TRACE_SOFTIRQ_RAISE - Online Linux Manual PageSection : 9
Updated : June 2018
Source : Kernel Hackers Manual 2​.6​.
Note : IRQ

NAMEtrace_softirq_raise − called immediately when a softirq is raised

SYNOPSISvoid trace_softirq_raise(struct softirq_action * h, struct softirq_action * vec);

ARGUMENTSh pointer to struct softirq_action vec pointer to first struct softirq_action in softirq_vec array

DESCRIPTIONThe h parameter contains a pointer to the softirq vector number which is raised​. vec is NULL and it means h includes vector number not softirq_action​. When used in combination with the softirq_entry tracepoint we can determine the softirq raise latency​.

AUTHORJason Baron <​jbaron@redhat.com​> Author.

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