linux/fs/bcachefs/extent_update.c

// SPDX-License-Identifier: GPL-2.0
#include "bcachefs.h"
#include "btree_update.h"
#include "btree_update_interior.h"
#include "buckets.h"
#include "debug.h"
#include "extents.h"
#include "extent_update.h"

/*
 * This counts the number of iterators to the alloc & ec btrees we'll need
 * inserting/removing this extent:
 */
static unsigned bch2_bkey_nr_alloc_ptrs(struct bkey_s_c k)
{ … }

static int count_iters_for_insert(struct btree_trans *trans,
				  struct bkey_s_c k,
				  unsigned offset,
				  struct bpos *end,
				  unsigned *nr_iters,
				  unsigned max_iters)
{ … }

#define EXTENT_ITERS_MAX …

int bch2_extent_atomic_end(struct btree_trans *trans,
			   struct btree_iter *iter,
			   struct bkey_i *insert,
			   struct bpos *end)
{ … }

int bch2_extent_trim_atomic(struct btree_trans *trans,
			    struct btree_iter *iter,
			    struct bkey_i *k)
{ … }