Re: [PATCH v1] softirq: Add tracepoint for tasklet_entry/exit

From: Steven Rostedt
Date: Sat May 28 2022 - 09:58:31 EST


On Sat, 28 May 2022 13:54:11 +0000
Junwen Wu <wudaemon@xxxxxxx> wrote:

> >From 68d2298372018ec90c8587d5421a0e1a3c9f879f Mon Sep 17 00:00:00 2001
> From: Junwen Wu <wudaemon@xxxxxxx>
> Date: Sun, 8 May 2022 15:29:56 +0000
> Subject: [PATCH v2] softirq: Add tracepoint for tasklet_entry/exit

You should always send a v2 as a separate email starting a new thread.

>
> Usually softirq handler is pre-defined,only tasklet can be register by
> driver.We expand tracepoint for tasklet_entry/exit to trace
> tasklet handler.
>
> Signed-off-by: Junwen Wu <wudaemon@xxxxxxx>
> ---

And reference v1 here, by something like:

Changes since v1: https://lore.kernel.org/all/20220508160624.48643-1-wudaemon@xxxxxxx/

- Used DECLARE_EVENT_CLASS (Steven Rostedt)


> include/trace/events/irq.h | 41 ++++++++++++++++++++++++++++++++++++++
> kernel/softirq.c | 4 ++++
> 2 files changed, 45 insertions(+)


-- Steve