feat(starry): ARM PMUv3 hardware-PMU perf support (perf stat / record / report)#1395

Merged

ZR233 merged 14 commits into

rcore-os:devfrom

oscomp-posad:feat/perf-pmuv3-hw

Jun 29, 2026

Commits on Jun 26, 2026

feat(starry): add PERF_TYPE_HARDWARE cpu-cycles via ARM PMUv3 (perf M0)
JosephJoshua
committed
feat(starry): perf stat counting via PMUv3 programmable counters (perf M1)
JosephJoshua
committed
feat(starry): perf record sampling via PMUv3 overflow IRQ (perf M2)
JosephJoshua
committed
feat(starry): expose armv8_pmuv3 PMU via sysfs/procfs for perf (perf M2.5)
JosephJoshua
committed
feat(starry): per-task perf counting via enable_on_exec + ctx-switch follow (perf M3-pt)
JosephJoshua
committed
feat(starry): per-task perf-record sampling + multi-field PERF_RECORD_SAMPLE (perf M3-pt-rec)
JosephJoshua
committed
fix(starry): perf_event_mmap_page version=1 + cpuid sysfs for real perf
JosephJoshua
committed
feat(starry): real perf record via PERF_EVENT_IOC_ID + SET_OUTPUT (perf M3-rec-e2e)
JosephJoshua
committed
feat(starry): perf frequency mode + multi-event ring-merge + rdpmc
JosephJoshua
committed
feat(starry): perf side-band COMM + MMAP2 records for perf report symbolization
JosephJoshua
committed
feat(starry): perf side-band FORK + EXIT task-lifetime records (attr.task)
JosephJoshua
committed
feat(starry): perf attr.inherit — follow forked children into one ring
JosephJoshua
committed
fix(starry): skip perf-hw C tests on non-aarch64 (cross-arch grouped build)
JosephJoshua
committed
fix(starry): widen perf-hw side-band test sample period to prevent ring wrap
JosephJoshua
committed