[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH 4/5] x86/tboot: correct IOMMU (VT-d) interaction
- To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
- Date: Fri, 9 Dec 2022 21:49:13 +0000
- Accept-language: en-GB, en-US
- Arc-authentication-results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=citrix.com; dmarc=pass action=none header.from=citrix.com; dkim=pass header.d=citrix.com; arc=none
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=8bEO41YrrVBemOqsA3aJJd+20ey22j0dzcw32If2DJU=; b=VdWEQn3308GOPca5Zs/6cjG4lx3E2IHRyJnD6xeLJ+oEBATp9n/nj395qHokey+I6eR8OsR8VWJVTy9xONeCuQaT4GShEkCoq26nd3ZX63lV1oCnxABn47V+5IpnT6zyJpmV7D1JYZIS0pzQDzKbnWnICC6VgG+snxMdzX7MqWeISfU4jeQAI66LJgxLuXqlOpCrporTcC/D4vsOXWjlct6/cfcy1C+gXYqFdXyp3bS9HGpXYsXrzTq7dbu57fFSPbzB0zts4nnHRmP0F10DE2wObC4xmNQPnpjeZZPBshsKFzFlSMQ/cBU4qjxBa0ArhHpyH/VWYVDhqwp5OGdU3w==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=ekZClgiJfMdlSbq62S9dv540FU5TyHSePXoHPrVSLoWra361Q1E5Py24ZcOEkEDae9haUh0tCVdoInrlxydSeAm73QOK/q7UXkpZbBM3EuRbZnKFhUH7reEqtHzc1pasJfgxKhtA9xDvJI8dtgZ6/O0tLNwq56gVyS1nznlikOm0p9ZKOfVAxP1/crojVgOdLzh2+Z+ocFBUHfPQp/IisYja+niW1Jx5NdwgQzhBwB9qbcBrVh6kY2FZYII+hAdJg/+wG7HojQD6cucln9hmvq04DFHgTiv9O6M7+KxHDb1Y4uYyM/wsj66QQ3PVmohKnCH4rbpIV+SXCt0EO0lvmQ==
- Authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=citrix.com;
- Cc: Wei Liu <wl@xxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxx>, Lukasz Hawrylko <lukasz@xxxxxxxxxxx>, "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, Mateusz Mówka <mateusz.mowka@xxxxxxxxx>
- Delivery-date: Fri, 09 Dec 2022 21:49:24 +0000
- Ironport-data: A9a23:IzRjIqu8RxFXm5QcyJiPDFHc3OfnVKFfMUV32f8akzHdYApBsoF/q tZmKW6FOfmMM2r8LtF/Ydzj8k9UsZeGmt5rTgM4+Sw8En4b+JbJXdiXEBz9bniYRiHhoOCLz O1FM4Wdc5pkJpP4jk3wWlQ0hSAkjclkfpKlVKiffHg0HVU/IMsYoUoLs/YjhYJ1isSODQqIu Nfjy+XSI1bg0DNvWo4uw/vrRChH4bKj5lv0gnRkPaoR5QWGxiFOZH4iDfrZw0XQE9E88tGSH 44v/JnhlkvF8hEkDM+Sk7qTWiXmlZaLYGBiIlIPM0STqkAqSh4ai87XB9JFAatjsB2bnsgZ9 Tl4ncfYpTHFnEH7sL91vxFwS0mSNEDdkVPNCSDXXce7lyUqf5ZwqhnH4Y5f0YAwo45K7W9yG fMwd2wnQym42emNmJWXTfRchpRkD8v0I9ZK0p1g5Wmx4fcOZ7nmGvyPz/kImTA6i4ZJAOrUY NcfZXx3dhPcbhZTO1ARTpUjgOOvgXq5eDpdwL6XjfNvvy6Pk0osgP60bou9lt+iHK25mm6xo G7c8nu/KRYdLNGFkhKO8262h/+JliT+MG4XPO3mqKQz2w3CroAVIA8WBHewp+iAsUn9UO8cO XQq8wUIqbdnoSRHSfG4BXVUukWsvBQRRt5RGO0S8xyWx+zf5APxLngJSHtNZcIrsOcyRCc2z RmZktXxHzttvbaJD3WH+d+8sjeaKSUTa2gYakcsSRYG6sLxiIE6kQjeStVkVrax5vX5ASr1w iyKhCEmiq8PkNUQ0KGm4VHAhSnqrZ/MJiYw7xnaQ3m3qAZ+e42sT42u9VXfq/1HKe6kokKpu XEFn42U6rAIBJTUzSiVGrxTTfeu+uqPNyDajRh3BZ49+j+x+nmlO4dN/DV5I0QvOcEBEdP0X HLuVcpqzMc7FBOXgWVfOepd1+xCIXDcKOnY
- Ironport-hdrordr: A9a23:3wno1qO9E2mlzMBcTjejsMiBIKoaSvp037BK7S1MoNJuEvBw9v re+sjzsCWftN9/Yh4dcLy7VpVoBEmsl6KdgrNhWotKPjOW21dARbsKheffKn/bakjDH4Zmvp uIGJIObOEYY2IasS77ijPIbOrJwrO8gd6VbTG19QYdceloAZsQnzuQEmygYzRLrJEtP+tFKH KbjPA33waISDAsQemQIGIKZOTHr82jruObXfZXbyRXkzVnlFmTmcTHLyQ=
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHZCXqD4CsJ8bMLQU6FJmXA+M68565mHTAA
- Thread-topic: [PATCH 4/5] x86/tboot: correct IOMMU (VT-d) interaction
On 06/12/2022 13:56, Jan Beulich wrote:
> First of all using is_idle_domain() on the subject domain in the body of
> for_each_domain() is pointless. Replace that conditional by one checking
> that a domain actually has IOMMU support enabled for it, and that we're
> actually on a VT-d system (both are largely cosmetic / documentary with
> how things work elsewhere, but still).
>
> Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
|
