{
u16 num_stripes = btrfs_chunk_num_stripes(eb, chunk);
int i;
- u32 chunk_item_size = btrfs_chunk_item_size(num_stripes);
+ u32 chunk_item_size;
char chunk_flags_str[32] = {0};
+ /* The chunk must contain at least one stripe */
+ if (num_stripes < 1) {
+ printf("invalid num_stripes: %u\n", num_stripes);
+ return;
+ }
+
+ chunk_item_size = btrfs_chunk_item_size(num_stripes);
+
if ((unsigned long)chunk + chunk_item_size > eb->len) {
printf("\t\tchunk item invalid\n");
return;
case BTRFS_COMPRESS_LZO:
strcpy(ret, "lzo");
break;
+ case BTRFS_COMPRESS_ZSTD:
+ strcpy(ret, "zstd");
+ break;
default:
sprintf(ret, "UNKNOWN.%d", compress_type);
}
strcat(ret, "none");
}
+static void print_timespec(struct extent_buffer *eb,
+ struct btrfs_timespec *timespec, const char *prefix,
+ const char *suffix)
+{
+ struct tm tm;
+ u64 tmp_u64;
+ u32 tmp_u32;
+ time_t tmp_time;
+ char timestamp[256];
+
+ tmp_u64 = btrfs_timespec_sec(eb, timespec);
+ tmp_u32 = btrfs_timespec_nsec(eb, timespec);
+ tmp_time = tmp_u64;
+ localtime_r(&tmp_time, &tm);
+ strftime(timestamp, sizeof(timestamp),
+ "%Y-%m-%d %H:%M:%S", &tm);
+ printf("%s%llu.%u (%s)%s", prefix, (unsigned long long)tmp_u64, tmp_u32,
+ timestamp, suffix);
+}
+
static void print_root_item(struct extent_buffer *leaf, int slot)
{
struct btrfs_root_item *ri;
btrfs_root_stransid(&root_item),
btrfs_root_rtransid(&root_item));
}
+ if (btrfs_timespec_sec(leaf, btrfs_root_ctime(ri)))
+ print_timespec(leaf, btrfs_root_ctime(ri),
+ "\t\tctime ", "\n");
+ if (btrfs_timespec_sec(leaf, btrfs_root_otime(ri)))
+ print_timespec(leaf, btrfs_root_otime(ri),
+ "\t\totime ", "\n");
+ if (btrfs_timespec_sec(leaf, btrfs_root_stime(ri)))
+ print_timespec(leaf, btrfs_root_stime(ri),
+ "\t\tstime ", "\n");
+ if (btrfs_timespec_sec(leaf, btrfs_root_rtime(ri)))
+ print_timespec(leaf, btrfs_root_rtime(ri),
+ "\t\trtime ", "\n");
}
btrfs_disk_key_to_cpu(&drop_key, &root_item.drop_progress);
case BTRFS_UUID_KEY_RECEIVED_SUBVOL:
printf(" 0x%016llx)", (unsigned long long)offset);
break;
+
+ /*
+ * Key offsets of ROOT_ITEM point to tree root, print them in human
+ * readable format. Especially useful for trees like data/tree reloc
+ * tree, whose tree id can be negative.
+ */
+ case BTRFS_ROOT_ITEM_KEY:
+ printf(" ");
+ print_objectid(stdout, offset, type);
+ printf(")");
+ break;
default:
if (offset == (u64)-1)
printf(" -1)");
strcat(ret, "none");
}
-static void print_timespec(struct extent_buffer *eb,
- struct btrfs_timespec *timespec, const char *prefix,
- const char *suffix)
-{
- struct tm tm;
- u64 tmp_u64;
- u32 tmp_u32;
- time_t tmp_time;
- char timestamp[256];
-
- tmp_u64 = btrfs_timespec_sec(eb, timespec);
- tmp_u32 = btrfs_timespec_nsec(eb, timespec);
- tmp_time = tmp_u64;
- localtime_r(&tmp_time, &tm);
- strftime(timestamp, sizeof(timestamp),
- "%Y-%m-%d %H:%M:%S", &tm);
- printf("%s%llu.%u (%s)%s", prefix, (unsigned long long)tmp_u64, tmp_u32,
- timestamp, suffix);
-}
-
static void print_inode_item(struct extent_buffer *eb,
struct btrfs_inode_item *ii)
{
}
}
+static void print_extent_csum(struct extent_buffer *eb,
+ struct btrfs_fs_info *fs_info, u32 item_size, u64 start)
+{
+ u32 size;
+
+ size = (item_size / btrfs_super_csum_size(fs_info->super_copy)) *
+ fs_info->sectorsize;
+ printf("\t\trange start %llu end %llu length %u\n",
+ (unsigned long long)start,
+ (unsigned long long)start + size, size);
+}
+
/* Caller must ensure sizeof(*ret) >= 14 "WRITTEN|RELOC" */
static void header_flags_to_str(u64 flags, char *ret)
{
printf("\t\tcsum item\n");
break;
case BTRFS_EXTENT_CSUM_KEY:
- printf("\t\textent csum item\n");
+ print_extent_csum(eb, root->fs_info, item_size,
+ offset);
break;
case BTRFS_EXTENT_DATA_KEY:
print_file_extent_item(eb, item, i, ptr);