#include "btree_locking.h"
#include "btree_update.h"
-void __bch2_btree_calc_format(struct bkey_format_state *, struct btree *);
-bool bch2_btree_node_format_fits(struct bch_fs *c, struct btree *,
- struct bkey_format *);
-
#define BTREE_UPDATE_NODES_MAX ((BTREE_MAX_DEPTH - 2) * 2 + GC_MERGE_NODES)
#define BTREE_UPDATE_JOURNAL_RES (BTREE_UPDATE_NODES_MAX * (BKEY_BTREE_PTR_U64s_MAX + 1))
unsigned update_level;
struct disk_reservation disk_res;
- struct journal_preres journal_preres;
/*
* BTREE_INTERIOR_UPDATING_NODE:
struct btree *,
struct bkey_format);
-int bch2_btree_split_leaf(struct btree_trans *, struct btree_path *, unsigned);
+int bch2_btree_split_leaf(struct btree_trans *, btree_path_idx_t, unsigned);
-int __bch2_foreground_maybe_merge(struct btree_trans *, struct btree_path *,
+int __bch2_foreground_maybe_merge(struct btree_trans *, btree_path_idx_t,
unsigned, unsigned, enum btree_node_sibling);
static inline int bch2_foreground_maybe_merge_sibling(struct btree_trans *trans,
- struct btree_path *path,
+ btree_path_idx_t path_idx,
unsigned level, unsigned flags,
enum btree_node_sibling sib)
{
+ struct btree_path *path = trans->paths + path_idx;
struct btree *b;
EBUG_ON(!btree_node_locked(path, level));
if (b->sib_u64s[sib] > trans->c->btree_foreground_merge_threshold)
return 0;
- return __bch2_foreground_maybe_merge(trans, path, level, flags, sib);
+ return __bch2_foreground_maybe_merge(trans, path_idx, level, flags, sib);
}
static inline int bch2_foreground_maybe_merge(struct btree_trans *trans,
- struct btree_path *path,
+ btree_path_idx_t path,
unsigned level,
unsigned flags)
{
b->sib_u64s[1] = b->nr.live_u64s;
}
-static inline void *btree_data_end(struct bch_fs *c, struct btree *b)
+static inline void *btree_data_end(struct btree *b)
{
- return (void *) b->data + btree_bytes(c);
+ return (void *) b->data + btree_buf_bytes(b);
}
-static inline struct bkey_packed *unwritten_whiteouts_start(struct bch_fs *c,
- struct btree *b)
+static inline struct bkey_packed *unwritten_whiteouts_start(struct btree *b)
{
- return (void *) ((u64 *) btree_data_end(c, b) - b->whiteout_u64s);
+ return (void *) ((u64 *) btree_data_end(b) - b->whiteout_u64s);
}
-static inline struct bkey_packed *unwritten_whiteouts_end(struct bch_fs *c,
- struct btree *b)
+static inline struct bkey_packed *unwritten_whiteouts_end(struct btree *b)
{
- return btree_data_end(c, b);
+ return btree_data_end(b);
}
static inline void *write_block(struct btree *b)
return __btree_addr_written(b, k);
}
-static inline ssize_t __bch_btree_u64s_remaining(struct bch_fs *c,
- struct btree *b,
- void *end)
+static inline ssize_t __bch2_btree_u64s_remaining(struct btree *b, void *end)
{
ssize_t used = bset_byte_offset(b, end) / sizeof(u64) +
b->whiteout_u64s;
- ssize_t total = c->opts.btree_node_size >> 3;
+ ssize_t total = btree_buf_bytes(b) >> 3;
/* Always leave one extra u64 for bch2_varint_decode: */
used++;
return total - used;
}
-static inline size_t bch_btree_keys_u64s_remaining(struct bch_fs *c,
- struct btree *b)
+static inline size_t bch2_btree_keys_u64s_remaining(struct btree *b)
{
- ssize_t remaining = __bch_btree_u64s_remaining(c, b,
+ ssize_t remaining = __bch2_btree_u64s_remaining(b,
btree_bkey_last(b, bset_tree_last(b)));
BUG_ON(remaining < 0);
return 8 << BTREE_WRITE_SET_U64s_BITS;
}
-static inline struct btree_node_entry *want_new_bset(struct bch_fs *c,
- struct btree *b)
+static inline struct btree_node_entry *want_new_bset(struct bch_fs *c, struct btree *b)
{
struct bset_tree *t = bset_tree_last(b);
struct btree_node_entry *bne = max(write_block(b),
(void *) btree_bkey_last(b, bset_tree_last(b)));
ssize_t remaining_space =
- __bch_btree_u64s_remaining(c, b, bne->keys.start);
+ __bch2_btree_u64s_remaining(b, bne->keys.start);
if (unlikely(bset_written(b, bset(b, t)))) {
if (remaining_space > (ssize_t) (block_bytes(c) >> 3))
return NULL;
}
-static inline void push_whiteout(struct bch_fs *c, struct btree *b,
- struct bpos pos)
+static inline void push_whiteout(struct btree *b, struct bpos pos)
{
struct bkey_packed k;
- BUG_ON(bch_btree_keys_u64s_remaining(c, b) < BKEY_U64s);
+ BUG_ON(bch2_btree_keys_u64s_remaining(b) < BKEY_U64s);
EBUG_ON(btree_node_just_written(b));
if (!bkey_pack_pos(&k, pos, b)) {
k.needs_whiteout = true;
b->whiteout_u64s += k.u64s;
- bkey_p_copy(unwritten_whiteouts_start(c, b), &k);
+ bkey_p_copy(unwritten_whiteouts_start(b), &k);
}
/*
* write lock must be held on @b (else the dirty bset that we were going to
* insert into could be written out from under us)
*/
-static inline bool bch2_btree_node_insert_fits(struct bch_fs *c,
- struct btree *b, unsigned u64s)
+static inline bool bch2_btree_node_insert_fits(struct btree *b, unsigned u64s)
{
if (unlikely(btree_node_need_rewrite(b)))
return false;
- return u64s <= bch_btree_keys_u64s_remaining(c, b);
+ return u64s <= bch2_btree_keys_u64s_remaining(b);
}
void bch2_btree_updates_to_text(struct printbuf *, struct bch_fs *);
void bch2_journal_entry_to_btree_root(struct bch_fs *, struct jset_entry *);
struct jset_entry *bch2_btree_roots_to_journal_entries(struct bch_fs *,
- struct jset_entry *, struct jset_entry *);
+ struct jset_entry *, unsigned long);
void bch2_do_pending_node_rewrites(struct bch_fs *);
void bch2_free_pending_node_rewrites(struct bch_fs *);