#define LRU_TIME_BITS 48
#define LRU_TIME_MAX ((1ULL << LRU_TIME_BITS) - 1)
-static inline struct bpos lru_pos(u16 lru_id, u64 dev_bucket, u64 time)
-{
- EBUG_ON(time > LRU_TIME_MAX);
-
- return POS(((u64) lru_id << LRU_TIME_BITS)|time, dev_bucket);
-}
-
static inline u64 lru_pos_id(struct bpos pos)
{
return pos.inode >> LRU_TIME_BITS;
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)
return BCH_LRU_read;
}
-int bch2_lru_invalid(const struct bch_fs *, struct bkey_s_c,
+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);