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btrfs-progs: print-tree: factor out dev_extent dump 

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2017-08-31 17:07:00 +02:00
parent c3b767a208
commit 59714a77c3
1 changed files with 24 additions and 25 deletions
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49
print-tree.c
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@ -1002,6 +1002,28 @@ static void print_free_space_info(struct extent_buffer *eb, int slot)
(unsigned)btrfs_free_space_flags(eb, free_info));
}
static void print_dev_extent(struct extent_buffer *eb, int slot)
{
struct btrfs_dev_extent *dev_extent;
u8 uuid[BTRFS_UUID_SIZE];
char uuid_str[BTRFS_UUID_UNPARSED_SIZE];
dev_extent = btrfs_item_ptr(eb, slot, struct btrfs_dev_extent);
read_extent_buffer(eb, uuid,
(unsigned long)btrfs_dev_extent_chunk_tree_uuid(dev_extent),
BTRFS_UUID_SIZE);
uuid_unparse(uuid, uuid_str);
printf("\t\tdev extent chunk_tree %llu\n"
"\t\tchunk_objectid %llu chunk_offset %llu "
"length %llu\n"
"\t\tchunk_tree_uuid %s\n",
(unsigned long long)btrfs_dev_extent_chunk_tree(eb, dev_extent),
(unsigned long long)btrfs_dev_extent_chunk_objectid(eb, dev_extent),
(unsigned long long)btrfs_dev_extent_chunk_offset(eb, dev_extent),
(unsigned long long)btrfs_dev_extent_length(eb, dev_extent),
uuid_str);
}
/* Caller must ensure sizeof(*ret) >= 14 "WRITTEN|RELOC" */
static void header_flags_to_str(u64 flags, char *ret)
{
@ -1050,8 +1072,6 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *eb)
u32 type;
u64 offset;
char flags_str[256];
char uuid_str[BTRFS_UUID_UNPARSED_SIZE];
u8 uuid[BTRFS_UUID_SIZE];
item = btrfs_item_nr(i);
item_size = btrfs_item_size(eb, item);
@ -1160,30 +1180,9 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *eb)
case BTRFS_DEV_ITEM_KEY:
print_dev_item(eb, ptr);
break;
case BTRFS_DEV_EXTENT_KEY: {
struct btrfs_dev_extent *dev_extent;
dev_extent = btrfs_item_ptr(eb, i,
struct btrfs_dev_extent);
read_extent_buffer(eb, uuid,
(unsigned long)btrfs_dev_extent_chunk_tree_uuid(dev_extent),
BTRFS_UUID_SIZE);
uuid_unparse(uuid, uuid_str);
printf("\t\tdev extent chunk_tree %llu\n"
"\t\tchunk_objectid %llu chunk_offset %llu "
"length %llu\n"
"\t\tchunk_tree_uuid %s\n",
(unsigned long long)
btrfs_dev_extent_chunk_tree(eb, dev_extent),
(unsigned long long)
btrfs_dev_extent_chunk_objectid(eb, dev_extent),
(unsigned long long)
btrfs_dev_extent_chunk_offset(eb, dev_extent),
(unsigned long long)
btrfs_dev_extent_length(eb, dev_extent),
uuid_str);
case BTRFS_DEV_EXTENT_KEY:
print_dev_extent(eb, i);
break;
}
case BTRFS_QGROUP_STATUS_KEY: {
struct btrfs_qgroup_status_item *qg_status;