linux-kernel - Re: [PATCH 0/4] Address error and recovery for AER and DPC

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Message-ID: <20171228173428.GA16071@localhost.localdomain>
Date:   Thu, 28 Dec 2017 10:34:29 -0700
From:   Keith Busch <keith.busch@...el.com>
To:     Oza Pawandeep <poza@...eaurora.org>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Dongdong Liu <liudongdong3@...wei.com>,
        Gabriele Paoloni <gabriele.paoloni@...wei.com>,
        Wei Zhang <wzhang@...com>, Sinan Kaya <okaya@...eaurora.org>,
        Timur Tabi <timur@...eaurora.org>
Subject: Re: [PATCH 0/4] Address error and recovery for AER and DPC

On Wed, Dec 27, 2017 at 02:20:18AM -0800, Oza Pawandeep wrote:
> DPC should enumerate the devices after recovering the link, which is
> achieved by implementing error_resume callback.

Wouldn't that race with the link-up event that pciehp currently handles?