ring_buffer_event_data(9)
π ring_buffer_event_data β straight outta the Kernel API Manual β¨
okay bestie, welcome to the Kernel API Manual page for ring_buffer_event_data. it's short, it's sweet, it's lowkey iconic β one function, one job, no cap. let's get into it π«Ά
πΈ NAME πΈ
ring_buffer_event_data β return the data of the event π
like, that's literally it. that's the whole gig. the function hands you back the data that lives inside an event. slay.
β¨ SYNOPSIS β¨
void * ring_buffer_event_data (struct ring_buffer_event *event );
look at that signature. void * return, one pointer arg. clean, minimal, main character energy π
π ARGUMENTS π
eventβ the event to get the data from. that's the one you're pulling data out of, bestie. hand it over and it gives you the data back π¦
π₯ SEE ALSO π₯
the whole friend group, fr fr. it lives in the kernel file ./kernel/trace/ring_buffer.c, and here's everybody else in the gc:
ring_buffer_event_length(9)rb_page_capacity(9)rb_subbuf_capacity(9)rb_subbuf_max_data_size(9)rb_subbuf_start(9)ring_buffer_event_time_stamp(9)ring_buffer_nr_dirty_pages(9)ring_buffer_wake_waiters(9)ring_buffer_wait(9)ring_buffer_poll_wait(9)rb_check_pages(9)rb_validate_buffer(9)__ring_buffer_alloc(9)__ring_buffer_alloc_range(9)__ring_buffer_alloc_remote(9)ring_buffer_free(9)ring_buffer_resize(9)rb_update_event(9)ring_buffer_nest_start(9)ring_buffer_nest_end(9)ring_buffer_unlock_commit(9)ring_buffer_lock_reserve(9)ring_buffer_discard_commit(9)ring_buffer_write(9)ring_buffer_record_disable(9)ring_buffer_record_enable(9)ring_buffer_record_off(9)ring_buffer_record_on(9)ring_buffer_record_is_on(9)ring_buffer_record_is_set_on(9)ring_buffer_record_is_on_cpu(9)ring_buffer_record_disable_cpu(9)ring_buffer_record_enable_cpu(9)ring_buffer_oldest_event_ts(9)ring_buffer_bytes_cpu(9)ring_buffer_entries_cpu(9)ring_buffer_overrun_cpu(9)ring_buffer_commit_overrun_cpu(9)ring_buffer_dropped_events_cpu(9)ring_buffer_read_events_cpu(9)ring_buffer_entries(9)ring_buffer_overruns(9)ring_buffer_iter_reset(9)ring_buffer_iter_empty(9)ring_buffer_peek(9)ring_buffer_iter_peek(9)ring_buffer_consume(9)ring_buffer_read_start(9)ring_buffer_read_finish(9)ring_buffer_iter_advance(9)ring_buffer_size(9)ring_buffer_max_event_size(9)ring_buffer_reset_cpu(9)ring_buffer_reset_online_cpus(9)ring_buffer_reset(9)ring_buffer_empty(9)ring_buffer_empty_cpu(9)ring_buffer_swap_cpu(9)ring_buffer_alloc_read_page(9)ring_buffer_free_read_page(9)ring_buffer_read_page(9)ring_buffer_read_page_data(9)ring_buffer_read_page_size(9)ring_buffer_subbuf_size_get(9)ring_buffer_subbuf_order_get(9)ring_buffer_subbuf_order_set(9)
ngl this one's a tiny page but the friend group is huge. read them all, iykyk π
that's the whole thing, bestie β no notes, periodt π
this one came from ./kernel/trace and it's dated October 2026, so likeβ¦ go read your kernel source, it ate πβ
made with love, ring_buffer_event_data(9), signing off ππ
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms