linux-kernel - Re: [PATCH v8] PCI: hotplug: Add a generic RAS tracepoint for hotplug event

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Message-ID: <8b797eb0-dead-4049-b7cc-53763759144e@linux.alibaba.com>
Date: Wed, 16 Jul 2025 14:52:45 +0800
From: Shuai Xue <xueshuai@...ux.alibaba.com>
To: Lukas Wunner <lukas@...ner.de>, Bjorn Helgaas <bhelgaas@...gle.com>,
 linux-pci@...r.kernel.org
Cc: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
 rostedt@...dmis.org, LKML <linux-kernel@...r.kernel.org>,
 linux-edac@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
 helgaas@...nel.org, 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 v8] PCI: hotplug: Add a generic RAS tracepoint for hotplug
 event



在 2025/5/31 22:15, Lukas Wunner 写道:
> On Thu, May 22, 2025 at 05:50:05PM +0800, Shuai Xue wrote:
>> As @Lukas points out, link speed changes and device plug/unplug events are
>> orthogonal issues.
>>
>> Based on this thread discussion, I believe we need additional tweaking to
>> introduce a new tracepoint (perhaps named PCI_LINK_EVENT) to handle
>> link speed changes separately.
>>
>> Regarding our next steps, would it be acceptable to merge the
>> PCI_HOTPLUG_EVENT to mainline first, and then work on implementing
>> the new link event tracepoint afterward?
> 
> Yes I think so, I think this patch is ready to go in.
> 
> However I'm not part of the PCI maintainer team,
> it would have to be applied by them (barring any objections).
> 
> We're now in the merge window and it may be too late to squeeze it
> into the v6.16 pull request, but maybe it can be applied after
> the merge window has closed (in 1 week).
> 
> Thanks,
> 
> Lukas

Hi, Bjorn

Gentle ping.

Are you happy with this patch?

Thanks
Shuai