linux-kernel - Re: [PATCH v7 1/9] iommu: Change type of pasid to u32

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Message-ID: <20200904104614.GE21499@zn.tnic>
Date:   Fri, 4 Sep 2020 12:46:14 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Fenghua Yu <fenghua.yu@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, H Peter Anvin <hpa@...or.com>,
        Andy Lutomirski <luto@...nel.org>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Christoph Hellwig <hch@...radead.org>,
        Peter Zijlstra <peterz@...radead.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        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@...ts.linux-foundation.org
Subject: Re: [PATCH v7 1/9] iommu: Change type of pasid to u32

Just a nitpick in case you have to send a new version or the committer
of this one can fixup the prefix here:

> Subject: Re: [PATCH v7 1/9] iommu: Change type of pasid to u32

		drm, iommu: Change type ...


On Thu, Aug 27, 2020 at 08:06:26AM -0700, Fenghua Yu wrote:
> PASID is defined as a few different types in iommu including "int",
> "u32", and "unsigned int". To be consistent and to match with uapi
> definitions, define PASID and its variations (e.g. max PASID) as "u32".
> "u32" is also shorter and a little more explicit than "unsigned int".
> 
> No PASID type change in uapi although it defines PASID as __u64 in
> some places.

...

-- 
Regards/Gruss,
    Boris.

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