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/Documentation/devicetree/bindings/mtd/partitions/
Dlinux,ubi.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 physical flash device and spreads the I/O load (i.e wear-leveling)
16 - Daniel Golle <daniel@makrotopia.org>
19 - $ref: partition.yaml#
30 "^ubi-volume-.*$":
31 $ref: /schemas/mtd/partitions/ubi-volume.yaml#
36 - compatible
41 - |
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/Documentation/filesystems/
Dubifs.rst1 .. SPDX-License-Identifier: GPL-2.0
10 UBIFS file-system stands for UBI File System. UBI stands for "Unsorted
13 is completely different to any traditional file-system in Linux, like
14 Ext2, XFS, JFS, etc. UBIFS represents a separate class of file-systems
16 file-system of this class is JFFS2.
24 2 MTD devices support 3 main operations - read from some offset within an
26 eraseblock. Block devices support 2 main operations - read a whole
29 re-write its contents. Blocks may be just re-written.
30 4 Eraseblocks become worn out after some number of erase cycles -
31 typically 100K-1G for SLC NAND and NOR flashes, and 1K-10K for MLC
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Dubifs-authentication.rst1 .. SPDX-License-Identifier: GPL-2.0
24 binary to perform a malicious action when executed [DMC-CBC-ATTACK]. Since
28 Other full disk encryption systems like dm-crypt cover all filesystem metadata,
31 time. For dm-crypt and other filesystems that build upon the Linux block IO
32 layer, the dm-integrity or dm-verity subsystems [DM-INTEGRITY, DM-VERITY]
34 These can also be combined with dm-crypt [CRYPTSETUP2].
44 ----------------
50 addition, it deals with flash-specific wear-leveling and transparent I/O error
54 UBIFS is a filesystem for raw flash which operates on top of UBI. Thus, wear
55 leveling and some flash specifics are left to UBI, while UBIFS focuses on
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