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Searched refs:aux_head (Results 1 – 8 of 8) sorted by relevance

/linux/kernel/events/
A Dring_buffer.c418 aux_head = rb->aux_head; in perf_aux_output_begin()
422 handle->head = aux_head; in perf_aux_output_begin()
491 unsigned long aux_head; in perf_aux_output_end() local
497 aux_head = handle->head; in perf_aux_output_end()
498 rb->aux_head = aux_head; in perf_aux_output_end()
502 aux_head = rb->aux_head; in perf_aux_output_end()
503 rb->aux_head += size; in perf_aux_output_end()
522 WRITE_ONCE(rb->user_page->aux_head, rb->aux_head); in perf_aux_output_end()
552 rb->aux_head += size; in perf_aux_output_skip()
554 WRITE_ONCE(rb->user_page->aux_head, rb->aux_head); in perf_aux_output_skip()
[all …]
A Dinternal.h44 long aux_head; member
/linux/tools/perf/arch/arm/util/
A Dauxtrace.c198 : "r" (&pc->aux_head), "Qo" (pc->aux_head) in compat_auxtrace_mmap__read_head()
/linux/Documentation/userspace-api/
A Dperf_ring_buffer.rst616 ``perf_event_mmap_page`` extends the new fields ``aux_head`` and ``aux_tail``
745 header pointer ``perf_buffer::aux_head`` to reflect the latest buffer usage.
795 The perf only accesses the head pointer ``perf_event_mmap_page::aux_head``
815 | AUX Ring buffer 0 | <- aux_head
819 | AUX Ring buffer 1 | <- aux_head
823 | AUX Ring buffer 2 | <- aux_head
827 | AUX Ring buffer 3 | <- aux_head
/linux/tools/include/uapi/linux/
A Dperf_event.h740 __u64 aux_head; member
/linux/include/uapi/linux/
A Dperf_event.h740 __u64 aux_head; member
/linux/tools/perf/util/
A Dauxtrace.h476 head = READ_ONCE(pc->aux_head); in auxtrace_mmap__read_head()
A Dauxtrace.c1806 first = READ_ONCE(pc->aux_head); in compat_auxtrace_mmap__read_head()
1809 second = READ_ONCE(pc->aux_head); in compat_auxtrace_mmap__read_head()
1812 last = READ_ONCE(pc->aux_head); in compat_auxtrace_mmap__read_head()

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