v1.0.6

What's Changed

• v1.0.5 by @htejun in #722
• version: Cargo.lock update by @htejun in #724
• scx_lavd: support CPU hotplug correctly by @multics69 in #714
• add link to generated docs in developer guide by @likewhatevs in #727
• Run integration tests against bpf-next kernel every 6 hrs. by @likewhatevs in #726
• scx_rusty: fix single dom short-circuit by @frelon in #731
• scx_layered: Add per layer time slices to stats by @minosfuture in #732
• scx_layered: Refactor topology algorithms to a separate module by @minosfuture in #737
• scx_layered: Add per layer weights by @hodgesds in #735
• Replace PID with Task Pointer in Rusty by @likewhatevs in #713
• scx_lavd: split main.bpf.c into multiple files by @multics69 in #736
• scx_bpfland: rework lowlatency mode by @arighi in #741
• scx_layered: Add big cpumask by @hodgesds in #743
• scx_layered: Use idle smt mask for idle selection by @hodgesds in #740
• scx_layered: Improve perf on non topo aware paths by @hodgesds in #745
• Drop journald from libalpn hooks by @sirlucjan in #742
• scx_loader: Add SwitchScheduler methods to DBUS interface by @vnepogodin in #739
• docs: Add Gentoo installation instructions by @hodgesds in #750
• scx_rusty: Fix BPF crash during CPU hotplug by @ryantimwilson in #751
• scx_layered: Update idle topology selection order by @hodgesds in #747
• scx_layered: lighten/reduce nested loops in layered dispatch by @likewhatevs in #746
• scx_layered: Add doc comment to CpuPool by @minosfuture in #754
• layered: cleanup warnings in bpf compilation by @JakeHillion in #757
• scx_layered: Add stress-ng example layer by @hodgesds in #756
• scx_layered: Make stress-ng non exclusive in example by @hodgesds in #760
• scx_layered: fix ci by @likewhatevs in #764
• scx_bpfland: prevent per-CPU DSQ stall with per-CPU kthreads by @arighi in #755
• scx_layered: enable configuring layer iteration when no topo by @likewhatevs in #765
• [rusty] Fix load stats when host is under-utilized by @ryantimwilson in #763
• scx_layered: Update CI to show stats by @hodgesds in #758
• layered: split dispatch into no_topo version by @JakeHillion in #749
• scx_layered: Rename load_adj statistic by @hodgesds in #766
• layered: attempt to work steal from own llc before others by @JakeHillion in #759
• mitosis: Fix build by @dschatzberg in #767
• scx_layered: Fix verifier errors by @hodgesds in #768
• scx_layered: Cleanup debug messages by @hodgesds in #769
• scx_layered: setup matrix job to run key paths of layered through verifier/stress by @likewhatevs in #770
• scx_layered: Refactor topo preemption by @hodgesds in #771
• scx_bpfland: fix cpumask initialization error by @arighi in #772
• scx_layered: Change default DSQ iter algo by @hodgesds in #776
• scx_layered: Cleanup topology preempt path by @hodgesds in #775
• [layered] Implement reverse weight DSQ algorithm by @ryantimwilson in #777
• layered -- make lsp work nice on util include file by @likewhatevs in #782
• layered: make default value for disable_topology dynamic by @JakeHillion in #786
• layered: move configuration into library component by @JakeHillion in #781
• scx_layered: Cleanup non topology path by @hodgesds in #787
• scx_lavd: mitigate the lock holder preemption problem by @multics69 in #779
• scx_rustland_core: use handle_mm_fault kprobe by @arighi in #785
• scx_bpfland: drop per-cpu DSQs by @arighi in #780
• Add bpftrace script to print vtime distributions across DSQs by @hodgesds in #789
• scx_lavd: do not inspect scx_lavd process itself by @multics69 in #790
• scx_lavd: misc updates by @multics69 in #791
• scripts: Add ftrace perfetto helper scripts by @hodgesds in #792
• scripts: Convert sched ftrace helper scripts to python by @arighi in #796
• scx_layered: Add topology integration test by @hodgesds in #795
• scx_layered: Add LLC integration test by @hodgesds in #797
• Update developer guide with Perfetto info by @hodgesds in #798
• scx_layered: Remove layer iteration by @hodgesds in #801
• scx_mitosis: handle enqueue() on !wakeup by @dschatzberg in #799
• Use per-arch vmlinux.h by @minosfuture in #793
• scx_mitosis: Handle pinned tasks by @dschatzberg in #803
• Revert #793 by @htejun in #809
• scx_rustland fixes and improvements by @arighi in #804
• scx_layered: Refactor refresh cpumasks by @hodgesds in #805
• layered: add RandomTopo layer growth algorithm by @JakeHillion in #814
• layered: make disable_topology arg require equals by @JakeHillion in #815
• remove apt fast from ci setup by @likewhatevs in #817
• scx_rustland_core: update documentation about the new API by @arighi in #816
• scx_bpfland: rework lowlatency mode by @arighi in #813
• scx_rusty: Cleanup cpumask casting by @hodgesds in #820
• scx_layered: Fix crash on aarch64 due to unavailable cache id file by @minosfuture in #744
• scx_lavd: add missing reset_lock_futex_boost() by @multics69 in #818
• scx_rustland: Adjust task's vruntime budget based on latency weight by @arighi in #821
• layered: bpf: add layer kind to layer by @JakeHillion in #826
• scx_layered: fix exit_task ctx lookup err by @likewhatevs in #824
• Use per-arch vmlinux.h v2 by @minosfuture in #819
• scx_lavd: misc performance tuning by @multics69 in #822
• scx_layered: Add timer helpers by @hodgesds in #832
• scx_lavd: fix/work around a verifier error by @multics69 in #831
• fix ci errors due to __str update in kfunc signature by @likewhatevs in #834
• ci: enable verbose mode when testing schedulers by @arighi in #833
• ci: enable SCHED_MC in the virtme-ng kernel config by @arighi in #830
• Revert "fix ci errors due to __str update in kfunc signature" by @htejun in #840
• scx_lavd: various optimizations for more consistent performance by @multics69 in #837
• scx_loader: introduce configuration by @vnepogodin in #843
• Set minimal meson version to silent new warnings by @sirlucjan in #839
• Add script for generating per-arch vmlinux.h files by @minosfuture in #829
• add retries to kernel clone step by @likewhatevs in #844
• scx_layered: Add monitor by @hodgesds in #841
• scx_layered: Fix declarations in timer by @hodgesds in #851
• fix lsp to work after multiarch support by @likewhatevs in #850
• scx_lavd: fix uninitialized memory access at comp_preemption_info() by @multics69 in #846
• layered/timers: support verifying on older kernels and fix logic by @JakeHillion in #852
• ci: enable lockdep in the virtme-ng kernel config by @arighi in #853
• scx_layered: Add cost accounting by @hodgesds in #855
• scx_lavd: optimize preemption by @multics69 in #854
• scx_layered: Refactor dispatch by @hodgesds in #862
• scx_lavd: tuning and optimizing latency criticality calculation by @multics69 in #861
• scx_layered: Add layer name to bpf by @hodgesds in #865
• scx_layered: Add layer CPU cost to dump by @hodgesds in #868
• scx_lavd: Correct the type of taskc within lavd_dispatch() by @vax-r in #866
• scx_lavd: Fix typos by @vax-r in #867
• scx_lavd: optimize ops.dispatch() and DSQ placement by @multics69 in #872
• scx_layered: Fix dump output format by @hodgesds in #873
• scx_layered: Add additional drain to fallback DSQs by @hodgesds in #874
• scx_layered Fix trace format by @hodgesds in #875
• scx_bpfland: minor cleanups by @arighi in #871
• scx_lavd: fix CI error for missing kernel symbols by @multics69 in #885
• scx_layered: Refactor cost naming by @hodgesds in #888
• [bug-fix] fixes #810 by @abrehman94 in #889
• scx: sync default flags with CachyOS Kernel Manager by @sirlucjan in #886
• scx_layered: remove ->open from layer struct by @etsal in #892
• scx_layered: point costc to global struct when initializing budgets by @etsal in #891
• scx_lavd: entirely drop kernel lock tracing by @multics69 in #887
• scx_rusty: Restore push domain tasks when no task found by @vax-r in #883
• scx_lavd: fix a performance regression bug (perf bench -f simple sched messaging) by @multics69 in #898
• version: v1.0.6 by @htejun in #901
• scx_bpfland: rework by @arighi in #899
• Refactor select_cpu + enqueue for proper synchronization and handle of !wakeup by @dschatzberg in #438
• version: v1.0.6 Cargo.lock updates by @htejun in #902

New Contributors

• @ryantimwilson made their first contribution in #751
• @abrehman94 made their first contribution in #889
• @etsal made their first contribution in #892

Full Changelog: v1.0.5...v1.0.6