From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 60F5918C35F; Wed, 9 Oct 2024 11:07:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728472041; cv=none; b=rMUUrfydVTyetB1YXqty535aVTdeB2lH1XSjj1lDtybmmBy7OZ9efF4oNZCLBYOA+fH7zHq7FahthIYYYFq5b9THOoeT7wzooqVGGPIlIHMFn22MEdSQ3BKoxl7rP6HYUsxDPa6VGimC1gB+iVLRtEEw3Pf5TnuDNm8FARi0vQI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728472041; c=relaxed/simple; bh=/R45ZpnbeeOexoK0D50lPQNMccspDFpOctCg08kNaKM=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=lNUYwQKHEVrNtf30a0nxX8FQFQJ6jozw5SEJaVxf6jQxk+D6U8XaWtry1MoFT3ltC1rsIFUfwlifrpVSwMQtxaHsAM6TyG796OXbA7mRp/VAjCLJtmHXzqL6xfXmns8YhedbGVx8NTkr0EgnRUG8s4JCJN7vPUgrc0QDfftsC5Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=i+QQBYww; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="i+QQBYww" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E0EFCC4CEC5; Wed, 9 Oct 2024 11:07:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728472040; bh=/R45ZpnbeeOexoK0D50lPQNMccspDFpOctCg08kNaKM=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=i+QQBYww1OYht/1pn7PCIbm1ziNS3NLFv6msKUwvkpJWx0I4IsG6IWLBzuvmXsWNL 1V1qN3+mTI6y/oRjrxve4zHCo+wre7i8YaJoso1kW+1X+EEJw6TODgeHwA6m3xlUfb cDGPQeBtPyJFSMgN57/nLiEVQqJFUPIiwZdqSMPVTDaZIQl74HD2UUvmyfE7//83Yt gpDhNzLbqklkP3EUuBUlWUxDOoqn934L8GQeYPsm6S4/G5h1k7Lv336QeM3BlMCF34 MVZF6Y1Z0w+kmrwb1Sr4aaxzuybauOaadebbKwgb92AG/IRgTzMjDE/7UfXqI4+32K ujQoBZy2nFOGw== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1syUXG-001nmB-7f; Wed, 09 Oct 2024 12:07:18 +0100 Date: Wed, 09 Oct 2024 12:07:17 +0100 Message-ID: <86set55yca.wl-maz@kernel.org> From: Marc Zyngier To: Tianjia Zhang Cc: Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , =?UTF-8?B?UGllcnJlLUNsw6ltZW50?= Tosi , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, llvm@lists.linux.dev Subject: Re: [PATCH] KVM: arm64: nVHE: gen-hyprel: Silent build warnings In-Reply-To: <20241009085751.35976-1-tianjia.zhang@linux.alibaba.com> References: <20241009085751.35976-1-tianjia.zhang@linux.alibaba.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/29.4 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: tianjia.zhang@linux.alibaba.com, oliver.upton@linux.dev, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, nathan@kernel.org, ndesaulniers@google.com, morbo@google.com, justinstitt@google.com, ptosi@google.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, llvm@lists.linux.dev X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Wed, 09 Oct 2024 09:57:51 +0100, Tianjia Zhang wrote: > > This patch silent the some mismatch format build warnings > with clang, like: > > arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:233:2: warning: format specifies > type 'unsigned long' but the argument has type 'Elf64_Off' > (aka 'unsigned long long') [-Wformat] > 233 | assert_ne(off, 0UL, "%lu"); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~ > | %llu > arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:193:34: note: expanded from macro 'assert_ne' > 193 | #define assert_ne(lhs, rhs, fmt) assert_op(lhs, rhs, fmt, !=) > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ > arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:188:19: note: expanded from macro 'assert_op' > 187 | " failed (lhs=" fmt ", rhs=" fmt \ > | ~~~ > 188 | ", line=%d)", _lhs, _rhs, __LINE__); \ > | ^~~~ > arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:167:17: note: expanded from macro 'fatal_error' > 166 | fprintf(stderr, "error: %s: " fmt "\n", \ > | ~~~ > 167 | elf.path, ## __VA_ARGS__); \ > | ^~~~~~~~~~~ > > Signed-off-by: Tianjia Zhang I don't see these warnings. What version of LLVM are you using? M. -- Without deviation from the norm, progress is not possible.