Received: by 10.223.176.5 with SMTP id f5csp489167wra; Tue, 30 Jan 2018 14:57:49 -0800 (PST) X-Google-Smtp-Source: AH8x227MOzNaE95StNLtmx93gtOTsUYeG2sL6l4YPoDX0hsjSnwA7zcLNQC9qQb0QjK532Z/K1UM X-Received: by 10.99.95.193 with SMTP id t184mr25024979pgb.189.1517353069157; Tue, 30 Jan 2018 14:57:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1517353069; cv=none; d=google.com; s=arc-20160816; b=OdqTDiTKXxySXEd5A9ZR5PV3FuYRHpM0ftaowzbOvD3rU4IN6PVmfWyFL7vC8XaUa8 im1+peMDQnRyRRJeR1rtOKNfAqzfqfnIxSbWuXQX/cVGh5ViVwLXvjIxnV/WGXFumG/x QmT5z2O5wzt53rdNHD/MHyK0BRL9rPNs9obUk+Rqvqw0nsqb2tol5x6jyMgb//MlqHGz p/388OafEi92aoym9jfpk277+zNq2gzISZd2sv08kM0bEAsnky7bkhs399Dn3JAYIrp6 MKMcQVZVmmIpXYYDWF5HE0f+0Xik1XeOKjhdRKSKUP6AjpCWfcs8M+D+NGEfEEvv8tAy P7IA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=DqjKRBooOEU9Cz7NgHC92DYHf4PL3bBEcfr7AXirA1k=; b=RMyyQJwKyR6RzhEUY29bGecy3PxxFEmWkSQUTZz6LIQqgvN2cg7dO693XlquB4bDOH 7gFONsDDDqeRqcEDjbl5PlsQIrb0HQBs0fdxXJ3XtD7evviSWvxIM5JHx6BMfg3hYq1Y DPQcXcsmDArH/AX4oKVVr7jc3hUCIMxZdFVAm4lhjj1knuQ1KlMLefRBMCXFq4waTiUL agFopy8vvTT+2zSrhHvVYHn08ONuWt2xBKCG0eKppDPwtMeHLZKkS1uL21XtiUzJQQx6 OLXg0tftUnoIwabUVh0060KE1ZpvbgZbb7GmioMOM68sPtg+9XHZF0IB93ENW9BAmuvr cLvg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 89-v6si520564plb.612.2018.01.30.14.57.34; Tue, 30 Jan 2018 14:57:49 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753983AbeA3Wza (ORCPT + 99 others); Tue, 30 Jan 2018 17:55:30 -0500 Received: from mail.skyhub.de ([5.9.137.197]:52442 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753771AbeA3Wz3 (ORCPT ); Tue, 30 Jan 2018 17:55:29 -0500 X-Virus-Scanned: Nedap ESD1 at mail.skyhub.de Received: from mail.skyhub.de ([127.0.0.1]) by localhost (blast.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id XS1JXKqW73Vq; Tue, 30 Jan 2018 23:55:27 +0100 (CET) Received: from pd.tnic (p200300EC2BCF0F005D4DFBFD0E3B986B.dip0.t-ipconnect.de [IPv6:2003:ec:2bcf:f00:5d4d:fbfd:e3b:986b]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id AB0D31EC02BE; Tue, 30 Jan 2018 23:55:27 +0100 (CET) Date: Tue, 30 Jan 2018 23:55:19 +0100 From: Borislav Petkov To: Thomas Gleixner Cc: Tim Chen , Josh Poimboeuf , David Woodhouse , arjan@linux.intel.com, karahmed@amazon.de, x86@kernel.org, linux-kernel@vger.kernel.org, peterz@infradead.org, pbonzini@redhat.com, ak@linux.intel.com, torvalds@linux-foundation.org, gregkh@linux-foundation.org, mingo@kernel.org, luto@kernel.org, linux@dominikbrodowski.net Subject: Re: [PATCH] x86/speculation: Use Indirect Branch Prediction Barrier in context switch Message-ID: <20180130225519.fdqyfil3aj6bdjmv@pd.tnic> References: <1517263487-3708-1-git-send-email-dwmw@amazon.co.uk> <20180130174850.bwypk4r5yn2344jb@treble> <20180130220052.jotc4orxnzi6s3nx@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 30, 2018 at 11:21:58PM +0100, Thomas Gleixner wrote: > prctl(PR_SET_DUMPABLE, 0) = 0 > > That does the trick. Ok, found it: https://dev.gnupg.org/T1211 Looks like this is debian-specific for now. Not in gnupg mainlne, AFAICT. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.