_init(void);
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#endif /* _BCACHEFS_BTREE_KEY_CACHE_H */
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