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42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
#ifndef _BCACHEFS_JOURNAL_RECLAIM_H
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#define _BCACHEFS_JOURNAL_RECLAIM_H
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#define JOURNAL_PIN (32 * 1024)
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static inline bool journal_pin_active(struct journal_entry_pin *pin)
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{
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return pin->pin_list != NULL;
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}
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static inline struct journal_entry_pin_list *
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journal_seq_pin(struct journal *j, u64 seq)
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{
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BUG_ON(seq < j->pin.front || seq >= j->pin.back);
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return &j->pin.data[seq & j->pin.mask];
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}
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u64 bch2_journal_pin_seq(struct journal *, struct journal_entry_pin *);
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void bch2_journal_pin_add(struct journal *, u64, struct journal_entry_pin *,
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journal_pin_flush_fn);
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void bch2_journal_pin_drop(struct journal *, struct journal_entry_pin *);
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void bch2_journal_pin_add_if_older(struct journal *,
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struct journal_entry_pin *,
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struct journal_entry_pin *,
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journal_pin_flush_fn);
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void bch2_journal_reclaim_fast(struct journal *);
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void bch2_journal_reclaim_work(struct work_struct *);
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void bch2_journal_flush_pins(struct journal *, u64);
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static inline void bch2_journal_flush_all_pins(struct journal *j)
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{
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bch2_journal_flush_pins(j, U64_MAX);
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}
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int bch2_journal_flush_device_pins(struct journal *, int);
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#endif /* _BCACHEFS_JOURNAL_RECLAIM_H */
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