From: Sinan Kaya <okaya@kernel.org>
To: "Kuppuswamy,
Sathyanarayanan" <sathyanarayanan.kuppuswamy@linux.intel.com>,
Bjorn Helgaas <helgaas@kernel.org>
Cc: bhelgaas@google.com, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org, ashok.raj@intel.com,
Jay Vosburgh <jay.vosburgh@canonical.com>
Subject: Re: [PATCH v3 1/1] PCI/ERR: Fix reset logic in pcie_do_recovery() call
Date: Wed, 23 Sep 2020 23:13:52 -0400 [thread overview]
Message-ID: <aef0b9aa-59f5-9ec3-adac-5bc366b362e0@kernel.org> (raw)
In-Reply-To: <1fdcc4a6-53b7-2b5f-8496-f0f09405f561@linux.intel.com>
On 9/23/2020 10:51 PM, Kuppuswamy, Sathyanarayanan wrote:
>>
>> I see. Can I assume that your system supports DPC?
>> DPC is supposed to recover the link via dpc_reset_link().
> Yes. But the affected device/drivers cleanup during error recovery
> is handled by hotplug handler. So we are facing issue when dealing
> with non hotplug capable ports.
This is confusing.
Why would hotplug driver be involved unless port supports hotplug and
the link goes down? You said that DLLSC is only supported on hotplug
capable ports.
Need a better description of symptoms and what triggers hotplug driver
to activate.
Can you expand this a little bit?
next prev parent reply other threads:[~2020-09-24 3:13 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3cad1a07-509b-ef51-f635-71def2ff8293@linux.intel.com>
2020-09-22 23:33 ` [PATCH v3 1/1] PCI/ERR: Fix reset logic in pcie_do_recovery() call Bjorn Helgaas
2020-09-22 23:44 ` Kuppuswamy, Sathyanarayanan
2020-09-24 1:15 ` Sinan Kaya
2020-09-24 2:04 ` Kuppuswamy, Sathyanarayanan
2020-09-24 2:16 ` Sinan Kaya
2020-09-24 2:51 ` Kuppuswamy, Sathyanarayanan
2020-09-24 3:13 ` Sinan Kaya [this message]
2020-09-24 4:06 ` Kuppuswamy, Sathyanarayanan
2020-09-24 20:52 ` Sinan Kaya
2020-09-25 5:11 ` Kuppuswamy, Sathyanarayanan
2020-09-25 16:55 ` Sinan Kaya
2020-09-25 17:11 ` Kuppuswamy, Sathyanarayanan
2020-09-25 17:47 ` Sinan Kaya
2020-09-25 18:16 ` Kuppuswamy, Sathyanarayanan
2020-09-25 18:30 ` Sinan Kaya
2020-09-28 2:43 ` Kuppuswamy, Sathyanarayanan
2020-09-28 8:41 ` Ethan Zhao
2020-09-28 11:17 ` Sinan Kaya
2020-09-28 12:16 ` Sinan Kaya
2020-09-28 17:15 ` Kuppuswamy, Sathyanarayanan
2020-09-28 18:02 ` Sinan Kaya
2020-09-28 18:25 ` Sinan Kaya
2020-09-28 18:32 ` Kuppuswamy, Sathyanarayanan
2020-10-12 5:13 ` Kuppuswamy, Sathyanarayanan
2020-10-12 14:51 ` Sinan Kaya
2020-09-28 12:11 ` Sinan Kaya
2020-09-25 23:50 ` Sinan Kaya
2020-07-24 19:07 sathyanarayanan.kuppuswamy
2020-09-01 5:41 ` Kuppuswamy, Sathyanarayanan
2020-09-22 18:52 ` Bjorn Helgaas
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