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feat(rsext4): fine-grained locking for SMP scalability #1057

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Merged
ZR233 merged 21 commits into from
Jun 5, 2026
Merged

feat(rsext4): fine-grained locking for SMP scalability #1057

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39dd597
feat(rsext4): add internal spin::Mutex to caches, use blocking mutex …
May 31, 2026
c325fe8
feat(rsext4): add internal spin::Mutex to BitmapCache
May 31, 2026
9558d13
fix(rsext4): fix deadlock and TOCTOU race in SMP cache locking
May 31, 2026
b54b485
fix(rsext4): drop spinlock during I/O in cache get_or_load, fix is_me…
May 31, 2026
4dcf2dc
fix(axfs-ng): revert VFS lock to SpinNoIrq to avoid IRQ-context panic
May 31, 2026
52553b5
fix(rsext4): address review — clone mutation, block_size, modify erro…
May 31, 2026
46503bb
style(rsext4): cargo fmt
May 31, 2026
ca8bdc3
docs(starry): cherry-pick self-compilation documentation from feat/st…
May 31, 2026
51fc7b3
fix(rsext4): use modify_new in create_lost_found_directory to persist…
Jun 3, 2026
bcea370
test(rsext4): restore deleted test_invalidate and create_new_respects…
Jun 3, 2026
2b252e4
fix(rsext4): LRU eviction race — validate generation before removing …
Jun 4, 2026
d0d6dcd
fix(rsext4): propagate or log errors from datablock_cache.modify() ca…
Jun 4, 2026
27c9786
fix(rsext4): log error from touch_inode_ctime_for_link_change
Jun 4, 2026
221051e
fix(rsext4): defer dirty victim writeback until after generation check
Jun 4, 2026
647c8ef
test(rsext4): add stale-victim gen-mismatch regression test for DataB…
Jun 4, 2026
8b9c2fb
style(rsext4): cargo fmt — inline single-expression closures in test
Jun 4, 2026
49cd1f0
refactor(rsext4): replace external spin::Mutex with ax_kspin::SpinNoP…
Jun 5, 2026
b2184eb
style(rsext4): fix stale comment and replace static mut with AtomicBool
Jun 5, 2026
5c27ac2
style: cargo fmt
Jun 5, 2026
efc4ee6
Merge branch 'dev' into feat/ext4-smp-lock
ZR233 Jun 5, 2026
32113b9
chore(rsext4): update lockfile after dev merge
ZR233 Jun 5, 2026
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2 changes: 1 addition & 1 deletion Cargo.lock
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2 changes: 1 addition & 1 deletion components/rsext4/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@ license = "Apache-2.0"
[dependencies]
bitflags = "2.10"
log = "0.4"
spin = { workspace = true }
ax-kspin = { workspace = true }

[features]
default = ["USE_MULTILEVEL_CACHE"]
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