From: Keith Busch <keith.busch@intel.com>
To: Sinan Kaya <okaya@kernel.org>
Cc: Linux PCI <linux-pci@vger.kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Thomas Tai <thomas.tai@oracle.com>,
poza@codeaurora.org, Lukas Wunner <lukas@wunner.de>,
Christoph Hellwig <hch@lst.de>,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: Re: [PATCHv4 03/12] PCI: DPC: Save and restore control state
Date: Thu, 20 Sep 2018 13:54:11 -0600 [thread overview]
Message-ID: <20180920195410.GA31599@localhost.localdomain> (raw)
In-Reply-To: <d02c4961-a6a2-6778-bab3-df6db1f1393e@kernel.org>
On Thu, Sep 20, 2018 at 03:47:36PM -0400, Sinan Kaya wrote:
> On 9/20/2018 3:46 PM, Sinan Kaya wrote:
> > On 9/20/2018 12:27 PM, Keith Busch wrote:
> > > /*
> > > * DPC disables the Link automatically in hardware, so it has
> > > * already been reset by the time we get here.
> > > */
> > > - devdpc = pcie_port_find_device(pdev, PCIE_PORT_SERVICE_DPC);
> > > - pciedev = to_pcie_device(devdpc);
> > > - dpc = get_service_data(pciedev);
> > > + dpc = to_dpc_dev(pdev);
> >
> > I thought that the struct pci_dev sent here is the bridge and we
> > need to locate the struct device of the DPC object here.
> >
> > Isn't this change wrong now?
>
> Gosh, I should have looked 30 lines above. Nevermind.
Yeah, this part should be equivalent to before. This patch just created
the opportunity to move this to a common helper, otherwise it would have
been duplicated two more times.
next prev parent reply other threads:[~2018-09-20 19:52 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-20 16:27 [PATCHv4 00/12] pci error handling fixes Keith Busch
2018-09-20 16:27 ` [PATCHv4 01/12] PCI: portdrv: Initialize service drivers directly Keith Busch
2018-09-20 16:27 ` [PATCHv4 02/12] PCI: portdrv: Restore pci state on slot reset Keith Busch
2018-09-20 16:27 ` [PATCHv4 03/12] PCI: DPC: Save and restore control state Keith Busch
2018-09-20 19:46 ` Sinan Kaya
2018-09-20 19:47 ` Sinan Kaya
2018-09-20 19:54 ` Keith Busch [this message]
2018-09-20 16:27 ` [PATCHv4 04/12] PCI: AER: Take reference on error devices Keith Busch
2018-09-20 16:27 ` [PATCHv4 05/12] PCI: AER: Don't read upstream ports below fatal errors Keith Busch
2018-09-20 16:27 ` [PATCHv4 06/12] PCI: ERR: Use slot reset if available Keith Busch
2018-09-20 16:27 ` [PATCHv4 07/12] PCI: ERR: Handle fatal error recovery Keith Busch
2018-09-20 16:27 ` [PATCHv4 08/12] PCI: ERR: Always use the first downstream port Keith Busch
2018-09-26 22:01 ` Bjorn Helgaas
2018-09-26 22:19 ` Keith Busch
2018-09-27 22:56 ` Bjorn Helgaas
2018-09-28 15:42 ` Keith Busch
2018-09-28 20:50 ` Bjorn Helgaas
2018-09-28 21:35 ` Keith Busch
2018-09-28 23:28 ` Bjorn Helgaas
2018-10-01 15:14 ` Keith Busch
2018-10-02 19:35 ` Bjorn Helgaas
2018-10-02 19:55 ` Keith Busch
2018-09-20 16:27 ` [PATCHv4 09/12] PCI: ERR: Simplify broadcast callouts Keith Busch
2018-09-20 16:27 ` [PATCHv4 10/12] PCI: ERR: Report current recovery status for udev Keith Busch
2018-09-20 16:27 ` [PATCHv4 11/12] PCI: Unify device inaccessible Keith Busch
2018-09-20 16:27 ` [PATCHv4 12/12] PCI: Make link active reporting detection generic Keith Busch
2018-09-20 20:00 ` [PATCHv4 00/12] pci error handling fixes Sinan Kaya
2018-09-20 21:17 ` Bjorn Helgaas
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