console_flush_on_panic(9)

💖 console_flush_on_panic — the man page, but make it cute 💖

okay so this is console_flush_on_panic(9) from the Kernel API Manual, and honestly? it's giving "last words but make them loud." bestie, let's get into it 🫶

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✨ NAME ✨

console_flush_on_panic — flush console content on panic 💀

like… your kernel is having a moment, and this is what makes sure the receipts get printed before everything goes dark. no cap.

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🌸 SYNOPSIS 🌸

void console_flush_on_panic (enum con_flush_mode mode );

that's it. that's the whole signature. iconic minimalism 💅

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🎀 ARGUMENTS 🎀

• mode — decides the vibe of the flush: are we dumping all the messages sitting in the buffer, or just the pending ones? your call, bestie 🌈

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🦋 DESCRIPTION 🦋

Immediately output all pending messages no matter what.

periodt. no waiting, no queueing politely, no "let me finish this first" — immediately, and no matter what. the console is gonna spill everything it's holding and it's gonna do it right now 🔥

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👑 SEE ALSO 👑

Kernel file ./kernel/printk/printk.c, plus the whole friend group:

• console_list_lock(9)
• console_list_unlock(9)
• console_srcu_read_lock(9)
• console_srcu_read_unlock(9)
• console_lock_spinning_enable(9)
• console_lock_spinning_disable_and_check(9)
• console_trylock_spinning(9)
• printk_parse_prefix(9)
• add_preferred_console(9)
• match_devname_and_update_preferred_console(9)
• console_suspend_all(9)
• console_cpu_notify(9)
• console_lock(9)
• console_trylock(9)
• console_unlock(9)
• printk_kthreads_shutdown(9)
• console_force_preferred_locked(9)
• pr_flush(9)
• wake_up_klogd(9)
• defer_console_output(9)
• printk_trigger_flush(9)
• printk_timed_ratelimit(9)
• kmsg_dump_register(9)
• kmsg_dump_unregister(9)
• kmsg_dump_desc(9)
• kmsg_dump_get_line(9)
• kmsg_dump_get_buffer(9)
• kmsg_dump_rewind(9)
• console_try_replay_all(9)
• __printk_cpu_sync_wait(9)
• __printk_cpu_sync_try_get(9)
• __printk_cpu_sync_put(9)

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and that's the whole page, bestie 💜 it lives in ./kernel/printk and the version on the streets is dated October 2026 — so yes, it's a little time traveler. slay. 🧚‍♀️✨