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btrfs: factor out init_space_info() from create_space_info()

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Factor out initialization of the space_info struct, which is used in a
later patch. There is no functional change.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Naohiro Aota 2025-04-23 11:43:43 +09:00 committed by David Sterba
parent 1c34e71966
commit ac5578fef3
1 changed files with 16 additions and 11 deletions
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27
fs/btrfs/space-info.c
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@ -234,19 +234,11 @@ void btrfs_update_space_info_chunk_size(struct btrfs_space_info *space_info,
WRITE_ONCE(space_info->chunk_size, chunk_size);
}
static int create_space_info(struct btrfs_fs_info *info, u64 flags)
static void init_space_info(struct btrfs_fs_info *info,
struct btrfs_space_info *space_info, u64 flags)
{
struct btrfs_space_info *space_info;
int i;
int ret;
space_info = kzalloc(sizeof(*space_info), GFP_NOFS);
if (!space_info)
return -ENOMEM;
space_info->fs_info = info;
for (i = 0; i < BTRFS_NR_RAID_TYPES; i++)
for (int i = 0; i < BTRFS_NR_RAID_TYPES; i++)
INIT_LIST_HEAD(&space_info->block_groups[i]);
init_rwsem(&space_info->groups_sem);
spin_lock_init(&space_info->lock);
@ -260,6 +252,19 @@ static int create_space_info(struct btrfs_fs_info *info, u64 flags)
if (btrfs_is_zoned(info))
space_info->bg_reclaim_threshold = BTRFS_DEFAULT_ZONED_RECLAIM_THRESH;
}
static int create_space_info(struct btrfs_fs_info *info, u64 flags)
{
struct btrfs_space_info *space_info;
int ret;
space_info = kzalloc(sizeof(*space_info), GFP_NOFS);
if (!space_info)
return -ENOMEM;
init_space_info(info, space_info, flags);
ret = btrfs_sysfs_add_space_info_type(info, space_info);
if (ret)