linux-kernel - Re: [PATCH v12 1/3] PCI: trace: Add a generic RAS tracepoint for hotplug event

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Message-ID: <82098b0d-d460-4657-9db6-3721dcc9a162@linux.alibaba.com>
Date: Mon, 20 Oct 2025 09:32:59 +0800
From: Shuai Xue <xueshuai@...ux.alibaba.com>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: lukas@...ner.de, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-edac@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
 helgaas@...nel.org, ilpo.jarvinen@...ux.intel.com, mattc@...estorage.com,
 Jonathan.Cameron@...wei.com, bhelgaas@...gle.com, tony.luck@...el.com,
 bp@...en8.de, mhiramat@...nel.org, mathieu.desnoyers@...icios.com,
 oleg@...hat.com, naveen@...nel.org, davem@...emloft.net,
 anil.s.keshavamurthy@...el.com, mark.rutland@....com, peterz@...radead.org,
 tianruidong@...ux.alibaba.com
Subject: Re: [PATCH v12 1/3] PCI: trace: Add a generic RAS tracepoint for
 hotplug event



在 2025/10/15 22:37, Steven Rostedt 写道:
> On Wed, 15 Oct 2025 14:29:07 +0800
> Shuai Xue <xueshuai@...ux.alibaba.com> wrote:
> 
>> Hi, Steve,
>>
>> Thank you for your suggestion about passing the controller directly to
>> the trace event. I investigated this approach, but unfortunately we
>> cannot implement it due to structural limitations in the PCI hotplug
>> subsystem.
> 
> Ah, that makes sense. Perhaps add a comment about this by the TRACE_EVENT()
> so that I don't recommend this again ;-)
> 

Hi Steve,

Got it, will add a comment.

If you don't have any other concerns with this patch, would you mind
adding your Reviewed-by tag?

> -- Steve

Best Regards,
Shuai