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 6EFDF7C for ; Fri, 25 Feb 2022 15:31:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21370C340E7; Fri, 25 Feb 2022 15:31:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1645803106; bh=OJP6GJj98Sjx4FzgK763MteoSg9awmetSsvPt3dPPiM=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fVAKE6aS8+cJYj2hySBtQB2qZ8cLka3qwUkqw3LxzyKxsmSxUuDIZAuQ7NAFKzWFO UGjCcDO9+rWnS6gMvyx74BZrR/HuZ1lahD1rSC5tQbF6CEWdqigh9mIwF3vMtn39W5 nzQ1H0Kgq3PhwEsaxeIgF6J46kTleltGmAlu61xOFifFRUMoTiUY8l+5JFsOAdhBMU S/GlpIWQJdQaGsIYkzGM242nG7XTZGFBEofpnUeHz2sLqSQ2ZPrFf2lsOf0ba7ua+F QcUNvTI3WogFDF2OYsRwRAF4xXVPv0QQ/IsMO+wWo0GrdMJvSHB1EsYqgVeaidn3f2 OzCspGiVEQm3w== Received: from sofa.misterjones.org ([185.219.108.64] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nNcZL-00AYvf-Ro; Fri, 25 Feb 2022 15:31:43 +0000 Date: Fri, 25 Feb 2022 15:31:43 +0000 Message-ID: <87k0dj2c9s.wl-maz@kernel.org> From: Marc Zyngier To: "Chen, Rong A" Cc: Ard Biesheuvel , Kalesh Singh , kernel test robot , llvm@lists.linux.dev, kbuild-all@lists.01.org, Will Deacon , Quentin Perret , Fuad Tabba , surenb@google.com, Android Kernel Team , Catalin Marinas , James Morse , Alexandru Elisei , Suzuki K Poulose , Mark Rutland , Pasha Tatashin , Joey Gouly , Peter Collingbourne , Andrew Scull , Paolo Bonzini , Zenghui Yu , Linux ARM , Linux Kernel Mailing List , kvmarm Subject: Re: [kbuild-all] Re: [PATCH v2 6/9] KVM: arm64: Detect and handle hypervisor stack overflows In-Reply-To: <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.com> References: <20220222165212.2005066-7-kaleshsingh@google.com> <202202231727.L621fVgD-lkp@intel.com> <875yp63ptg.wl-maz@kernel.org> <89c48bd2a9b32b4607d1515714fa3c1b@kernel.org> <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.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/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: llvm@lists.linux.dev 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: rong.a.chen@intel.com, ardb@kernel.org, kaleshsingh@google.com, lkp@intel.com, llvm@lists.linux.dev, kbuild-all@lists.01.org, will@kernel.org, qperret@google.com, tabba@google.com, surenb@google.com, kernel-team@android.com, catalin.marinas@arm.com, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, mark.rutland@arm.com, pasha.tatashin@soleen.com, joey.gouly@arm.com, pcc@google.com, ascull@google.com, pbonzini@redhat.com, yuzenghui@huawei.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Fri, 25 Feb 2022 02:12:32 +0000, "Chen, Rong A" wrote: > > Hi Marc, Ard, > > We have ignored the warning related to asmlinkage according to the > below advice: > > https://lore.kernel.org/lkml/CAMj1kXHrRYagSVniSetHdG15rkQS+fm4zVOtN=Zda3W0QaEoJA@mail.gmail.com/ Ah, I didn't realise it had been updated. Apologies for the shouting! > do you want the bot ignore such warning if asmlinkage not specified? No, there is some value in warning about this particular case. Thanks, M. -- Without deviation from the norm, progress is not possible. