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[79.180.48.224]) by smtp.gmail.com with ESMTPSA id n8sm15851215qke.37.2020.03.05.07.42.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Mar 2020 07:42:57 -0800 (PST) Date: Thu, 5 Mar 2020 10:42:51 -0500 From: "Michael S. Tsirkin" To: Joerg Roedel Cc: "Jacob Pan (Jun)" , Jean-Philippe Brucker , Auger Eric , iommu@lists.linux-foundation.org, virtualization@lists.linux-foundation.org, linux-pci@vger.kernel.org, bhelgaas@google.com, jasowang@redhat.com, kevin.tian@intel.com, sebastien.boeuf@intel.com, robin.murphy@arm.com, "Kaneda, Erik" , "Rothman, Michael A" Subject: Re: [PATCH v2 1/3] iommu/virtio: Add topology description to virtio-iommu config space Message-ID: <20200305104002-mutt-send-email-mst@kernel.org> References: <9004f814-2f7c-9024-3465-6f9661b97b7a@redhat.com> <20200303130155.GA13185@8bytes.org> <20200303084753-mutt-send-email-mst@kernel.org> <20200303155318.GA3954@8bytes.org> <20200303105523-mutt-send-email-mst@kernel.org> <20200304133707.GB4177@8bytes.org> <20200304153821.GE646000@myrica> <20200304174045.GC3315@8bytes.org> <20200304133744.00000fdb@intel.com> <20200304215449.GE3315@8bytes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200304215449.GE3315@8bytes.org> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Wed, Mar 04, 2020 at 10:54:49PM +0100, Joerg Roedel wrote: > On Wed, Mar 04, 2020 at 01:37:44PM -0800, Jacob Pan (Jun) wrote: > > + Mike and Erik who work closely on UEFI and ACPICA. > > > > Copy paste Erik's initial response below on how to get a new table, > > seems to confirm with the process you stated above. > > > > "Fairly easy. You reserve a 4-letter symbol by sending a message > > requesting to reserve the signature to Mike or the ASWG mailing list or > > info@acpi.info > > Great! I think this is going to be the path forward here. > > Regards, > > Joerg I don't, I don't see why we should bother with ACPI. This is a PV device anyway, we can just make it self-describing. The need for extra firmware on some platforms is a bug not a feature. No point in emulating that. > > > > There is also another option. You can have ASWG own this new table so > > that not one entity or company owns the new table."