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GET /api/patches/1839926/?format=api
{ "id": 1839926, "url": "http://patchwork.ozlabs.org/api/patches/1839926/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20230926194951.183767-7-dbarboza@ventanamicro.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20230926194951.183767-7-dbarboza@ventanamicro.com>", "list_archive_url": null, "date": "2023-09-26T19:49:50", "name": "[6/6] target/riscv/kvm: add 'rva22u64' flag as unavailable", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "f334e67d6084d659fadd052d0b916db7f87f57a9", "submitter": { "id": 85468, "url": "http://patchwork.ozlabs.org/api/people/85468/?format=api", "name": "Daniel Henrique Barboza", "email": "dbarboza@ventanamicro.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20230926194951.183767-7-dbarboza@ventanamicro.com/mbox/", "series": [ { "id": 374996, "url": "http://patchwork.ozlabs.org/api/series/374996/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=374996", "date": "2023-09-26T19:49:50", "name": "riscv: RVA22U64 profile support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/374996/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1839926/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1839926/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ventanamicro.com header.i=@ventanamicro.com\n header.a=rsa-sha256 header.s=google header.b=M792Ecq2;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4Rw9NB052Zz1ypM\n\tfor <incoming@patchwork.ozlabs.org>; Wed, 27 Sep 2023 05:51:06 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1qlE4n-0003wS-U0; Tue, 26 Sep 2023 15:50:33 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <dbarboza@ventanamicro.com>)\n id 1qlE4d-0003ta-NY\n for qemu-devel@nongnu.org; Tue, 26 Sep 2023 15:50:26 -0400", "from mail-pl1-x632.google.com ([2607:f8b0:4864:20::632])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <dbarboza@ventanamicro.com>)\n id 1qlE4W-0001YN-TO\n for qemu-devel@nongnu.org; Tue, 26 Sep 2023 15:50:19 -0400", "by mail-pl1-x632.google.com with SMTP id\n d9443c01a7336-1c5c91bec75so68517025ad.3\n for <qemu-devel@nongnu.org>; Tue, 26 Sep 2023 12:50:16 -0700 (PDT)", "from grind.. ([177.94.42.59]) by smtp.gmail.com with ESMTPSA id\n l6-20020a170902f68600b001c41e1e9ca7sm11386010plg.215.2023.09.26.12.50.12\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Tue, 26 Sep 2023 12:50:14 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=ventanamicro.com; s=google; t=1695757815; x=1696362615; darn=nongnu.org;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:from:to:cc:subject:date\n :message-id:reply-to;\n bh=mrIhG7cIMde6t60jVzVbSGs2vVGh5gLL5jJ9lmN+bHs=;\n b=M792Ecq2XVc/r4YDENyG7pIdiABz92f+THV24k16MUDN0AlPU2UH0PTcrPdo9gYi7t\n /QXDdgaSU3rQoKRmzetDLM1NWx5+LfhDo32NKvbx0s6o0UcxJGK5nBWPYqoT//1GfWgn\n uzIlsIFbtfvLx5+/BmKgg+6HUKVoXYuoSgpjWIcpolWRG2kfwCfRRg6J8AbOK/1G5S9n\n NUqJDOA7YGTMM7oGIBI1HMrIumFOYptUrj/RYkndcXT/sFa1J54DfwNwKUecZc9sIHIh\n Liav+Hjq8pZaqqerOUiquU4A1NSuQeGGRa1JXpPdFS08XhH+b1pwGB9iKW9ib7RcmbCh\n s4Jg==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20230601; t=1695757815; x=1696362615;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc\n :subject:date:message-id:reply-to;\n bh=mrIhG7cIMde6t60jVzVbSGs2vVGh5gLL5jJ9lmN+bHs=;\n