{"id":2216018,"url":"http://patchwork.ozlabs.org/api/patches/2216018/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-7-pbonzini@redhat.com/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","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":"<20260325164453.72127-7-pbonzini@redhat.com>","list_archive_url":null,"date":"2026-03-25T16:44:40","name":"[PULL,06/19] whpx: i386: skip TSC read for MMIO exits","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"b739c002199bdd8925a190995c28ba4421a31348","submitter":{"id":2701,"url":"http://patchwork.ozlabs.org/api/people/2701/?format=json","name":"Paolo Bonzini","email":"pbonzini@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-7-pbonzini@redhat.com/mbox/","series":[{"id":497473,"url":"http://patchwork.ozlabs.org/api/series/497473/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497473","date":"2026-03-25T16:44:34","name":"[PULL,01/19] tests/functional: preserve PYTHONPATH entries","version":1,"mbox":"http://patchwork.ozlabs.org/series/497473/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2216018/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2216018/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 (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=B4ISnXBr;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=dNT427ow;\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 4fgt9D1xFNz1xy3\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 26 Mar 2026 03:46:56 +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 1w5RM3-0004pW-49; Wed, 25 Mar 2026 12:45:15 -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 <pbonzini@redhat.com>)\n id 1w5RM1-0004p8-He\n for qemu-devel@nongnu.org; Wed, 25 Mar 2026 12:45:13 -0400","from us-smtp-delivery-124.mimecast.com ([170.10.129.124])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <pbonzini@redhat.com>)\n id 1w5RLz-0004cw-Uw\n for qemu-devel@nongnu.org; Wed, 25 Mar 2026 12:45:13 -0400","from mail-wm1-f70.google.com (mail-wm1-f70.google.com\n [209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS\n (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id\n us-mta-625-IWOal9oFOCqwZ-6WHyOZoA-1; Wed, 25 Mar 2026 12:45:09 -0400","by mail-wm1-f70.google.com with SMTP id\n 5b1f17b1804b1-48532df52c5so556975e9.1\n for <qemu-devel@nongnu.org>; Wed, 25 Mar 2026 09:45:09 -0700 (PDT)","from [192.168.10.48] ([151.49.85.67])\n by smtp.gmail.com with ESMTPSA id\n 5b1f17b1804b1-487116f17f3sm137715975e9.1.2026.03.25.09.45.04\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Wed, 25 Mar 2026 09:45:05 -0700 (PDT)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1774457111;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=DrGcx5SIbojAJCYnCMhhFRMwGUlUPZaltqmhri0jqaE=;\n b=B4ISnXBrRlQIgN3neABoz/iQWgWI/p69ilIn5jR41eFKuhXXQiG7enIHtRNLzf9QOLSxEc\n vwRwTb4HuM7nKVxyYzYxM/Ff93OcnG5H3D+7vy+fFv3/+e9J9eiSfObBd9cwNZIpc2ry4J\n 1wqk/i5BeWFRlRkjOchODuLPwdhSp7k=","v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=redhat.com; s=google; t=1774457108; x=1775061908; 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=DrGcx5SIbojAJCYnCMhhFRMwGUlUPZaltqmhri0jqaE=;\n b=dNT427owXfs2JgHTZLYIy4ObrtHllnVxOQaeoU6C7aIz7osJITRJR2wnlD/KYqXBcE\n z40bMFP+NHwaFEVqzn4y/SODX6aC4zZJFcmSpZwGIeAi+qRu3x+eSB545LpgkqP98a9s\n dPKG5v4EElCrwRB2dpPxsWgeJ/YLEJw9jSyQrmZmCulvaKhAn/Yp4P+p5ubKPrpe/2B+\n y88B6Iyz4ZBUgQf3rtvGoSWKWXbzioePUXcp6yE6dwRrCJcjqSNkdXsiF8qi6ptWJMts\n MvACYjKk5vXJ5vu0jB7SFLAlCKkzETvlgs7sVew9WEtfibadk5iixgYoOH3ZXXgccw8D\n