Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp2748646imm; Tue, 4 Sep 2018 09:22:42 -0700 (PDT) X-Google-Smtp-Source: ANB0Vdbaj7eMtsmxvy7JI1SfTD7jjD7tKmG2s5OG/pJBrHqIW0pzGHaCvc1jX7VfY0rSs0aKiAVt X-Received: by 2002:a17:902:7488:: with SMTP id h8-v6mr34082903pll.16.1536078162535; Tue, 04 Sep 2018 09:22:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536078162; cv=none; d=google.com; s=arc-20160816; b=NyXeOWDOsSTyeBlb4A3wLFCP1r2El+AKfSlkwL7UeB368fn2NJNmI6VtTjHZh4ACNh o19P374LBQ14HobxRyzQd/sjGIlQ31ZHG3GuJ9mTYC/kR8j1Oa+z+bP1CkJDX5tqgIzK 99eZPYx9DCu72/rHMuq9zWSPAjiQy36xkoM9Mlzg4exZx50jH5Uzzncs5gSnUX7xyKGI q0hVnK+Vq5OE8RRntvS4QOl3pQ31x7gGZmeWa7ky3G7QZapV79VBTIVLwg6ZTl4d1g2/ NgSSvjadVFPBll9F05D0E1KI1Ao55qqz2AwTLaS8GMDBlGHz/Brpwa50X59/8kss3Qzp L2Ow== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :message-id:in-reply-to:subject:cc:to:from:date :arc-authentication-results; bh=8foWCqA7TJUndO1BhMT0V8AM0b9E5pSLN9reU56grY4=; b=WQvoWZxn93NaQ1PJWLZm8NF74nkUwGOhBZqhdiwy19ZFIeliTfmYNWzD6rusFDwwHo aZU1r9qnlAzFwYetRqTSzDMFr1A1ORq/TTxxjDHPNfaj7Jg9fjd6TBFSKxxITh5udhXx 8p9EQtZvsw6oEkli3ayJE13RSYGt/Og/9pQL2/5s9hsuX5PoagIE8Pe/1oCb33v1XtqI ArWxGKULnPA1cOrmWj+Gy//GVj5wAgCoJDZUN87MztIaS8sJ/3HAYA60l712mI9AR6df vh6HM9JxwhkH3dqOU+N69w26I120/pmmTRXJNUZqC+4WUjP+NVCJ8o8qvs/6UKJRbIwf EjLg== 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 u6-v6si22007881pfu.143.2018.09.04.09.22.26; Tue, 04 Sep 2018 09:22:42 -0700 (PDT) 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 S1727682AbeIDUrA (ORCPT + 99 others); Tue, 4 Sep 2018 16:47:00 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:57519 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726347AbeIDUq7 (ORCPT ); Tue, 4 Sep 2018 16:46:59 -0400 Received: from hsi-kbw-5-158-153-52.hsi19.kabel-badenwuerttemberg.de ([5.158.153.52] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1fxE4b-0002Am-Am; Tue, 04 Sep 2018 18:21:01 +0200 Date: Tue, 4 Sep 2018 18:21:00 +0200 (CEST) From: Thomas Gleixner To: Jiri Kosina cc: Ingo Molnar , Peter Zijlstra , Josh Poimboeuf , Andrea Arcangeli , "Woodhouse, David" , Oleg Nesterov , Tim Chen , linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v3 1/3] ptrace: Provide ___ptrace_may_access() that can be applied on arbitrary tasks In-Reply-To: Message-ID: References: User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 4 Sep 2018, Thomas Gleixner wrote: > On Tue, 4 Sep 2018, Jiri Kosina wrote: > > +/** > > + * ___ptrace_may_access - variant of ptrace_may_access that can be used > > + * between two arbitrary tasks > > + * @curr: source task > > That's a pretty shitty name, really. If @curr is supposed to be an > arbitrary task, then please rename it in a way which makes that entirely > clear. curr is too close to current. Just grep for 'task_struct \*curr'. Something like '*tracer' would make it entirely clear what's going on. Thanks, tglx