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GET /api/patches/2215834/?format=api
{ "id": 2215834, "url": "http://patchwork.ozlabs.org/api/patches/2215834/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325081314.57089-1-yang.yicong@picoheart.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": "<20260325081314.57089-1-yang.yicong@picoheart.com>", "list_archive_url": null, "date": "2026-03-25T08:13:14", "name": "hw/riscv/virt-acpi-build.c: Use kvm timer frequency when kvm enabled", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "b431d43d7973d82922e8d7f8593a491b3746f4c5", "submitter": { "id": 92967, "url": "http://patchwork.ozlabs.org/api/people/92967/?format=api", "name": "Yicong Yang", "email": "yang.yicong@picoheart.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325081314.57089-1-yang.yicong@picoheart.com/mbox/", "series": [ { "id": 497433, "url": "http://patchwork.ozlabs.org/api/series/497433/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497433", "date": "2026-03-25T08:13:14", "name": "hw/riscv/virt-acpi-build.c: Use kvm timer frequency when kvm enabled", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497433/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215834/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215834/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=picoheart-com.20200927.dkim.feishu.cn\n header.i=@picoheart-com.20200927.dkim.feishu.cn header.a=rsa-sha256\n header.s=s1 header.b=IzA9XWZW;\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 4fgmYw4ZXNz1y1K\n\tfor <incoming@patchwork.ozlabs.org>; Wed, 25 Mar 2026 23:34:27 +1100 (AEDT)", "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 1w5NQK-0008T4-0E; Wed, 25 Mar 2026 08:33:24 -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 <yang.yicong@picoheart.com>)\n id 1w5JN5-0000js-T7\n for qemu-devel@nongnu.org; Wed, 25 Mar 2026 04:13:47 -0400", "from va-2-18.ptr.blmpb.com ([209.127.231.18])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <yang.yicong@picoheart.com>)\n id 1w5JN1-00063B-CI\n for qemu-devel@nongnu.org; Wed, 25 Mar 2026 04:13:47 -0400", "from G9WYR9K0VW.bytedance.net ([61.141.241.110]) by smtp.feishu.cn\n with ESMTPS; Wed, 25 Mar 2026 16:13:27 +0800" ], "DKIM-Signature": "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n s=s1; d=picoheart-com.20200927.dkim.feishu.cn; t=1774426410;\n h=from:subject:mime-version:from:date:message-id:subject:to:cc:\n reply-to:content-type:mime-version:in-reply-to:message-id;\n bh=6vj+2ITOA7jN/XQQmNwNxDhcTvSlDUolwOSEZc+CPx4=;\n b=IzA9XWZWUx/fQCkveUtelu+z7lBRujzBDRETrIjHlZIso/Fcw3nu1O7uHGP17V97Z7J3cA\n /ZpxHvzXkXLHeZ18G7MjURo2LQXgaPaiHN7PbM4YQx2f5tP8mLryYbMv4BgyJhGm4BNwAd\n 8HqiOrbVNqWuyyCPox9fgoCfHrUB1O0y1yiA93ooMwatVmci0/m7luEiyitRBaFnuZUldK\n hfjVLE4pjrQVtxeKiaXdkJSNmFlGEdUCaAK3eXVKIuTVVqPjbhm5yIja9Mww6my7UNgRmz\n ovhjZy/lWeh/aQa+kPUj80nLeSiHYiFPM1N0j5//ZyKNKjgQzZ/qPZu0phepfg==", "Cc": "<qemu-riscv@nongnu.org>, <qemu-devel@nongnu.org>,\n <geshijian@picoheart.com>, <wangziang.ok@picoheart.com>,\n \"Yicong Yang\" <yang.yicong@picoheart.com>", "Subject": "[PATCH] hw/riscv/virt-acpi-build.c: Use kvm timer frequency when kvm\n enabled", "Content-Type": "text/plain; charset=UTF-8", "Date": "Wed, 25 Mar 2026 16:13:14 +0800", "Message-Id": "<20260325081314.57089-1-yang.yicong@picoheart.com>", "X-Lms-Return-Path": "<lba+269c39928+17ef43+nongnu.org+yang.yicong@picoheart.com>", "X-Original-From": "Yicong Yang <yang.yicong@picoheart.com>", "To": "<sunilvl@ventanamicro.com>, <palmer@dabbelt.com>,\n <alistair.francis@wdc.com>", "From": "\"Yicong Yang\" <yang.yicong@picoheart.com>", "Mime-Version": "1.0", "Content-Transfer-Encoding": "7bit", "X-Mailer": "git-send-email 2.50.1", "Received-SPF": "pass client-ip=209.127.231.18;\n envelope-from=yang.yicong@picoheart.com; helo=va-2-18.ptr.blmpb.com", "X-Spam_score_int": "-18", "X-Spam_score": "-1.9", "X-Spam_bar": "-", "X-Spam_report": "(-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-Mailman-Approved-At": "Wed, 25 Mar 2026 08:33:13 -0400", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <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": "The timer frequency is decided by the host(kvm) rather than a fixed\nRISCV_ACLINT_DEFAULT_TIMEBASE_FREQ on kvm accelerated VM. So build\nRCHT with KVM provided timer frequency if KVM is enabled, just like\nhow we build the timer node on DT based VM.\n\nFixes: ebfd39289370 (\"hw/riscv/virt: virt-acpi-build.c: Add RHCT Table\")\nSigned-off-by: Yicong Yang <yang.yicong@picoheart.com>\n---\n hw/riscv/virt-acpi-build.c | 7 ++++++-\n 1 file changed, 6 insertions(+), 1 deletion(-)", "diff": "diff --git a/hw/riscv/virt-acpi-build.c b/hw/riscv/virt-acpi-build.c\nindex f1406cb68339..fd6ca5dbc4ff 100644\n--- a/hw/riscv/virt-acpi-build.c\n+++ b/hw/riscv/virt-acpi-build.c\n@@ -35,9 +35,11 @@\n #include \"hw/riscv/virt.h\"\n #include \"hw/riscv/numa.h\"\n #include \"hw/virtio/virtio-acpi.h\"\n+#include \"kvm/kvm_riscv.h\"\n #include \"migration/vmstate.h\"\n #include \"qapi/error.h\"\n #include \"qemu/error-report.h\"\n+#include \"system/kvm.h\"\n #include \"system/reset.h\"\n \n #define ACPI_BUILD_TABLE_SIZE 0x20000\n@@ -296,7 +298,10 @@ static void build_rhct(GArray *table_data,\n \n /* Time Base Frequency */\n build_append_int_noprefix(table_data,\n- RISCV_ACLINT_DEFAULT_TIMEBASE_FREQ, 8);\n+ kvm_enabled() ?\n+ kvm_riscv_get_timebase_frequency(&s->soc->harts[0]) :\n+ RISCV_ACLINT_DEFAULT_TIMEBASE_FREQ,\n+ 8);\n \n /* ISA + N hart info */\n num_rhct_nodes = 1 + ms->smp.cpus;\n", "prefixes": [] }