On Wed, Jun 12, 2013 at 3:52 PM, Theodore Ts'o <tytso@xxxxxxx> wrote: > The ext4_extent_tail is not used in i_blocks[]. There will be up to 4 > ext4_extent structures, or ext4_extent_idx structures, depending on > the depth of the tree. The ext4_extent_idx structures are used for > the interior inodes of the tree. The ext4_extent structures are used > for the leaf nodes of the tree. The ext4_extent_tail is used in > extent tree blocks so we can checksum the metadata if the > metadata_csum feature is enabled. The entire inode is checksummed, so > we don't need the ext4_extent_tail in i_blocks[]. Hello, thanks, this part I understood fairly well, but what if eh_entries is 8, for example .... where are the other 4 structures? -- Felipe Monteiro de Carvalho -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
