From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F1EE251120E for ; Wed, 9 Sep 2026 10:52:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788951176; cv=none; b=YBFdFOVr1dng+R/vhr3/eOXYGS2MuvK3Q67HNtNNbR6UZbQGQ+5p7ytSDXuIc7CH8+53+LJdlKeGq8UlZH1pbrhBUxrihjrZh6WS8n4cCzvmEtTmYXbimxuJmF+80ZhNQXgiMNVqjKcUhWb2WLxk7RfmLzi3fKzQN6v6yiDM42c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788951176; c=relaxed/simple; bh=C7u8iRDxIF8RMwZk7KKyYWmXBhq4KkK0dHqbcUGkab4=; h=Content-Type:Message-ID:Date:MIME-Version:Subject:To:Cc: References:From:In-Reply-To; b=nceTEI85XpD8j1jh3wpFIEwIYAUN2yPNr74tb/7UAaQN7GMTaKhA0FQ59b6RK5V6wG8NbJQfEa3mt9caxD/3j0KiNoM7cunK5SeUS2CQyiNedWdoRyDcE2lZOOTdhjIPhGqF+tuAe8DW2orhczcjbQiZ4SwfrDxipREn/oMkC+c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=bzsy1fuS; dkim=pass (2048-bit key) header.d=redhat.com header.i=@redhat.com header.b=YJsdXUwC; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="bzsy1fuS"; dkim=pass (2048-bit key) header.d=redhat.com header.i=@redhat.com header.b="YJsdXUwC" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1788951170; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=jlII6PmLS6Fy2IEhFtMVBBXGY0oZneRlW8U4Qxok/SY=; b=bzsy1fuS9AHd2lbQ6V3T49p5BrxdapyPInxyEU8e98D9fmxEN0aye874hFnn8JSD/iUYxP X9PkNsJR/2G2hFAVPUXcK9ixaPmcQ3ykOFZYTLwYtLU+CJ8NiiM76WV1fdUZbeGurNCN1M sSg6o6d9iA0CyHSKuJoPWyUhzbzX4AE= Received: from mail-pj1-f71.google.com (mail-pj1-f71.google.com [209.85.216.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-650-BYEo8HMoOFq3S_Ppu8zqOw-1; Wed, 09 Sep 2026 06:52:48 -0400 X-MC-Unique: BYEo8HMoOFq3S_Ppu8zqOw-1 X-Mimecast-MFC-AGG-ID: BYEo8HMoOFq3S_Ppu8zqOw_1788951168 Received: by mail-pj1-f71.google.com with SMTP id 98e67ed59e1d1-3823dcc1647so7196021a91.3 for ; Wed, 09 Sep 2026 03:52:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=google; t=1788951168; x=1789555968; darn=vger.kernel.org; h=in-reply-to:from:content-language:references:cc:to:subject :user-agent:mime-version:date:message-id:content-type:from:to:cc :subject:date:message-id:reply-to:content-type; bh=jlII6PmLS6Fy2IEhFtMVBBXGY0oZneRlW8U4Qxok/SY=; b=YJsdXUwC3+82SB2u74PQ73BBaKhgoGexklBabaFG9DuSJLQPFYH1O9o1+K2S3IfrsR gh3fchvOy635K0mmtF4gZpMoL0MGOtNPtYWjMEBlq3lakKsbbYgTD1GEANcMwuXi1e2R gq/nC9HnDALRGNKM10RI+x5ts9yagBrjLbW9arZfvqcCSKo7lWT4Hmt4biocqeqCeFYe sbmfiV3BPZx8ANyQ8giVdbSQgR3arIuK4HSSpqBktt6hcoWTlVisdlc3Q+fwtQ83EZYw R/fCE1wEGC7KOFjShKcVrpb/lKcdwMTX2eFa58go4z++1sFFOtoeEm6PVNPyJbtzygyr Gd6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788951168; x=1789555968; h=in-reply-to:from:content-language:references:cc:to:subject :user-agent:mime-version:date:message-id:content-type:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=jlII6PmLS6Fy2IEhFtMVBBXGY0oZneRlW8U4Qxok/SY=; b=i6wjGvUyHACAZfq3SpK6r7Ruwa4QIB2NvrQlUY2JLrHzNyIanCKgS7VNNYxNhCEjqM xOKN6PgYGwmWcsv2qrNYd7kds3DR4qbzHNxC8mcOzIpg1XPbiQzQ/A75H5ZvZZyPX7AA KauYbq56MSG/MLRk0uZV1eJyMIbYmI4OWSgYWietwlqzQfxZHVNIyD38s81ZkLB4yjgQ Ar5ttqBvdFMewSkgunczaAXGTLqJZul0R0AfpW1NaRKmSxS5AriJOAri81gVy1gb4EVS qN1CH5UsAaIew39vLsnC9W69EG9LZRrvBv1G0ynYhbD5DiYyKBvgRPpnKyQBhln+5jaJ /lng== X-Gm-Message-State: AFuF++k1osRIG3qnAjInl/MlC9MQA5NJdrtEHZNXtBstWSdGL9K5GCYH kUROkYCVCAsBEJAsuDEa54afPkVj5L8nUFwoxCyAPULgQX6KXNnUzQj7xIZbc5SQzCCGIelrSwE Y+gQtL/heeDhzcmlIugb92icXQetRYsSdK4wUhkkIkEpFXzJ+rkp+cg== X-Gm-Gg: AYBFou0gZvkRW+XDSDkCUI0V3V7N/6XiZv9ICYHdzsCFHB/zFAJcJj62IAkNG/v6l6s aNg00BTkwQx/JP1hzz+22+pm7ttg3k9aE9fcKYYihUaJ7dwcAljMn2sUqCsRxR2uvVbUeQIifTY HDR3WFtrM9W18QgobOi+REn2XQwwb74lDSAbNk1DDqHlJDFx/Z3ZkxgBBnhra61xBeQWqR7lxwl HK2F+p/mX5FhPF4VduVF0DMpGpTnWkYRfklnbZkFBnysB1PwKyauafZehz0ORp2a81DxgPzbiFL vdKxfpFbF9KxpNTp0Gdv395IIJ/VkxPXWxSt5dBt4VAjxRCMnk6aucvAIAWDoC+Y/6rLGxXDmAL hyj2qEDTHthZxRvGMuH88CIXstnNPenRGjDoIo8561g== X-Received: by 2002:a17:90b:5844:b0:38f:5869:387b with SMTP id 98e67ed59e1d1-39b26101c20mr51714288a91.9.1788951167274; Wed, 09 Sep 2026 03:52:47 -0700 (PDT) X-Received: by 2002:a17:90b:5844:b0:38f:5869:387b with SMTP id 98e67ed59e1d1-39b26101c20mr51714221a91.9.1788951166708; Wed, 09 Sep 2026 03:52:46 -0700 (PDT) Received: from [192.168.68.52] (n175-34-8-244.mrk21.qld.optusnet.com.au. [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) Content-Type: