From mboxrd@z Thu Jan 1 00:00:00 1970 From: Al Viro Subject: Re: [PATCH v2 19/76] ARC: Signal handling Date: Sat, 19 Jan 2013 03:34:07 +0000 Message-ID: <20130119033407.GK4939@ZenIV.linux.org.uk> References: <1358511930-7424-1-git-send-email-vgupta@synopsys.com> <1358511930-7424-20-git-send-email-vgupta@synopsys.com> <20130119032357.GB23552@ZenIV.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20130119032357.GB23552@ZenIV.linux.org.uk> Sender: linux-kernel-owner@vger.kernel.org To: Vineet Gupta Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arnd@arndb.de List-Id: linux-arch.vger.kernel.org On Sat, Jan 19, 2013 at 03:23:57AM +0000, Al Viro wrote: > ITYM current_pt_regs()... > > > + if (unlikely(is_do_ss_needed(magic))) > > + if (do_sigaltstack(&sf->uc.uc_stack, NULL, regs->sp) == -EFAULT) > if (!restore_altstack(&sf->uc.uc_stack)) > please... ... only without the braino - if (restore_altstack(...)) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zeniv.linux.org.uk ([195.92.253.2]:47139 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753992Ab3ASDeJ (ORCPT ); Fri, 18 Jan 2013 22:34:09 -0500 Date: Sat, 19 Jan 2013 03:34:07 +0000 From: Al Viro Subject: Re: [PATCH v2 19/76] ARC: Signal handling Message-ID: <20130119033407.GK4939@ZenIV.linux.org.uk> References: <1358511930-7424-1-git-send-email-vgupta@synopsys.com> <1358511930-7424-20-git-send-email-vgupta@synopsys.com> <20130119032357.GB23552@ZenIV.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130119032357.GB23552@ZenIV.linux.org.uk> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Vineet Gupta Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arnd@arndb.de Message-ID: <20130119033407.5fjfNEY-Dua28bviUZRFX1TiCmOhsPN3_1asDfO7kW8@z> On Sat, Jan 19, 2013 at 03:23:57AM +0000, Al Viro wrote: > ITYM current_pt_regs()... > > > + if (unlikely(is_do_ss_needed(magic))) > > + if (do_sigaltstack(&sf->uc.uc_stack, NULL, regs->sp) == -EFAULT) > if (!restore_altstack(&sf->uc.uc_stack)) > please... ... only without the braino - if (restore_altstack(...))