linux-kernel - Re: [PATCH 1/1] PCI: Add translated request only opt-in for pci_enable

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Message-ID: <20230112183422.GA1778973@bhelgaas>
Date:   Thu, 12 Jan 2023 12:34:22 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Baolu Lu <baolu.lu@...ux.intel.com>
Cc:     Jason Gunthorpe <jgg@...dia.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Joerg Roedel <jroedel@...e.de>,
        Christian König <christian.koenig@....com>,
        Kevin Tian <kevin.tian@...el.com>,
        Vasant Hegde <vasant.hegde@....com>,
        Tony Zhu <tony.zhu@...el.com>, linux-pci@...r.kernel.org,
        iommu@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Matt Fagnani <matt.fagnani@...l.net>
Subject: Re: [PATCH 1/1] PCI: Add translated request only opt-in for
 pci_enable_pasid()

On Thu, Jan 12, 2023 at 09:25:25PM +0800, Baolu Lu wrote:
> On 2023/1/12 20:38, Jason Gunthorpe wrote:
> > On Thu, Jan 12, 2023 at 04:46:29PM +0800, Lu Baolu wrote:
> > 
> > > -int pci_enable_pasid(struct pci_dev *pdev, int features);
> > > +int pci_enable_pasid(struct pci_dev *pdev, int features, bool
> > > transled_only);
      ^^^^^^^^

> + * @flags: device-specific flags
> + *   - PCI_PASID_TRANSLED_REQ_ONLY: The PCI device only issues PASID
> + *                                  memory requests of translated type.
                    ^^^^^^^^

I don't like "transled" since it's not a word itself or an obvious
combination of "translated" and something else.

Not sure whether you need to abbreviate it, but if you do, "xlate" is
a common shortening of "translate".

Bjorn