multipart/mixed; boundary="------------ARHmqz6kmyRmg021RcSq0ymY" Message-ID: <9086ca6a-5dce-493f-ac76-487dedc60758@redhat.com> Date: Wed, 9 Sep 2026 20:52:33 +1000 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org 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> Content-Language: en-US From: Gavin Shan In-Reply-To: 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. Thanks, Gavin --------------ARHmqz6kmyRmg021RcSq0ymY Content-Type: text/x-patch; charset=UTF-8; name="tf-a.patch" Content-Disposition: attachment; filename="tf-a.patch" Content-Transfer-Encoding: base64 RnJvbSBjMjJkZGM0MzY4NjUwNTUwODQ1Zjg2MmZjMDdjYjM1Yjk5OGZiYjIzIE1vbiBTZXAg MTcgMDA6MDA6MDAgMjAwMQpGcm9tOiBHYXZpbiBTaGFuIDxnc2hhbkByZWRoYXQuY29tPgpE YXRlOiBXZWQsIDkgU2VwIDIwMjYgMTk6NTg6MzcgKzEwMDAKU3ViamVjdDogW1BBVENIXSBw bGF0L3FlbXU6IGFkZCBwbGF0X3JtbWRfcmVzZXJ2ZV9tZW1vcnkoKSBmb3IgVklSVCBwbGF0 Zm9ybQpNSU1FLVZlcnNpb246IDEuMApDb250ZW50LVR5cGU6IHRleHQvcGxhaW47IGNoYXJz ZXQ9VVRGLTgKQ29udGVudC1UcmFuc2Zlci1FbmNvZGluZzogOGJpdAoKU2lnbmVkLW9mZi1i eTogR2F2aW4gU2hhbiA8Z3NoYW5AcmVkaGF0LmNvbT4KLS0tCiBwbGF0L3FlbXUvcWVtdS9p bmNsdWRlL3BsYXRmb3JtX2RlZi5oICB8ICAzICsrKwogcGxhdC9xZW11L3FlbXUvcGxhdF9y bW1fbWVtX2NhcnZlb3V0LmMgfCAyOCArKysrKysrKysrKysrKysrKysrKysrKysrKwogcGxh dC9xZW11L3FlbXUvcGxhdGZvcm0ubWsgICAgICAgICAgICAgfCAgNCArKysrCiAzIGZpbGVz IGNoYW5nZWQsIDM1IGluc2VydGlvbnMoKykKIGNyZWF0ZSBtb2RlIDEwMDY0NCBwbGF0L3Fl bXUvcWVtdS9wbGF0X3JtbV9tZW1fY2FydmVvdXQuYwoKZGlmZiAtLWdpdCBhL3BsYXQvcWVt dS9xZW11L2luY2x1ZGUvcGxhdGZvcm1fZGVmLmggYi9wbGF0L3FlbXUvcWVtdS9pbmNsdWRl L3BsYXRmb3JtX2RlZi5oCmluZGV4IDA2MDE4ZTdiMi4uYzNlZDk4NmNmIDEwMDY0NAotLS0g YS9wbGF0L3FlbXUvcWVtdS9pbmNsdWRlL3BsYXRmb3JtX2RlZi5oCisrKyBiL3BsYXQvcWVt dS9xZW11L2luY2x1ZGUvcGxhdGZvcm1fZGVmLmgKQEAgLTM2OCw2ICszNjgsOSBAQCBDQVNT RVJUKChQTEFUX1FFTVVfTDBfR1BUX0JBU0UgJiAoUExBVF9RRU1VX0wwX0dQVF9TSVpFIC0g MSkpID09IDAsCiAjZGVmaW5lIFJNTV9TSEFSRURfQkFTRQkJCShSTU1fTElNSVQpCiAjZGVm aW5lIFJNTV9TSEFSRURfU0laRQkJCVBMQVRfUUVNVV9STU1fU0hBUkVEX1NJWkUKIAorI2Rl ZmluZSBQTEFUX0FSTV9STU1fUEFZTE9BRF9TSVpFCVVMKDB4NjAwMDAwKSAgICAvKiAyICog