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List:       linux-doc
Subject:    Re: [PATCH v5] tracing: Support to dump instance traces by ftrace_dump_on_oops
From:       Steven Rostedt <rostedt () goodmis ! org>
Date:       2024-02-29 15:25:37
Message-ID: 20240229102537.28d46135 () gandalf ! local ! home
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On Thu, 29 Feb 2024 17:11:49 +0800
Huang Yiwei <quic_hyiwei@quicinc.com> wrote:

> > And you can add here as well:
> > 
> >    ftrace_dump_on_oops[=[<0|1|2|orig_cpu>,][<instance_name>[=<1|2|orig_cpu>][,...]]
> > 
> > 
> > Thanks,
> > 
> > --Steve
> >   
> The explanation is below, I think it's correct?
>   - "ftrace_dump_on_oops," means global buffer on all CPUs
>   - "foo," means foo instance on all CPUs
>   - "bar=orig_cpu" means bar instance on CPU that triggered the oops.
> 
> I'm trying to make the example to cover more possibilities.

Ah, I didn't think the command line processing would work with commas. I
guess it does (I just tried it out).

OK, then I guess that's fine.

-- Steve


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