From: stuart hayes <stuart.w.hayes@gmail.com>
To: Krzysztof Wilczy??ski <kw@linux.com>, Lukas Wunner <lukas@wunner.de>
Cc: Bjorn Helgaas <bhelgaas@google.com>, linux-pci@vger.kernel.org
Subject: Re: [PATCH v2] PCI/portdrv: Use link bandwidth notification capability bit
Date: Wed, 26 May 2021 20:12:04 -0500 [thread overview]
Message-ID: <53c92c86-5fd9-5db4-eacf-954f1f07cecb@gmail.com> (raw)
In-Reply-To: <20210514131701.GE9537@rocinante.localdomain>
On 5/14/2021 8:17 AM, Krzysztof Wilczy??ski wrote:
> Hi Lukas,
>
> [...]
>>> I was wondering - is this fix connected to an issue filled in Bugzilla
>>> or does it fix a known commit that introduced this problem? Basically,
>>> I am trying to see whether a "Fixes:" would be in order.
>>
>> The fix is for a driver which has been removed from the tree (for now),
>> including in stable kernels. The fix will prevent an issue that will
>> occur once the driver is re-introduced (once we've found a way to
>> overcome the issues that led to its removal). A Fixes tag is thus
>> uncalled for.
>
> Thank you for adding more details. Much appreciated.
>
> Krzysztof
>
I made the patch because it was causing the config space for a
downstream port to not get restored when a DPC event occurred, and all
the NVMe drives under it disappeared. I found that myself, though--I'm
not aware of anyone else reporting the issue.
next prev parent reply other threads:[~2021-05-27 1:12 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 21:33 [PATCH v2] PCI/portdrv: Use link bandwidth notification capability bit Stuart Hayes
2021-05-14 13:03 ` Krzysztof Wilczyński
2021-05-14 13:08 ` Lukas Wunner
2021-05-14 13:17 ` Krzysztof Wilczy??ski
2021-05-27 1:12 ` stuart hayes [this message]
2021-07-07 15:48 ` stuart hayes
2021-07-07 18:59 ` Bjorn Helgaas
2021-08-31 19:20 ` Bjorn Helgaas
2021-08-31 21:39 ` stuart hayes
2021-08-31 21:58 ` Bjorn Helgaas
2021-09-01 5:48 ` Lukas Wunner
2021-09-01 21:28 ` Bjorn Helgaas
2021-07-16 21:56 ` Bjorn Helgaas
2021-07-17 2:43 ` stuart hayes
2021-08-31 19:11 ` Bjorn Helgaas
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