M01CICovCisjZGVmaW5lIFJNTV9QQVlMT0FEX0xJTUlUCQkoUk1NX0JBU0UgKyBQTEFUX0FS TV9STU1fUEFZTE9BRF9TSVpFKQorCiAvKgogICogV2UgYWRkIHRoZSBSTU1fU0hBUkVEIHNp emUgdG8gUk1NIG1hcHBpbmcgdG8gbWFwIHRoZSByZWdpb24gYXMgYSBibG9jay4KICAqIEVs c2Ugd2UgZW5kIHVwIHJlcXVpcmluZyBtb3JlIHBhZ2V0YWJsZXMgaW4gQkwyIGZvciBST01M SUIgYnVpbGQuCmRpZmYgLS1naXQgYS9wbGF0L3FlbXUvcWVtdS9wbGF0X3JtbV9tZW1fY2Fy dmVvdXQuYyBiL3BsYXQvcWVtdS9xZW11L3BsYXRfcm1tX21lbV9jYXJ2ZW91dC5jCm5ldyBm aWxlIG1vZGUgMTAwNjQ0CmluZGV4IDAwMDAwMDAwMC4uYzY4Y2EyNDNkCi0tLSAvZGV2L251 bGwKKysrIGIvcGxhdC9xZW11L3FlbXUvcGxhdF9ybW1fbWVtX2NhcnZlb3V0LmMKQEAgLTAs MCArMSwyOCBAQAorLyoKKyAqIENvcHlyaWdodCAoYykgMjAyNiwgQXJtIExpbWl0ZWQgYW5k IENvbnRyaWJ1dG9ycy4gQWxsIHJpZ2h0cyByZXNlcnZlZC4KKyAqCisgKiBTUERYLUxpY2Vu c2UtSWRlbnRpZmllcjogQlNELTMtQ2xhdXNlCisgKi8KKworI2luY2x1ZGUgPGxpYi9zcGlu bG9jay5oPgorI2luY2x1ZGUgPHBsYXQvY29tbW9uL3BsYXRmb3JtLmg+CisKK3N0YXRpYyBz cGlubG9ja190IG1lbV9yZXNlcnZlX2xvY2s7CitzdGF0aWMgdWludHB0cl90IHRvcF9tZW0g PSBSTU1fTElNSVQ7CisKK3VpbnRwdHJfdCBwbGF0X3JtbWRfcmVzZXJ2ZV9tZW1vcnkoc2l6 ZV90IHNpemUsIHVuc2lnbmVkIGxvbmcgYWxpZ25tZW50KQoreworCXVpbnQ2NF90IGFsaWdu X21hc2sgPSBhbGlnbm1lbnQgLSAxOworCXVpbnRwdHJfdCBhZGRyOworCisJc3Bpbl9sb2Nr KCZtZW1fcmVzZXJ2ZV9sb2NrKTsKKwlhZGRyID0gKHRvcF9tZW0gLSBzaXplKSAmIH5hbGln bl9tYXNrOworCWlmIChhZGRyID49IFJNTV9QQVlMT0FEX0xJTUlUKSB7CisJCXRvcF9tZW0g PSBhZGRyOworCX0gZWxzZSB7CisJCWFkZHIgPSAwOworCX0KKwlzcGluX3VubG9jaygmbWVt X3Jlc2VydmVfbG9jayk7CisKKwlyZXR1cm4gYWRkcjsKK30KZGlmZiAtLWdpdCBhL3BsYXQv cWVtdS9xZW11L3BsYXRmb3JtLm1rIGIvcGxhdC9xZW11L3FlbXUvcGxhdGZvcm0ubWsKaW5k ZXggMmUxMmY2YmNhLi42NTVjYzY4M2EgMTAwNjQ0Ci0tLSBhL3BsYXQvcWVtdS9xZW11L3Bs YXRmb3JtLm1rCisrKyBiL3BsYXQvcWVtdS9xZW11L3BsYXRmb3JtLm1rCkBAIC0xNzUsNiAr MTc1LDEwIEBAIEJMMzFfU09VUkNFUwkJKz0JcGxhdC9jb21tb24vcGxhdF9zcG1kX21hbmlm ZXN0LmMJXAogCQkJCSR7RkRUX1dSQVBQRVJTX1NPVVJDRVN9CiBlbmRpZgogCitpZmVxICgk e0VOQUJMRV9STU19LDEpCitCTDMxX1NPVVJDRVMJCSs9CSR7UExBVF9RRU1VX1BBVEh9L3Bs YXRfcm1tX21lbV9jYXJ2ZW91dC5jCitlbmRpZgorCiBpZm5lcSAoJHtFTkFCTEVfRkVBVF9S TkdfVFJBUH0sMCkKIEJMMzFfU09VUkNFUwkJKz0JcGxhdC9xZW11L3FlbXUvcWVtdV9zeW5j X3RyYXBzLmMKIGVuZGlmCi0tIAoyLjU1LjAKCg== --------------ARHmqz6kmyRmg021RcSq0ymY--