b=aTYv0ZC6/UDHaeWUhaoNo07x7UXFdOhupgj1vq73C2C5oc4ak6s9+gV4d5n6+fBDmb\n AU05tDuJ/fitZeIFacIXwZHJ4/hbpfCxB39TSR4wL2YRuf/YdiLC57glQkRDERLQukDo\n ZXTcpy5jhCpsWvFq07z4h3TEzQeVDfMmTKseiFvJjPi7q6lyM7eXr4Bmui42LLkv0mJn\n YEYXH1m1PKxwJng8iX03KKZg9mFNYWuPNG0Wrlv+HnDNR0LQnGD1ZdNlKWhvphiAk4N0\n kZF2Z/iUhRTgy9gVQY3VZ7SNxBZEEW5TKNzYK1o73iO/C/J3Ad/GHw/4H4MdraRdpXJh\n 78Ag==", "X-Gm-Message-State": "AOJu0YzkHS96YaGiSKI+He++/7U8yvkyczGpYSPIfx4OAriA9x4fDeG2\n kWsn/TT+HWiW8JLjSXOyKBsuAhFUfU13H14Be7Y=", "X-Google-Smtp-Source": "\n AGHT+IG33Ia6xAH5hjcFh5WkevXKREynQycTG6Ly8PZUIl4+fzpe8rfTqyT3JdTEXnSeiOQcxly4mw==", "X-Received": "by 2002:a17:902:8341:b0:1c5:9d28:b2bb with SMTP id\n z1-20020a170902834100b001c59d28b2bbmr7112219pln.33.1695757814977;\n Tue, 26 Sep 2023 12:50:14 -0700 (PDT)", "From": "Daniel Henrique Barboza <dbarboza@ventanamicro.com>", "To": "qemu-devel@nongnu.org", "Cc": "qemu-riscv@nongnu.org, alistair.francis@wdc.com, bmeng@tinylab.org,\n liweiwei@iscas.ac.cn, zhiwei_liu@linux.alibaba.com, palmer@rivosinc.com,\n Daniel Henrique Barboza <dbarboza@ventanamicro.com>", "Subject": "[PATCH 6/6] target/riscv/kvm: add 'rva22u64' flag as unavailable", "Date": "Tue, 26 Sep 2023 16:49:50 -0300", "Message-ID": "<20230926194951.183767-7-dbarboza@ventanamicro.com>", "X-Mailer": "git-send-email 2.41.0", "In-Reply-To": "<20230926194951.183767-1-dbarboza@ventanamicro.com>", "References": "<20230926194951.183767-1-dbarboza@ventanamicro.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2607:f8b0:4864:20::632;\n envelope-from=dbarboza@ventanamicro.com; helo=mail-pl1-x632.google.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "KVM does not have the means to support enabling the rva22u64 profile.\nThe main reasons are:\n\n- we're missing support for some mandatory rva22u64 extensions in the\n KVM module;\n\n- we can't make promises about enabling a profile since it all depends\n on host support in the end.\n\nWe'll revisit this decision in the future if needed. For now mark the\n'rva22u64' profile as unavailable when running a KVM CPU:\n\n$ qemu-system-riscv64 -machine virt,accel=kvm -cpu rv64,rva22u64=true\nqemu-system-riscv64: can't apply global rv64-riscv-cpu.rva22u64=true:\n 'rva22u64' is not available with KVM\n\nSigned-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>\n---\n target/riscv/kvm/kvm-cpu.c | 5 ++++-\n 1 file changed, 4 insertions(+), 1 deletion(-)", "diff": "diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c\nindex c6615cb807..258e360422 100644\n--- a/target/riscv/kvm/kvm-cpu.c\n+++ b/target/riscv/kvm/kvm-cpu.c\n@@ -358,7 +358,7 @@ static void cpu_set_cfg_unavailable(Object *obj, Visitor *v,\n }\n \n if (value) {\n- error_setg(errp, \"extension %s is not available with KVM\",\n+ error_setg(errp, \"'%s' is not available with KVM\",\n propname);\n }\n }\n@@ -438,6 +438,9 @@ static void kvm_riscv_add_cpu_user_properties(Object *cpu_obj)\n riscv_cpu_add_kvm_unavail_prop_array(cpu_obj, riscv_cpu_extensions);\n riscv_cpu_add_kvm_unavail_prop_array(cpu_obj, riscv_cpu_vendor_exts);\n riscv_cpu_add_kvm_unavail_prop_array(cpu_obj, riscv_cpu_experimental_exts);\n+\n+ /* We don't have the needed KVM support for this profile */\n+ riscv_cpu_add_kvm_unavail_prop(cpu_obj, RVA22U64.name);\n }\n \n static int kvm_riscv_get_regs_core(CPUState *cs)\n", "prefixes": [ "6/6" ] }