Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp5340427ybi; Tue, 28 May 2019 11:20:34 -0700 (PDT) X-Google-Smtp-Source: APXvYqzLS2KeNL0LXG9dIWIJnXQxDX7fVoYF9z27VPefxcQi7kdKE6QxuHDAc1UNZo4OhquZ5744 X-Received: by 2002:a63:c64a:: with SMTP id x10mr132160547pgg.195.1559067634012; Tue, 28 May 2019 11:20:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1559067634; cv=none; d=google.com; s=arc-20160816; b=rqSq8VY0TcoHz5vNj+N3H8XRzFx7RQ4/CsW3bGfInhmL1BIUDgXXeKYgS62AVCmUwU wfF/5FAfsBaXbO2ZkjR88+eY+q1hNsuyMy53qseo80zmiQJcdEzX1eghRHdrZj2lV/jt pu8PKnZnxPZ/IoHiRlpTOwUUal4FGaJ08h0L0XyPboxlTr7cE38VyGsFygV1I734Mk87 mh9LyFrZKUZJ0jpU9DkKCNRRepSj/YyCG4om1rpT3QWnb/XIXUsE6LrL5qCvTEszjeqY lipEnvWTe8a44Pzgdo28newBCdb5sUuxr+EdGox191k5mesEB69zrbpaIEBWa+RVKQ7/ MJEg== 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; bh=lxS4G71lr1WIFD+if9WeE07oFVXwClOkiVj406Si8Tg=; b=HJ9vawqLpW4xWBXXYO3JeSEMOIeA/yBLQG7XmwHcuGOxwZFgqPe30e0mN47hFOrVG0 NN8S/sDkNE9asYjNzNoLiWFmTCcCe7/pLz+NePYzQlkIuY51LGsyUHqBvrj/YzM5h+Ub YPGK3PDyIgSpXHvEbfsGi5my4LiBmBxExcmi/EnsbeUdrHDMOOy1rWHDWSfcDIKWILGp Hi/p8vSg4VX2I2RMI276EnBot3oXoOqLTqLiuAym7Cali36a6PdiMTt53iaHcU8DsQOG hD30UBZ1xMkFWOqbzOvdNB6CLzkp0/J30S5hb49QoQXdfzuq2jip6NXcUMsnDVmGx8n0 W2AA== 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 g3si4489469pjs.57.2019.05.28.11.20.18; Tue, 28 May 2019 11:20:33 -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 S1727931AbfE1STN (ORCPT + 99 others); Tue, 28 May 2019 14:19:13 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:51565 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727470AbfE1STM (ORCPT ); Tue, 28 May 2019 14:19:12 -0400 Received: from 50-233-100-202-static.hfc.comcastbusiness.net ([50.233.100.202] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1hVggb-0004zU-Ih; Tue, 28 May 2019 20:18:58 +0200 Date: Tue, 28 May 2019 11:18:48 -0700 (PDT) From: Thomas Gleixner To: "Eric W. Biederman" cc: linux-kernel@vger.kernel.org, Linux Containers , Oleg Nesterov , linux-arch@vger.kernel.org Subject: Re: [REVIEW][PATCH 11/26] signal/x86: Remove task parameter from send_sigtrap In-Reply-To: <20190523003916.20726-12-ebiederm@xmission.com> Message-ID: References: <20190523003916.20726-1-ebiederm@xmission.com> <20190523003916.20726-12-ebiederm@xmission.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 22 May 2019, Eric W. Biederman wrote: > The send_sigtrap function is always called with task == current. Make > that explicit by removing the task parameter. > > This also makes it clear that the x86 send_sigtrap passes current > into force_sig_fault. > > Signed-off-by: "Eric W. Biederman" Reviewed-by: Thomas Gleixner