linux-kernel - Re: [PATCH v4 01/17] iommu: Add hwpt_type with user_data for domain_alloc

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Message-ID: <20230921164447.GQ13733@nvidia.com>
Date:   Thu, 21 Sep 2023 13:44:47 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Baolu Lu <baolu.lu@...ux.intel.com>
Cc:     Yi Liu <yi.l.liu@...el.com>, joro@...tes.org,
        alex.williamson@...hat.com, kevin.tian@...el.com,
        robin.murphy@....com, cohuck@...hat.com, eric.auger@...hat.com,
        nicolinc@...dia.com, kvm@...r.kernel.org, mjrosato@...ux.ibm.com,
        chao.p.peng@...ux.intel.com, yi.y.sun@...ux.intel.com,
        peterx@...hat.com, jasowang@...hat.com,
        shameerali.kolothum.thodi@...wei.com, lulu@...hat.com,
        suravee.suthikulpanit@....com, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        zhenzhong.duan@...el.com, joao.m.martins@...cle.com
Subject: Re: [PATCH v4 01/17] iommu: Add hwpt_type with user_data for
 domain_alloc_user op

On Thu, Sep 21, 2023 at 08:12:03PM +0800, Baolu Lu wrote:
> On 2023/9/21 15:51, Yi Liu wrote:
> > diff --git a/include/uapi/linux/iommufd.h b/include/uapi/linux/iommufd.h
> > index 4a7c5c8fdbb4..3c8660fe9bb1 100644
> > --- a/include/uapi/linux/iommufd.h
> > +++ b/include/uapi/linux/iommufd.h
> > @@ -357,6 +357,14 @@ enum iommufd_hwpt_alloc_flags {
> >   	IOMMU_HWPT_ALLOC_NEST_PARENT = 1 << 0,
> >   };
> > +/**
> > + * enum iommu_hwpt_type - IOMMU HWPT Type
> > + * @IOMMU_HWPT_TYPE_DEFAULT: default
> 
> How about s/default/vendor agnostic/ ?

Please don't use the word vendor :)

IOMMU_HWPT_TYPE_GENERIC perhaps if we don't like default

Jason