linux-kernel - Re: [PATCH v3 01/13] iommu: Change type of pasid to unsigned int

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Message-ID: <CALCETrXFHa_05-sGAy5M9YGJWUfTn9MfM-ZYk+hp12tqHNJA0Q@mail.gmail.com>
Date:   Wed, 17 Jun 2020 12:35:11 -0700
From:   Andy Lutomirski <luto@...nel.org>
To:     Fenghua Yu <fenghua.yu@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Peter Zijlstra <peterz@...radead.org>,
        H Peter Anvin <hpa@...or.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Christoph Hellwig <hch@...radeed.org>,
        Ashok Raj <ashok.raj@...el.com>,
        Jacob Jun Pan <jacob.jun.pan@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        Sohil Mehta <sohil.mehta@...el.com>,
        Ravi V Shankar <ravi.v.shankar@...el.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        x86 <x86@...nel.org>, iommu <iommu@...ts.linux-foundation.org>
Subject: Re: [PATCH v3 01/13] iommu: Change type of pasid to unsigned int

On Wed, Jun 17, 2020 at 11:24 AM Fenghua Yu <fenghua.yu@...el.com> wrote:
>
> PASID is defined as a few different types in iommu including "int",
> "u32", and "unsigned int". To be consistent and to match with ioasid's
> type, define PASID and its variations (e.g. max PASID) as "unsigned int".
>
> No PASID type change in uapi.

Is PASID in the uapi at all?

--Andy