linux-kernel - Re: [PATCH v7 2/3] PCI: Enable PCIe Relaxed Ordering if supported

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Message-ID: <e496ff1d-b836-ebef-fdf7-76273aaaaef6@codeaurora.org>
Date:   Thu, 13 Jul 2017 17:09:55 -0400
From:   Sinan Kaya <okaya@...eaurora.org>
To:     Ding Tianhong <dingtianhong@...wei.com>, leedom@...lsio.com,
        ashok.raj@...el.com, bhelgaas@...gle.com, helgaas@...nel.org,
        werner@...lsio.com, ganeshgr@...lsio.com, asit.k.mallick@...el.com,
        patrick.j.cramer@...el.com, Suravee.Suthikulpanit@....com,
        Bob.Shaw@....com, l.stach@...gutronix.de, amira@...lanox.com,
        gabriele.paoloni@...wei.com, David.Laight@...lab.com,
        jeffrey.t.kirsher@...el.com, catalin.marinas@....com,
        will.deacon@....com, mark.rutland@....com, robin.murphy@....com,
        davem@...emloft.net, alexander.duyck@...il.com,
        linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxarm@...wei.com
Subject: Re: [PATCH v7 2/3] PCI: Enable PCIe Relaxed Ordering if supported

On 7/13/2017 10:21 AM, Ding Tianhong wrote:
> static void pci_configure_relaxed_ordering(struct pci_dev *dev)
> +{
> +	/* We should not alter the relaxed ordering bit for the VF */
> +	if (dev->is_virtfn)
> +		return;
> +
> +	/* If the releaxed ordering enable bit is not set, do nothing. */
> +	if (!pcie_relaxed_ordering_supported(dev))
> +		return;
> +
> +	if (pci_dev_should_disable_relaxed_ordering(dev)) {
> +		pcie_clear_relaxed_ordering(dev);
> +		dev_info(&dev->dev, "Disable Relaxed Ordering\n");
> +	}
> +}

I couldn't find anywhere where you actually enable the relaxed ordering
like the subject suggests.

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.