+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _BCACHEFS_BTREE_WRITE_BUFFER_H
-#define _BCACHEFS_BTREE_WRITE_BUFFER_H
-
-#include "bkey.h"
-
-static inline bool bch2_btree_write_buffer_should_flush(struct bch_fs *c)
-{
- struct btree_write_buffer *wb = &c->btree_write_buffer;
-
- return wb->inc.keys.nr + wb->flushing.keys.nr > wb->inc.keys.size / 4;
-}
-
-static inline bool bch2_btree_write_buffer_must_wait(struct bch_fs *c)
-{
- struct btree_write_buffer *wb = &c->btree_write_buffer;
-
- return wb->inc.keys.nr > wb->inc.keys.size * 3 / 4;
-}
-
-struct btree_trans;
-int bch2_btree_write_buffer_flush_sync(struct btree_trans *);
-int bch2_btree_write_buffer_flush_nocheck_rw(struct btree_trans *);
-int bch2_btree_write_buffer_tryflush(struct btree_trans *);
-
-struct journal_keys_to_wb {
- struct btree_write_buffer_keys *wb;
- size_t room;
- u64 seq;
-};
-
-int bch2_journal_key_to_wb_slowpath(struct bch_fs *,
- struct journal_keys_to_wb *,
- enum btree_id, struct bkey_i *);
-
-static inline int bch2_journal_key_to_wb(struct bch_fs *c,
- struct journal_keys_to_wb *dst,
- enum btree_id btree, struct bkey_i *k)
-{
- EBUG_ON(!dst->seq);
-
- if (unlikely(!dst->room))
- return bch2_journal_key_to_wb_slowpath(c, dst, btree, k);
-
- struct btree_write_buffered_key *wb_k = &darray_top(dst->wb->keys);
- wb_k->journal_seq = dst->seq;
- wb_k->btree = btree;
- bkey_copy(&wb_k->k, k);
- dst->wb->keys.nr++;
- dst->room--;
- return 0;
-}
-
-void bch2_journal_keys_to_write_buffer_start(struct bch_fs *, struct journal_keys_to_wb *, u64);
-void bch2_journal_keys_to_write_buffer_end(struct bch_fs *, struct journal_keys_to_wb *);
-
-int bch2_btree_write_buffer_resize(struct bch_fs *, size_t);
-void bch2_fs_btree_write_buffer_exit(struct bch_fs *);
-int bch2_fs_btree_write_buffer_init(struct bch_fs *);
-
-#endif /* _BCACHEFS_BTREE_WRITE_BUFFER_H */