From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qk1-f176.google.com (mail-qk1-f176.google.com [209.85.222.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C5201FA8 for ; Tue, 12 Sep 2023 18:48:13 +0000 (UTC) Received: by mail-qk1-f176.google.com with SMTP id af79cd13be357-76dcf1d8957so360950785a.1 for ; Tue, 12 Sep 2023 11:48:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1694544492; x=1695149292; darn=lists.linux.dev; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=Kbb0qJrpeNEdih88ihlJDw2cQGHPKPk+m7Sl3b1zNWs=; b=oBYpmlN66CCanJaDcqMiaI8RLoa3tIWiNX8QSH9AnmU34IF/oXptl0fck7gbkj1Qph SUe1isM3s0cLZRHjuosQcHXJAwtVYduHobSf1/I40QsPqYDyin10iSgmr6oAlGC1Oo0e CPS0aJ8Hm3xoS1zDZNTYClNZKyZSyCitrKXXuZYm7nNMTGTZXA08W0HHOHA1Zpss3K/e gV/O302YN2v8aaeMQXGehEJ1gMoULW23LJIjK9/Ds6lHOii2aINM9WRJvn+G0dLB6uyl oBnaaJ2TUSevQFTLEKw8DIYCjwD6A0wH4pDz28o0KS81z3xL5MdxvMEh4TXazhqvBrJb NnyA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694544492; x=1695149292; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Kbb0qJrpeNEdih88ihlJDw2cQGHPKPk+m7Sl3b1zNWs=; b=o9e7q9kqhnlPL2AYt1qDIRTbJ5pPRrReBiewXqQS+llq1/8TJxQjinzO+/duoK72nL r12E54EeZe9W5E6qxiAVoJ3QZXDIR6/TRe/hyEUN3XFBSGGUTylrsGgoWDqONjuKvvDz d03XY8To7Z4AHdfUQK9KquCldyw4lc5hsQFcPMJN4XSujUcq0mu7Wd2IbZgmbYIjxoz/ Sgi0vc2HkD/PyoM5DYq3rj4iFu3O2xAu9fNcHoYXfCvO33meP3r3f2BGQeBb/i5G2BrZ ni5/AJ64IzQTgRjdTZVbmNj5v+r3HGd0PI0dtkk04Y3aNmwwbd4dbDnuYLN95m8gArBk nVYA== X-Gm-Message-State: AOJu0YyK9Ij2DhdyQEVQucyHVKhnJ8m7PP8sdDg/Byv4nwRWG/Ko/LIx LcVNGvUsNokFnhhaNjazMD2GTw== X-Google-Smtp-Source: AGHT+IGXmyG6x2lvtRPLD+VSgXPVEbOb4AmwI9591z9grCfwmqYdqQ4TVwwy2Ekws8JrO66wMBAb2g== X-Received: by 2002:a05:620a:2453:b0:76f:f34:c309 with SMTP id h19-20020a05620a245300b0076f0f34c309mr280904qkn.53.1694544492510; Tue, 12 Sep 2023 11:48:12 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-134-41-202-196.dhcp-dynamic.fibreop.ns.bellaliant.net. [134.41.202.196]) by smtp.gmail.com with ESMTPSA id s16-20020ae9f710000000b0076ef0fb5050sm3394520qkg.31.2023.09.12.11.48.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Sep 2023 11:48:12 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1qg8Ql-002GJL-FW; Tue, 12 Sep 2023 15:48:11 -0300 Date: Tue, 12 Sep 2023 15:48:11 -0300 From: Jason Gunthorpe To: Vasant Hegde Cc: iommu@lists.linux.dev, joro@8bytes.org, suravee.suthikulpanit@amd.com, wei.huang2@amd.com, jsnitsel@redhat.com Subject: Re: [PATCH v2 00/11] iommu/amd: SVA Support (Part 4) - SVA and IOPF Message-ID: References: <20230911121046.1025732-1-vasant.hegde@amd.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230911121046.1025732-1-vasant.hegde@amd.com> On Mon, Sep 11, 2023 at 12:10:35PM +0000, Vasant Hegde wrote: > This is part 4 of the 4-part series to introduce Share Virtual Address > (SVA) support for devices, which can support PCI ATS, PASID and PRI > capabilities. These devices are referred to as SVA-capable devices in > this series. I think this is broadly close enough to how it should be structured that I would not be averse to going ahead like this. The functional issues still need to be addressed though.. Jason