^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) .. SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) +---------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) | i.i\_block Offset | Where It Points |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) +=====================+==============================================================================================================================================================================================================================+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) | 0 to 11 | Direct map to file blocks 0 to 11. |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) +---------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) | 12 | Indirect block: (file blocks 12 to (``$block_size`` / 4) + 11, or 12 to 1035 if 4KiB blocks) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) | | +------------------------------+--------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) | | | Indirect Block Offset | Where It Points | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) | | +==============================+====================================================================+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) | | | 0 to (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) | | +------------------------------+--------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) +---------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) | 13 | Double-indirect block: (file blocks ``$block_size``/4 + 12 to (``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 11, or 1036 to 1049611 if 4KiB blocks) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) | | +--------------------------------+---------------------------------------------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) | | | Double Indirect Block Offset | Where It Points | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) | | +================================+=========================================================================================================+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) | | | 0 to (``$block_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) | | | | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) | | | | +------------------------------+--------------------------------------------------------------------+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) | | | | | Indirect Block Offset | Where It Points | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) | | | | +==============================+====================================================================+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) | | | | | 0 to (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) | | | | +------------------------------+--------------------------------------------------------------------+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) | | +--------------------------------+---------------------------------------------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) +---------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) | 14 | Triple-indirect block: (file blocks (``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 12 to (``$block_size`` / 4) ^ 3 + (``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 12, or 1049612 to 1074791436 if 4KiB blocks) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) | | +--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) | | | Triple Indirect Block Offset | Where It Points | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) | | +================================+================================================================================================================================================+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) | | | 0 to (``$block_size`` / 4) | Map to (``$block_size`` / 4) double indirect blocks (1024 if 4KiB blocks) | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) | | | | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) | | | | +--------------------------------+---------------------------------------------------------------------------------------------------------+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) | | | | | Double Indirect Block Offset | Where It Points | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) | | | | +================================+=========================================================================================================+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) | | | | | 0 to (``$block_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) | | | | | | | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) | | | | | | +------------------------------+--------------------------------------------------------------------+ | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) | | | | | | | Indirect Block Offset | Where It Points | | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) | | | | | | +==============================+====================================================================+ | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) | | | | | | | 0 to (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) | | | | | | +------------------------------+--------------------------------------------------------------------+ | | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) | | | | +--------------------------------+---------------------------------------------------------------------------------------------------------+ | |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) | | +--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------+ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) +---------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+