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probe::softirq.entry(3stap)

probe::softirq.entry - Execution of handler for a pending softirq starting

PROBE::SOFTIRQ.ENT(3stap) Interrupt Request (IRQ) Tapset PROBE::SOFTIRQ.ENT(3stap)

probe::softirq.entry - Execution of handler for a pending softirq starting

probe softirq.entry {}

h

struct softirq_action* for current pending softirq

action

pointer to softirq handler just about to execute

vec

softirq_action vector

vec_nr

softirq vector number

tapset::irq(3stap)

September 2026 SystemTap Tapset Reference Ver

systemtap 5.6-r1 · enterprise-packages · ingested 2026-10-14