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crosvm/ext2
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Keiichi Watanabe 0ebf8a6000 ext2: Support customized parameters 
Allow changing {blocks,inodes}_per_group.

BUG=b:329359333
TEST=cargo test

Change-Id: I1646f80dbe92dbdafbe4147a8abbd141784aff69
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/5400932
Commit-Queue: Keiichi Watanabe <keiichiw@chromium.org>
Reviewed-by: Takaya Saeki <takayas@chromium.org>
2024-05-07 10:46:31 +00:00
..
examples ext2: Support customized parameters 2024-05-07 10:46:31 +00:00
src ext2: Support customized parameters 2024-05-07 10:46:31 +00:00
tests ext2: Support customized parameters 2024-05-07 10:46:31 +00:00
Cargo.toml
README.md

README.md

ext2

This crate provides utilities to create ext2 file system on memory or a file.

examples/mkfs.rs shows how to use this library. This program is our alternative to mkfs.ext2 that create an ext2 file system on a file and useful for debugging this ext2 itself with existing utilities in e2fsprogs such as fsck and dumpe2fs.

$ cargo run --release --example mkfs -- --path disk.img
Create disk.img
$ dumpe2fs disk.img
dumpe2fs 1.47.0 (5-Feb-2023)
Filesystem volume name:   <none>
Last mounted on:          <not available>
Filesystem UUID:          c6e49d8f-106f-4472-b0e8-6babcc3fa496
Filesystem magic number:  0xEF53
...