From patchwork Tue Sep 10 17:40:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierrick Bouvier X-Patchwork-Id: 827038 Delivered-To: patch@linaro.org Received: by 2002:adf:ab1c:0:b0:367:895a:4699 with SMTP id q28csp431333wrc; Tue, 10 Sep 2024 10:42:06 -0700 (PDT) X-Forwarded-Encrypted: i=2; AJvYcCUtjLI76xrKoNZj2frdUW+ms7wI/dzN7Hy4iPcMwp7YBouvGIafGqKreA2f1igLxeLfwzRhNg==@linaro.org X-Google-Smtp-Source: AGHT+IEhxmXUoHP3SSIt8VFBe1VduOSx0u9NuIrfYEtKn7pFjDupyFin8e24E2i5zCmk8fUkYrcQ X-Received: by 2002:a05:620a:4152:b0:7a9:bafd:635b with SMTP id af79cd13be357-7a9d3d80c23mr55177485a.60.1725990126677; Tue, 10 Sep 2024 10:42:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1725990126; cv=none; d=google.com; s=arc-20240605; b=O1DOS3U5Ry3yeacx/dkHSoOe1hgO/8Rd1Lkv0KKeO1wk+Gtvac4yjBvqo6bNhpJ4op XXoUf4wwGapPH0cS2+tWaBUnTImhtegT27aT1N8G6QXBgVrnFDHKSqxjDOhJrA04V3HV npREsF3OkbcEzb35yPaIZql55/CPHLu87acYcAjxjSZ+9OHP5/oQN9ecdnlBWccxttO2 0ppqQZLU8DoeDuFN9r5VcBaBPSLE/PxVeOXXDoekmH6Pk9OYUBLgoGNN/sUyFoec+43u bobtCWiwfKXiAH3smf0diCxYmqtWsNQT73/CEUL7IHijqek2pZfX8pkVlgB5NQZE2Uud +cPQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20240605; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:message-id:date:subject:cc:to:from:dkim-signature; bh=7IuVk+4j8sLSrVGUPeyOAaGe996Ji2rvk6igp9easzQ=; fh=niU+Agd4Wp70L8xrJ0/IO4BQaJkQAaRxdsfKZE6Qk1g=; b=E9HyPzSr/dMZ5zAj70zC3WdksKtaKFIeoJZX7/BKIePxZCLgBVZAvVWYobcy0jEtjz OkmCxRPnYnxoBcWd+bRuNgwIC3qZAuUEoDODUEMxLgmblBOK0TE1gsEVSIezvFNI4Zin RCgHfDyTAUg5yCVYc3BvDG6zRYgwoqRg3l5u77o62w1s+x8scDmzUSWS6mKDpX+rXjtF WAndHLLybJkZnHWoZHs9+fQZqDSxWg7sRs/fcKuO7R3YiUy0qeaH6ahV6o0A00pL3uTr WhyQkeybhgTZ0I4mIVUUSM9Rs2pDOwGqqhrlnVedhfAAjNDHBeI2KWbN9jTAAELf5onI 1mRg==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=le+W0nwC; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id af79cd13be357-7a9a7a7cd78si850199485a.746.2024.09.10.10.42.06 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 10 Sep 2024 10:42:06 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=le+W0nwC; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1so4qp-0002bl-FO; Tue, 10 Sep 2024 13:40:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1so4qn-0002NX-A5 for qemu-devel@nongnu.org; Tue, 10 Sep 2024 13:40:25 -0400 Received: from mail-pf1-x433.google.com ([2607:f8b0:4864:20::433]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1so4ql-0004sK-8d for qemu-devel@nongnu.org; Tue, 10 Sep 2024 13:40:24 -0400 Received: by mail-pf1-x433.google.com with SMTP id d2e1a72fcca58-7178df70f28so832121b3a.2 for ; Tue, 10 Sep 2024 10:40:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1725990021; x=1726594821; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=7IuVk+4j8sLSrVGUPeyOAaGe996Ji2rvk6igp9easzQ=; b=le+W0nwCevLDcF+sqwkCcXUchGY4Z/SIV3ES+dAmATsGilPFooST1leunQTx6w6a7p RkP5qr9NvmUlhIEqchmAq90C+er9qLuEEW80WD4bkm8FHYmlM2C4IAJhtG+mzIFjS/nD