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btrfs: zoned: factor out prepare_allocation_zoned()

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Factor out prepare_allocation_zoned() for further extension. While at
it, optimize the if-branch a bit.

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 2023-12-19 01:02:28 +09:00 committed by David Sterba
parent e94dfb7a29
commit b271fee9a4
1 changed files with 19 additions and 13 deletions
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32
fs/btrfs/extent-tree.c
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@ -4298,6 +4298,24 @@ static int prepare_allocation_clustered(struct btrfs_fs_info *fs_info,
return 0;
}
static int prepare_allocation_zoned(struct btrfs_fs_info *fs_info,
struct find_free_extent_ctl *ffe_ctl)
{
if (ffe_ctl->for_treelog) {
spin_lock(&fs_info->treelog_bg_lock);
if (fs_info->treelog_bg)
ffe_ctl->hint_byte = fs_info->treelog_bg;
spin_unlock(&fs_info->treelog_bg_lock);
} else if (ffe_ctl->for_data_reloc) {
spin_lock(&fs_info->relocation_bg_lock);
if (fs_info->data_reloc_bg)
ffe_ctl->hint_byte = fs_info->data_reloc_bg;
spin_unlock(&fs_info->relocation_bg_lock);
}
return 0;
}
static int prepare_allocation(struct btrfs_fs_info *fs_info,
struct find_free_extent_ctl *ffe_ctl,
struct btrfs_space_info *space_info,
@ -4308,19 +4326,7 @@ static int prepare_allocation(struct btrfs_fs_info *fs_info,
return prepare_allocation_clustered(fs_info, ffe_ctl,
space_info, ins);
case BTRFS_EXTENT_ALLOC_ZONED:
if (ffe_ctl->for_treelog) {
spin_lock(&fs_info->treelog_bg_lock);
if (fs_info->treelog_bg)
ffe_ctl->hint_byte = fs_info->treelog_bg;
spin_unlock(&fs_info->treelog_bg_lock);
}
if (ffe_ctl->for_data_reloc) {
spin_lock(&fs_info->relocation_bg_lock);
if (fs_info->data_reloc_bg)
ffe_ctl->hint_byte = fs_info->data_reloc_bg;
spin_unlock(&fs_info->relocation_bg_lock);
}
return 0;
return prepare_allocation_zoned(fs_info, ffe_ctl);
default:
BUG();
}