mkfs.btrfs: support reproducible image creation - #1126

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loemraw wants to merge 7 commits into

kdave:develfrom

loemraw:reproducible-mkfs

Commits on Aug 8, 2026

btrfs-progs: mkfs: honor SOURCE_DATE_EPOCH for root-item timestamps
loemraw
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c5fb6ab
btrfs-progs: mkfs: derive UUIDs deterministically from the fs UUID
loemraw
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09c2188
btrfs-progs: mkfs: stop leaking host CPU count and page size
loemraw
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e26b952
btrfs-progs: mkfs: honor SOURCE_DATE_EPOCH for -r source-file timestamps
loemraw
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cbbbb5f
btrfs-progs: mkfs: add a sorted directory walker for reproducible -r
loemraw
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5a8403b
btrfs-progs: docs: document SOURCE_DATE_EPOCH and DETERMINISTIC_SEED
loemraw
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b57f04b
btrfs-progs: tests: add reproducibility check harness
loemraw
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8c3919a