add_timer_local(9)

💅 add_timer_local — Kernel API Manual ✨

okay so bestie, you know how add_timer exists and it's iconic? This is that, but it pins the timer to the local CPU. That's literally the whole vibe. Let me walk you through it 🎀

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✨ NAME ✨

add_timer_local — start a timer on the local CPU 👑

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🌸 SYNOPSIS 🌸

void add_timer_local (struct timer_list *timer );

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🦋 ARGUMENTS 🦋

• timer — the timer you want to start, bestie. That's it. That's the argument 💖

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💅 DESCRIPTION 💅

So it's exactly the same as add_timer... except the timer flag TIMER_PINNED gets set. That's the whole difference. One flag. Main character behavior fr fr 🌈

If you want the full details on what's actually going on, go read add_timer — this page is just add_timer with that pinned flag added, no cap.

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🌟 SEE ALSO 🌟

Like, there's a whole friend group here, and honestly? Obsessed with how many of them there are 🫶

• Kernel file ./kernel/time/timer.c
• struct timer_base(9)
• __round_jiffies_relative(9)
• round_jiffies(9)
• round_jiffies_relative(9)
• __round_jiffies_up_relative(9)
• round_jiffies_up(9)
• round_jiffies_up_relative(9)
• timer_init_key(9)
• mod_timer_pending(9)
• mod_timer(9)
• timer_reduce(9)
• add_timer(9)
• add_timer_global(9)
• add_timer_on(9)
• __timer_delete(9)
• timer_delete(9)
• timer_shutdown(9)
• __try_to_del_timer_sync(9)
• timer_delete_sync_try(9)
• __timer_delete_sync(9)
• timer_delete_sync(9)
• timer_shutdown_sync(9)
• fetch_next_timer_interrupt_remote(9)
• timer_unlock_remote_bases(9)
• timer_lock_remote_bases(9)
• timer_base_is_idle(9)
• timer_expire_remote(9)
• get_next_timer_interrupt(9)
• timer_base_try_to_set_idle(9)
• timer_clear_idle(9)
• __run_timers(9)

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and that's the whole page, bestie!! 🧚 mwah 💋

shoutout to the ./kernel/time girlies for hosting this one, October 2026 edition, and to the Kernel API Manual itself — iconic as always 📖💜