trace_hrtimer_start(9)

🌸 trace_hrtimer_start(9) 🌸

okay so bestie, this page is straight out of the Kernel API Manual, and it's literally about the function that gets called when the hrtimer is started. no cap, that's the whole vibe check 💅✨

💖 NAME 💖

trace_hrtimer_start — called when the hrtimer is started 🫶

✨ SYNOPSIS ✨

void trace_hrtimer_start (struct hrtimer *hrtimer , enum hrtimer_mode
mode , bool was_armed );

🎀 ARGUMENTS 🎀

• hrtimer — pointer to struct hrtimer, iconic struct behavior fr fr 💜
• mode — the hrtimers mode, okayyy 👑
• was_armed — Was armed when hrtimer_start*() was invoked 🌸

🦋 SEE ALSO 🦋

Kernel file ./include/trace/events/timer.h — and yes, the whole friend group is here:

• trace_timer_init(9)
• trace_timer_start(9)
• trace_timer_expire_entry(9)
• trace_timer_expire_exit(9)
• trace_timer_cancel(9)
• trace_hrtimer_setup(9)
• trace_hrtimer_expire_entry(9)
• trace_hrtimer_start_expired(9)
• trace_hrtimer_expire_exit(9)
• trace_hrtimer_cancel(9)
• trace_hrtimer_rearm(9)
• trace_itimer_state(9)
• trace_itimer_expire(9)

bestie, that's the whole page — every argument, every reference, every little detail, all accounted for 💖✨

bye bestie, this page lives under ./include/trace/events and is dated October 2026 🎀🫶💅