linux-kernel - RE: [PATCH] iommu/vt-d: Increase DMAR_UNITS

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Message-ID: <BL1PR11MB5271CDF6FDB952B86199AD698CC59@BL1PR11MB5271.namprd11.prod.outlook.com>
Date:   Fri, 6 May 2022 07:47:37 +0000
From:   "Tian, Kevin" <kevin.tian@...el.com>
To:     "Rodel, Jorg" <jroedel@...e.de>
CC:     Dimitri Sivanich <sivanich@....com>,
        "Anderson, Russ" <russ.anderson@....com>,
        Steve Wahl <steve.wahl@....com>,
        Mike Travis <mike.travis@....com>,
        David Woodhouse <dwmw2@...radead.org>,
        Kyung Min Park <kyung.min.park@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        Will Deacon <will@...nel.org>
Subject: RE: [PATCH] iommu/vt-d: Increase DMAR_UNITS_SUPPORTED

> From: Rodel, Jorg
> Sent: Friday, May 6, 2022 3:11 PM
> 
> On Fri, May 06, 2022 at 06:49:43AM +0000, Tian, Kevin wrote:
> > another nit: dmar is intel specific thus CONFIG_X86 is always true.
> 
> There are Itanium systems which have DMAR units. Is that no longer
> supported?
> 

Sorry I just forgot that. haven't touched an Itanium system for
over ten years. 😊