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 X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 02E51C43603 for ; Fri, 13 Dec 2019 09:26:49 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id B7093214D8 for ; Fri, 13 Dec 2019 09:26:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B7093214D8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 702A84AC65; Fri, 13 Dec 2019 04:26:48 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu 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 P7YEQDcpsmj1; Fri, 13 Dec 2019 04:26:47 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 610144A598; Fri, 13 Dec 2019 04:26:47 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 122D34A52C for ; Fri, 13 Dec 2019 04:26:37 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu 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 McyKVtXlBVk3 for ; Fri, 13 Dec 2019 04:26:36 -0500 (EST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mm01.cs.columbia.edu (Postfix) with ESMTP id E79864A511 for ; Fri, 13 Dec 2019 04:26:35 -0500 (EST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 64CA41FB; Fri, 13 Dec 2019 01:26:35 -0800 (PST) Received: from localhost (e113682-lin.copenhagen.arm.com [10.32.145.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EE99F3F52E; Fri, 13 Dec 2019 01:26:34 -0800 (PST) Date: Fri, 13 Dec 2019 10:26:33 +0100 From: Christoffer Dall To: Marc Zyngier Subject: Re: [PATCH 3/3] KVM: arm/arm64: Drop spurious message when faulting on a non-existent mapping Message-ID: <20191213092633.GD28840@e113682-lin.lund.arm.com> References: <20191211165651.7889-1-maz@kernel.org> <20191211165651.7889-4-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191211165651.7889-4-maz@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org 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 Wed, Dec 11, 2019 at 04:56:50PM +0000, Marc Zyngier wrote: > Should userspace unmap memory whilst the guest is running, we exit > with a -EFAULT, but also having spat a useless message on the console. > > Get rid of it. Acked-by: Christoffer Dall > > Signed-off-by: Marc Zyngier > --- > virt/kvm/arm/mmu.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c > index f73393f5ddb7..fbfdffb8fe8e 100644 > --- a/virt/kvm/arm/mmu.c > +++ b/virt/kvm/arm/mmu.c > @@ -1696,7 +1696,6 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, > down_read(¤t->mm->mmap_sem); > vma = find_vma_intersection(current->mm, hva, hva + 1); > if (unlikely(!vma)) { > - kvm_err("Failed to find VMA for hva 0x%lx\n", hva); > up_read(¤t->mm->mmap_sem); > return -EFAULT; > } > -- > 2.20.1 > _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm