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btrfs: print-tree: move code for processing file extent item into helper

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The code for processing file extent items is quite large and it's better
to have it in a dedicated helper rather than in a huge switch statement,
just like we do in btrfs-progs.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana 2025-09-15 15:23:43 +01:00 committed by David Sterba
parent caac170737
commit 00b7eaaaa5
1 changed files with 29 additions and 23 deletions
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52
fs/btrfs/print-tree.c
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@ -338,6 +338,34 @@ static void print_extent_csum(const struct extent_buffer *eb, int i)
key.offset, key.offset + csum_bytes, csum_bytes);
}
static void print_file_extent_item(const struct extent_buffer *eb, int i)
{
struct btrfs_file_extent_item *fi;
fi = btrfs_item_ptr(eb, i, struct btrfs_file_extent_item);
pr_info("\t\tgeneration %llu type %hhu\n",
btrfs_file_extent_generation(eb, fi),
btrfs_file_extent_type(eb, fi));
if (btrfs_file_extent_type(eb, fi) == BTRFS_FILE_EXTENT_INLINE) {
pr_info("\t\tinline extent data size %u ram_bytes %llu compression %hhu\n",
btrfs_file_extent_inline_item_len(eb, i),
btrfs_file_extent_ram_bytes(eb, fi),
btrfs_file_extent_compression(eb, fi));
return;
}
pr_info("\t\textent data disk bytenr %llu nr %llu\n",
btrfs_file_extent_disk_bytenr(eb, fi),
btrfs_file_extent_disk_num_bytes(eb, fi));
pr_info("\t\textent data offset %llu nr %llu ram %llu\n",
btrfs_file_extent_offset(eb, fi),
btrfs_file_extent_num_bytes(eb, fi),
btrfs_file_extent_ram_bytes(eb, fi));
pr_info("\t\textent compression %hhu\n",
btrfs_file_extent_compression(eb, fi));
}
void btrfs_print_leaf(const struct extent_buffer *l)
{
struct btrfs_fs_info *fs_info;
@ -345,7 +373,6 @@ void btrfs_print_leaf(const struct extent_buffer *l)
u32 type, nr;
struct btrfs_root_item *ri;
struct btrfs_block_group_item *bi;
struct btrfs_file_extent_item *fi;
struct btrfs_extent_data_ref *dref;
struct btrfs_shared_data_ref *sref;
struct btrfs_dev_extent *dev_extent;
@ -417,28 +444,7 @@ void btrfs_print_leaf(const struct extent_buffer *l)
btrfs_shared_data_ref_count(l, sref));
break;
case BTRFS_EXTENT_DATA_KEY:
fi = btrfs_item_ptr(l, i,
struct btrfs_file_extent_item);
pr_info("\t\tgeneration %llu type %hhu\n",
btrfs_file_extent_generation(l, fi),
btrfs_file_extent_type(l, fi));
if (btrfs_file_extent_type(l, fi) ==
BTRFS_FILE_EXTENT_INLINE) {
pr_info("\t\tinline extent data size %u ram_bytes %llu compression %hhu\n",
btrfs_file_extent_inline_item_len(l, i),
btrfs_file_extent_ram_bytes(l, fi),
btrfs_file_extent_compression(l, fi));
break;
}
pr_info("\t\textent data disk bytenr %llu nr %llu\n",
btrfs_file_extent_disk_bytenr(l, fi),
btrfs_file_extent_disk_num_bytes(l, fi));
pr_info("\t\textent data offset %llu nr %llu ram %llu\n",
btrfs_file_extent_offset(l, fi),
btrfs_file_extent_num_bytes(l, fi),
btrfs_file_extent_ram_bytes(l, fi));
pr_info("\t\textent compression %hhu\n",
btrfs_file_extent_compression(l, fi));
print_file_extent_item(l, i);
break;
case BTRFS_BLOCK_GROUP_ITEM_KEY:
bi = btrfs_item_ptr(l, i,