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Diffstat (limited to 'c_src/libbcachefs/lru.h')
-rw-r--r--c_src/libbcachefs/lru.h69
1 files changed, 0 insertions, 69 deletions
diff --git a/c_src/libbcachefs/lru.h b/c_src/libbcachefs/lru.h
deleted file mode 100644
index 429dca81..00000000
--- a/c_src/libbcachefs/lru.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _BCACHEFS_LRU_H
-#define _BCACHEFS_LRU_H
-
-#define LRU_TIME_BITS 48
-#define LRU_TIME_MAX ((1ULL << LRU_TIME_BITS) - 1)
-
-static inline u64 lru_pos_id(struct bpos pos)
-{
- return pos.inode >> LRU_TIME_BITS;
-}
-
-static inline u64 lru_pos_time(struct bpos pos)
-{
- return pos.inode & ~(~0ULL << LRU_TIME_BITS);
-}
-
-static inline struct bpos lru_pos(u16 lru_id, u64 dev_bucket, u64 time)
-{
- struct bpos pos = POS(((u64) lru_id << LRU_TIME_BITS)|time, dev_bucket);
-
- EBUG_ON(time > LRU_TIME_MAX);
- EBUG_ON(lru_pos_id(pos) != lru_id);
- EBUG_ON(lru_pos_time(pos) != time);
- EBUG_ON(pos.offset != dev_bucket);
-
- return pos;
-}
-
-#define BCH_LRU_TYPES() \
- x(read) \
- x(fragmentation)
-
-enum bch_lru_type {
-#define x(n) BCH_LRU_##n,
- BCH_LRU_TYPES()
-#undef x
-};
-
-#define BCH_LRU_FRAGMENTATION_START ((1U << 16) - 1)
-
-static inline enum bch_lru_type lru_type(struct bkey_s_c l)
-{
- u16 lru_id = l.k->p.inode >> 48;
-
- if (lru_id == BCH_LRU_FRAGMENTATION_START)
- return BCH_LRU_fragmentation;
- return BCH_LRU_read;
-}
-
-int bch2_lru_invalid(struct bch_fs *, struct bkey_s_c,
- enum bkey_invalid_flags, struct printbuf *);
-void bch2_lru_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
-
-void bch2_lru_pos_to_text(struct printbuf *, struct bpos);
-
-#define bch2_bkey_ops_lru ((struct bkey_ops) { \
- .key_invalid = bch2_lru_invalid, \
- .val_to_text = bch2_lru_to_text, \
- .min_val_size = 8, \
-})
-
-int bch2_lru_del(struct btree_trans *, u16, u64, u64);
-int bch2_lru_set(struct btree_trans *, u16, u64, u64);
-int bch2_lru_change(struct btree_trans *, u16, u64, u64, u64);
-
-int bch2_check_lrus(struct bch_fs *);
-
-#endif /* _BCACHEFS_LRU_H */