[PATCH v4 0/7] Generic IPI sending tracepoint

Valentin Schneider vschneid at redhat.com
Tue Feb 14 06:10:43 PST 2023


Hey folks,

On 19/01/23 14:36, Valentin Schneider wrote:
> Patches
> =======
>
> o Patches 1-5 spread out the tracepoint across relevant sites.
>   Patch 5 ends up sprinkling lots of #include <trace/events/ipi.h> which I'm not
>   the biggest fan of, but is the least horrible solution I've been able to come
>   up with so far.
>
> o Patch 7 is trying to be smart about tracing the callback associated with the
>   IPI.
>
> This results in having IPI trace events for:
>
> o smp_call_function*()
> o smp_send_reschedule()
> o irq_work_queue*()
> o standalone uses of __smp_call_single_queue()
>

This still rebases cleanly on top of the latest tip/sched/core, any
objections to parking it there?




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