GwNvxcZdGzSScerAZ1kNcP7iLnQslB+CqW8MMAj7srTl+mT+l3BC2TIa0krT7C0lc7PP fghuH8A26vZ+gc3tdnE9xRP//mu1tCxZ3xWWxd4yT+gizMwmJdcY16h/+rck1Bzj+nRx Trt/TJKrCBLNx173n37Idc+DxZvHBHBSAKgDAUNqyGNMdjyA6GxEecuW95wb/+Yh9uEk +Sbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725990021; x=1726594821; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=7IuVk+4j8sLSrVGUPeyOAaGe996Ji2rvk6igp9easzQ=; b=DYgsGVil5PUHetgZiehYpFobJmNXdq1n9f62gNB+jb2O9dylMlikACEXZ4i4NAtQEo pPhAA4umehFCp3BhV5XBkWJwhwM+4rWnFuvY6ujhNR+y4B3dgV/UhqW8qfD1qUnQksqf PFqV9bbJBI4Igr5RNwUOVo7lzUVjw8Zj9tNF0Gl2mowMBc4cgymJjR6WveR6d8J3v6jb sBRSx8mac1YJ39tKsW3O4UAhySjeUGM11wSHw9YcbTz79p/LJ48DrYwjf93rX9KR30FO 5HCVmOb9B+uCNZfCOT0NyGxjgljBg7F1Uz/6YXfOABlM/00CWY/pDe7SE4q3pG7LXI4B NQfw== X-Gm-Message-State: AOJu0Yxz+WsOq07BmH8G8iyi4udpzAiJojsw5ZMjj9lQ+bJ2kAC4vAFs bEiLAfvRoOz5LPxW4jXjzi0UKKfRQ7vaPM4tS+JCQMu2ljz0fAETPoP1zTCKiiZy1hsp1cjYeOV XLPyAcA== X-Received: by 2002:a05:6a21:458b:b0:1c8:a5ba:d2ba with SMTP id adf61e73a8af0-1cf62cdaf9cmr652112637.22.1725990021601; Tue, 10 Sep 2024 10:40:21 -0700 (PDT) Received: from linaro.vn.shawcable.net ([2604:3d08:9384:1d00::9633]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2db04966d3asm6682751a91.38.2024.09.10.10.40.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Sep 2024 10:40:21 -0700 (PDT) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: Wainer dos Santos Moschetta , Richard Henderson , Paolo Bonzini , Ilya Leoshkevich , =?utf-8?q?Alex_Benn=C3=A9e?= , David Hildenbrand , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , kvm@vger.kernel.org, Thomas Huth , Marcelo Tosatti , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , qemu-s390x@nongnu.org, Beraldo Leal , Pierrick Bouvier Subject: [PATCH v3 0/3] build qemu with gcc and tsan Date: Tue, 10 Sep 2024 10:40:10 -0700 Message-Id: <20240910174013.1433331-1-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::433; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pf1-x433.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, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org While working on a concurrency bug, I gave a try to tsan builds for QEMU. I noticed it didn't build out of the box with recent gcc, so I fixed compilation. In more, updated documentation to explain how to build a sanitized glib to avoid false positives related to glib synchronisation primitives. v3 - rebased on top of master - previous conversation shifted on why clang does not implement some warnings - hopefully we can review the content of patches this time v2 - forgot to signoff commits Pierrick Bouvier (3): meson: hide tsan related warnings target/i386: fix build warning (gcc-12 -fsanitize=thread) docs/devel: update tsan build documentation docs/devel/testing/main.rst | 26 ++++++++++++++++++++++---- meson.build | 10 +++++++++- target/i386/kvm/kvm.c | 4 ++-- 3 files changed, 33 insertions(+), 7 deletions(-)