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[175.34.8.244]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39b260fe843sm31417683a91.10.2026.09.09.03.52.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Sep 2026 03:52:45 -0700 (PDT) Message-ID: <9086ca6a-5dce-493f-ac76-487dedc60758@redhat.com> Date: Wed, 9 Sep 2026 20:52:33 +1000 Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v17 0/7] firmware: arm_rmm: Add RMM v2.0 base RMI support To: Kohei Enju , Suzuki K Poulose Cc: kvm@vger.kernel.org, kvmarm@lists.linux.dev, maz@kernel.org, will@kernel.org, catalin.marinas@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, steven.price@arm.com, aneesh.kumar@kernel.org, oupton@kernel.org, joey.gouly@arm.com, tabba@google.com, yuzenghui@huawei.com, linux-coco@lists.linux.dev, gankulkarni@os.amperecomputing.com, sdonthineni@nvidia.com, alpergun@google.com, fj0570is@fujitsu.com, WeiLin.Chang@arm.com, lpieralisi@kernel.org References: <20260907095942.1140734-1-suzuki.poulose@arm.com> From: Gavin Shan In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: vzMYj7vowFBQ6gn3OdfN-xNNyTgqD5hCLtTQZacLdtc_1788951168 X-Mimecast-Originator: redhat.com Content-Type: multipart/mixed; boundary="------------ARHmqz6kmyRmg021RcSq0ymY" Content-Language: en-US This is a multi-part message in MIME format. --------------ARHmqz6kmyRmg021RcSq0ymY Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Kohei, On 9/8/26 2:09 PM, Kohei Enju wrote: [...] >> >> [1] RMM spec : https://support.arm.com/documentation/den0137/2-0bet3/ >> [2] This series: https://gitlab.arm.com/linux-arm/linux-cca.git cca/cca-host/fw_rmm/v17 >> [3] KVM CCA v17 integration branch: https://gitlab.arm.com/linux-arm/linux-cca.git cca/cca-host/kvm-integration/v17 >> [4] Gmem inplace conversion https://github.com/googleprodkernel/linux-cc/tree/guest_memfd-inplace-conversion-v12 >> [5] TF-RMM https://git.trustedfirmware.org/TF-RMM/tf-rmm.git main (commit: 134266ae) > > I understand that QEMU-virt is not intended to model a realistic > production platform and that QEMU-SBSA is generally preferred. However, > I sometimes use QEMU-virt to test functionality quickly because it runs > slightly faster than QEMU-SBSA. > > I tested this series with QEMU-virt and found that RMM initialization > failed during boot: > > [...] > INFO: BL31: Initializing RMM > INFO: RMM init start. > ERROR: RMM init failed: -8 > WARNING: BL31: RMM initialization failed > I also ran into same issue and attached TF-A patch leads to a successful RMM initialization, please have a try to see if it can resolve your issue. 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