linux-kernel - Re: [PATCH v6 13/29] iommu/amd: Compose MSI messages for NMI irqs in non-IR format

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Message-ID: <20220513190319.GD22683@ranerica-svr.sc.intel.com>
Date:   Fri, 13 May 2022 12:03:19 -0700
From:   Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     x86@...nel.org, Tony Luck <tony.luck@...el.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Stephane Eranian <eranian@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Joerg Roedel <joro@...tes.org>,
        Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>,
        David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Nicholas Piggin <npiggin@...il.com>,
        "Ravi V. Shankar" <ravi.v.shankar@...el.com>,
        Ricardo Neri <ricardo.neri@...el.com>,
        iommu@...ts.linux-foundation.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 13/29] iommu/amd: Compose MSI messages for NMI irqs in
 non-IR format

On Fri, May 06, 2022 at 11:31:56PM +0200, Thomas Gleixner wrote:
> On Thu, May 05 2022 at 16:59, Ricardo Neri wrote:
> > +	 *
> > +	 * Also, NMIs do not have an associated vector. No need for cleanup.
> 
> They have a vector and what the heck is this cleanup comment for here?
> There is nothing cleanup alike anywhere near.
> 
> Adding confusing comments is worse than adding no comments at all.

I will remove the comment regarding cleanup. I will clarify that NMI has a
fixed vector.

Thanks and BR,
Ricardo