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id 229B0C433EF for ; Fri, 25 Feb 2022 15:31:59 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 9419D4B9A7; Fri, 25 Feb 2022 10:31:58 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id dyAZz2ikE7nv; Fri, 25 Feb 2022 10:31:54 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id DAAAC4B9B4; Fri, 25 Feb 2022 10:31:54 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 235154B9A8 for ; 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b=fVAKE6aS8+cJYj2hySBtQB2qZ8cLka3qwUkqw3LxzyKxsmSxUuDIZAuQ7NAFKzWFO UGjCcDO9+rWnS6gMvyx74BZrR/HuZ1lahD1rSC5tQbF6CEWdqigh9mIwF3vMtn39W5 nzQ1H0Kgq3PhwEsaxeIgF6J46kTleltGmAlu61xOFifFRUMoTiUY8l+5JFsOAdhBMU S/GlpIWQJdQaGsIYkzGM242nG7XTZGFBEofpnUeHz2sLqSQ2ZPrFf2lsOf0ba7ua+F QcUNvTI3WogFDF2OYsRwRAF4xXVPv0QQ/IsMO+wWo0GrdMJvSHB1EsYqgVeaidn3f2 OzCspGiVEQm3w== Received: from sofa.misterjones.org ([185.219.108.64] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nNcZL-00AYvf-Ro; Fri, 25 Feb 2022 15:31:43 +0000 Date: Fri, 25 Feb 2022 15:31:43 +0000 Message-ID: <87k0dj2c9s.wl-maz@kernel.org> From: Marc Zyngier To: "Chen, Rong A" Subject: Re: [kbuild-all] Re: [PATCH v2 6/9] KVM: arm64: Detect and handle hypervisor stack overflows In-Reply-To: <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.com> References: <20220222165212.2005066-7-kaleshsingh@google.com> <202202231727.L621fVgD-lkp@intel.com> <875yp63ptg.wl-maz@kernel.org> <89c48bd2a9b32b4607d1515714fa3c1b@kernel.org> <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.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/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: rong.a.chen@intel.com, ardb@kernel.org, kaleshsingh@google.com, lkp@intel.com, llvm@lists.linux.dev, kbuild-all@lists.01.org, will@kernel.org, qperret@google.com, tabba@google.com, surenb@google.com, kernel-team@android.com, catalin.marinas@arm.com, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, mark.rutland@arm.com, pasha.tatashin@soleen.com, joey.gouly@arm.com, pcc@google.com, ascull@google.com, pbonzini@redhat.com, yuzenghui@huawei.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Cc: Catalin Marinas , llvm@lists.linux.dev, Joey Gouly , Kalesh Singh , Will Deacon , kernel test robot , surenb@google.com, kvmarm , Android Kernel Team , Pasha Tatashin , Peter Collingbourne , Linux ARM , kbuild-all@lists.01.org, Linux Kernel Mailing List , Paolo Bonzini X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Fri, 25 Feb 2022 02:12:32 +0000, "Chen, Rong A" wrote: > > Hi Marc, Ard, > > We have ignored the warning related to asmlinkage according to the > below advice: > > https://lore.kernel.org/lkml/CAMj1kXHrRYagSVniSetHdG15rkQS+fm4zVOtN=Zda3W0QaEoJA@mail.gmail.com/ Ah, I didn't realise it had been updated. Apologies for the shouting! > do you want the bot ignore such warning if asmlinkage not specified? No, there is some value in warning about this particular case. Thanks, M. -- Without deviation from the norm, progress is not possible. _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7382CC433EF for ; Fri, 25 Feb 2022 15:33:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Subject:Cc:To:From:Message-ID:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Fri, 25 Feb 2022 15:31:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21370C340E7; Fri, 25 Feb 2022 15:31:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1645803106; bh=OJP6GJj98Sjx4FzgK763MteoSg9awmetSsvPt3dPPiM=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fVAKE6aS8+cJYj2hySBtQB2qZ8cLka3qwUkqw3LxzyKxsmSxUuDIZAuQ7NAFKzWFO UGjCcDO9+rWnS6gMvyx74BZrR/HuZ1lahD1rSC5tQbF6CEWdqigh9mIwF3vMtn39W5 nzQ1H0Kgq3PhwEsaxeIgF6J46kTleltGmAlu61xOFifFRUMoTiUY8l+5JFsOAdhBMU S/GlpIWQJdQaGsIYkzGM242nG7XTZGFBEofpnUeHz2sLqSQ2ZPrFf2lsOf0ba7ua+F