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([2a01:e0a:59e:9d80:527b:9dff:feef:3874]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7c00a90d3c4sm211636985a.111.2025.01.31.08.54.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 31 Jan 2025 08:54:59 -0800 (PST) Message-ID: Date: Fri, 31 Jan 2025 17:54:56 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3 To: Nicolin Chen , Shameerali Kolothum Thodi , "ddutile@redhat.com" Cc: Peter Maydell , Jason Gunthorpe , =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= , "qemu-arm@nongnu.org" , "qemu-devel@nongnu.org" , Linuxarm , "Wangzhou (B)" , jiangkunkun , Jonathan Cameron , "zhangfei.gao@linaro.org" References: <20241108125242.60136-1-shameerali.kolothum.thodi@huawei.com> <329445b2f68a47269292aefb34584375@huawei.com> Content-Language: en-US From: Eric Auger In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.3, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: eric.auger@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi Nicolin, On 1/9/25 5:45 AM, Nicolin Chen wrote: > On Mon, Dec 16, 2024 at 10:01:29AM +0000, Shameerali Kolothum Thodi wrote: >> And patches prior to this commit adds that support: >> 4ccdbe3: ("cover-letter: Add HW accelerated nesting support for arm >> SMMUv3") >> >> Nicolin is soon going to send out those for review. Or I can include >> those in this series so that it gives a complete picture. Nicolin? > Just found that I forgot to reply this one...sorry > > I asked Don/Eric to take over that vSMMU series: > https://lore.kernel.org/qemu-devel/Zy0jiPItu8A3wNTL@Asurada-Nvidia/ > (The majority of my effort has been still on the kernel side: > previously vIOMMU/vDEVICE, and now vEVENTQ/MSI/vCMDQ..) > > Don/Eric, is there any update from your side? To be honest we have not much progressed so far. On my end I can dedicate some cycles now. I currently try to understand how and what subset I can respin and which test setup can be used. I will come back to you next week. Eric > > I think it's also a good time to align with each other so we > can take our next step in the new year :) > > Thanks > Nicolin >