// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2010 Kent Overstreet <kent.overstreet@gmail.com>
*
* Code for managing the extent btree and dynamically updating the writeback
* dirty sector count.
*/
#include "bcachefs.h"
#include "bkey_methods.h"
#include "btree_cache.h"
#include "btree_gc.h"
#include "btree_io.h"
#include "btree_iter.h"
#include "buckets.h"
#include "checksum.h"
#include "compress.h"
#include "debug.h"
#include "disk_groups.h"
#include "error.h"
#include "extents.h"
#include "inode.h"
#include "journal.h"
#include "replicas.h"
#include "super.h"
#include "super-io.h"
#include "trace.h"
#include "util.h"
static unsigned bch2_crc_field_size_max[] = {
[BCH_EXTENT_ENTRY_crc32] = CRC32_SIZE_MAX,
[BCH_EXTENT_ENTRY_crc64] = CRC64_SIZE_MAX,
[BCH_EXTENT_ENTRY_crc128] = CRC128_SIZE_MAX,
};
static void bch2_extent_crc_pack(union bch_extent_crc *,
struct bch_extent_crc_unpacked,
enum bch_extent_entry_type);
static struct bch_dev_io_failures *dev_io_failures(struct bch_io_failures *f