QcUNvTI3WogFDF2OYsRwRAF4xXVPv0QQ/IsMO+wWo0GrdMJvSHB1EsYqgVeaidn3f2 OzCspGiVEQm3w== Received: from sofa.misterjones.org ([185.219.108.64] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nNcZL-00AYvf-Ro; Fri, 25 Feb 2022 15:31:43 +0000 Date: Fri, 25 Feb 2022 15:31:43 +0000 Message-ID: <87k0dj2c9s.wl-maz@kernel.org> From: Marc Zyngier To: "Chen, Rong A" Cc: Ard Biesheuvel , Kalesh Singh , kernel test robot , llvm@lists.linux.dev, kbuild-all@lists.01.org, Will Deacon , Quentin Perret , Fuad Tabba , surenb@google.com, Android Kernel Team , Catalin Marinas , James Morse , Alexandru Elisei , Suzuki K Poulose , Mark Rutland , Pasha Tatashin , Joey Gouly , Peter Collingbourne , Andrew Scull , Paolo Bonzini , Zenghui Yu , Linux ARM , Linux Kernel Mailing List , kvmarm Subject: Re: [kbuild-all] Re: [PATCH v2 6/9] KVM: arm64: Detect and handle hypervisor stack overflows In-Reply-To: <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.com> References: <20220222165212.2005066-7-kaleshsingh@google.com> <202202231727.L621fVgD-lkp@intel.com> <875yp63ptg.wl-maz@kernel.org> <89c48bd2a9b32b4607d1515714fa3c1b@kernel.org> <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.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/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: rong.a.chen@intel.com, ardb@kernel.org, kaleshsingh@google.com, lkp@intel.com, llvm@lists.linux.dev, kbuild-all@lists.01.org, will@kernel.org, qperret@google.com, tabba@google.com, surenb@google.com, kernel-team@android.com, catalin.marinas@arm.com, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, mark.rutland@arm.com, pasha.tatashin@soleen.com, joey.gouly@arm.com, pcc@google.com, ascull@google.com, pbonzini@redhat.com, yuzenghui@huawei.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220225_073147_397469_E27331A5 X-CRM114-Status: GOOD ( 15.85 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, 25 Feb 2022 02:12:32 +0000, "Chen, Rong A" wrote: > > Hi Marc, Ard, > > We have ignored the warning related to asmlinkage according to the > below advice: > > https://lore.kernel.org/lkml/CAMj1kXHrRYagSVniSetHdG15rkQS+fm4zVOtN=Zda3W0QaEoJA@mail.gmail.com/ Ah, I didn't realise it had been updated. Apologies for the shouting! > do you want the bot ignore such warning if asmlinkage not specified? No, there is some value in warning about this particular case. Thanks, M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6489206123994436503==" MIME-Version: 1.0 From: Marc Zyngier To: kbuild-all@lists.01.org Subject: Re: [PATCH v2 6/9] KVM: arm64: Detect and handle hypervisor stack overflows Date: Fri, 25 Feb 2022 15:31:43 +0000 Message-ID: <87k0dj2c9s.wl-maz@kernel.org> In-Reply-To: <16f47fa9-90b4-0b5c-33cb-cb004fc39266@intel.com> List-Id: --===============6489206123994436503== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable On Fri, 25 Feb 2022 02:12:32 +0000, "Chen, Rong A" wrote: > = > Hi Marc, Ard, > = > We have ignored the warning related to asmlinkage according to the > below advice: > = > https://lore.kernel.org/lkml/CAMj1kXHrRYagSVniSetHdG15rkQS+fm4zVOtN=3DZda= 3W0QaEoJA(a)mail.gmail.com/ Ah, I didn't realise it had been updated. Apologies for the shouting! > do you want the bot ignore such warning if asmlinkage not specified? No, there is some value in warning about this particular case. Thanks, M. -- = Without deviation from the norm, progress is not possible. --===============6489206123994436503==--