Toug=="],"X-MC-Unique":"IWOal9oFOCqwZ-6WHyOZoA-1","X-Mimecast-MFC-AGG-ID":"IWOal9oFOCqwZ-6WHyOZoA_1774457109","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1774457108; x=1775061908;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n :to:cc:subject:date:message-id:reply-to;\n bh=DrGcx5SIbojAJCYnCMhhFRMwGUlUPZaltqmhri0jqaE=;\n b=sGr4P/ZAQLLe4v4S8UxYZWZtxiIsX7Hzd7dTyHvNsoS6KuhLzfbb8tQvANKO4iPFdi\n IJMdBz+t50G65oSIAvrRzG08UhcCCZREg3C9isUE7zcQ7QjtoDd+KgBhKvGDrLN9kDQC\n xVPI70RSZOFeWVVQQHiBDsH8END7GjC/1ojljwmIlvDRux2Rza/WPh3ph/1BPh28N4GF\n u6LNsOEo0zCwOQpHPJ04lc8UlbW21pQCIRbK4K81TC/24cdZRiO4wIAPdZmaS0QFOxkp\n 3ucvBiTKvnmHWBxLPdSo4tPIT2IqSk9T0d+vUgS1SO42fjxZ/6AnntV/lBYjjwgilmbl\n F8Mw==","X-Gm-Message-State":"AOJu0YwiN91BZxyfLbMOCYiZpeTrC6yz1UYrOwJRYHt+gSPjyxouUQ2Z\n NCXD1+BWeWtW7VHJhmAAGvSBtoQzQ0LO5myqbwmB2mfeFwc4teIUAEDD+lYa4fmbI+kSY57DgV2\n Njjt+z9yzi6A5vEjsMuGZ/Gl9wEZf5aYS+N4NZQZ56P3HE+KHaSTkEtVKRdAgH4qj5hEVesxMyc\n UwEGzQbA8Ulx0gX+U+G/lM8w9hkkHd2IVAq2nYwGy7","X-Gm-Gg":"ATEYQzzLcmZNUMktDyXDL3WGsuy/+mhCIQA/AF/nL8byfORWv1j1eI/lrf+l79N0BDa\n inD3/5iSx6MekX3uCqh5YmahHO5XlJElddRaGp/yoNBtJbqcyiwWC2NPMJFP4dj4VPPMBZnZbIu\n 0QILVUds3jYFbLjUQ6LCmfnU7IROJXcvUYY6XLNRw3PHz3LFDSyflzNK4nhH/Ouv4505588DHjh\n O8mebvC8P/nU1XQg9sO9yejEyj/0p96iBR6BgZUw960tA5Xk087GHjyr7/d3LaTa8Miu1s/E8S7\n EBNkGST5BSI1Gt/p0r1r6Zj4UNetJvUrpa/rsNI2ot0sPksKcnHIAwPZNNvxD78OFO0Ms27RdJB\n TmWa25Q+vzquNZY4SEhOKXy23w/h59DjU0am4pH0veGs89OlaertxKI8wp712KfJW4858zwuBGr\n OuWv3PixEYMv2CBcdWk/jcR+Th","X-Received":["by 2002:a05:600c:1f86:b0:485:46fd:7887 with SMTP id\n 5b1f17b1804b1-48715fef87fmr66009765e9.13.1774457107833;\n Wed, 25 Mar 2026 09:45:07 -0700 (PDT)","by 2002:a05:600c:1f86:b0:485:46fd:7887 with SMTP id\n 5b1f17b1804b1-48715fef87fmr66009325e9.13.1774457107300;\n Wed, 25 Mar 2026 09:45:07 -0700 (PDT)"],"From":"Paolo Bonzini <pbonzini@redhat.com>","To":"qemu-devel@nongnu.org","Cc":"Mohamed Mediouni <mohamed@unpredictable.fr>","Subject":"[PULL 06/19] whpx: i386: skip TSC read for MMIO exits","Date":"Wed, 25 Mar 2026 17:44:40 +0100","Message-ID":"<20260325164453.72127-7-pbonzini@redhat.com>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260325164453.72127-1-pbonzini@redhat.com>","References":"<20260325164453.72127-1-pbonzini@redhat.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Received-SPF":"pass client-ip=170.10.129.124;\n envelope-from=pbonzini@redhat.com;\n helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-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":"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":"From: Mohamed Mediouni <mohamed@unpredictable.fr>\n\nThe TSC value isn't needed for vmexit processing.\n\nSigned-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>\nLink: https://lore.kernel.org/r/20260324151323.74473-4-mohamed@unpredictable.fr\nSigned-off-by: Paolo Bonzini <pbonzini@redhat.com>\n---\n target/i386/whpx/whpx-all.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)","diff":"diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c\nindex 8f1835ee95c..ac03445d9da 100644\n--- a/target/i386/whpx/whpx-all.c\n+++ b/target/i386/whpx/whpx-all.c\n@@ -606,7 +606,7 @@ void whpx_get_registers(CPUState *cpu, WHPXStateLevel level)\n \n     assert(cpu_is_stopped(cpu) || qemu_cpu_is_self(cpu));\n \n-    if (!env->tsc_valid) {\n+    if (level > WHPX_LEVEL_FAST_RUNTIME_STATE && !env->tsc_valid) {\n         whpx_get_tsc(cpu);\n         env->tsc_valid = !runstate_is_running();\n     }\n","prefixes":["PULL","06/19"]}